These races are outside the upcoming results. We have not assumed a new date from a previous edition.
- Newcastle Town Moor Marathon (opens in a new tab)
Newcastle upon Tyne
Surface not confirmed
Opened official source supports event identity, date, locality and published marathon option. Club event page preserves past officially measured multi-lap marathon. April 2025 newsletter confirms 29 December 2024 event occurred. August 2026 newsletter and current NEMC calendar supply no future full-marathon edition. Current RunThrough Town Moor events are shorter distances, not successor full marathons.
- Scare Bear Run 2026 - North — Marathon Option (opens in a new tab)
Durham
Surface: Trail
Opened official source supports event identity, date, locality and published marathon option. Official timed challenge explicitly recognises a marathon after six 4.37-mile laps; lap length may change to 3.28 miles according to conditions. Marathon completion pins are expressly offered. Duration 7 hours. Entry availability is not verified by the generic entry control.
- The Rubber Ducky Dash - North — Marathon Option (opens in a new tab)
Herrington Country Park, Houghton-le-Spring
Surface not confirmed
Opened official source supports event identity, date, locality and published marathon option. Official timed challenge explicitly recognises a marathon after six 4.37-mile laps; lap length may change to 3.28 miles according to conditions. Marathon completion pins are expressly offered. Duration 7 hours. Entry availability is not verified by the generic entry control.
2026-09-28 — nextEditionState: All existing scheduled edition dates have elapsed as of28September2026 Europe/London. Official family/event source was read during this refresh and no confirmed successor was found. Preserve historical editions and IDs; do not infer successful completion. This check covers these facts only; other fields retain their previous verification.
- Blencathra Marathon (opens in a new tab)
Caldbeck
Surface: Trail
Opened official source supports event identity, date, locality and published marathon option. Official page gives 6 September 2026, now past, but no announced next date. Do not assume completion without results. Fixed circuit over five named summits; organiser-labelled full fell marathon with tracking.
- Burnley Way Off-Road Marathon (BWORM) (opens in a new tab)
Burnley
Surface: Trail
Opened official source supports event identity, date, locality and published marathon option. Official entry identifies BWORM as formerly Lancashireman. Solo marathon option is independently enterable; paired ticket is not another race. Separate 39.1-mile Burnley Way Ultra excluded. Route partly signed, with map/GPX navigation on remaining fixed sections.
2026-09-28 — nextEditionState: All existing scheduled edition dates have elapsed as of28September2026 Europe/London. Official family/event source was read during this refresh and no confirmed successor was found. Preserve historical editions and IDs; do not infer successful completion. This check covers these facts only; other fields retain their previous verification.
- MBNA Chester Marathon (opens in a new tab)
Chester
Surface: Road
Opened official source supports event identity, date, locality and published marathon option. Official organiser registration states Available for full marathon (distinct from metric 26.2 km event). Starts in Chester and traverses Cheshire and North Wales; included once by English start. Green Runner is an alternative ticket, not separate race.
- Langdale Marathon (opens in a new tab)
Great Langdale
Surface: Road
Opened official source supports event identity, date, locality and published marathon option. Former organiser Brathay confirms current 17 October 2026 edition and handover to Lakeland Roads. Two-lap road marathon from New Dungeon Ghyll Hotel. Current Lakeland Roads site returned HTTP 403; no entry status asserted.
- Love2Run Wirral Marathon (opens in a new tab)
New Brighton
Surface not confirmed
Opened official source supports event identity, date, locality and published marathon option. Official page explicitly says 2027 date TBC and new route TBC. Directory dates in May 2027 are not imported. No surface inferred from the separately described half marathon.
- Maverick Lakes X-Trail Marathon (opens in a new tab)
Grasmere
Surface: Trail
Opened official source supports event identity, date, locality and published marathon option. Official current route and price tables consistently say 43 km; third-party booking platform says 44 km. Current organiser value retained. Online entry explicitly closed; organiser says on-the-day entries accepted for a surcharge. LIMITED means on-the-day entry route only, not a quantified remaining-place claim. Fully marked fixed mountain trail route with a dedicated marathon category; separate 52 km ultra excluded.
2026-09-28 — nextEditionState: All existing scheduled edition dates have elapsed as of28September2026 Europe/London. Official family/event source was read during this refresh and no confirmed successor was found. Preserve historical editions and IDs; do not infer successful completion. This check covers these facts only; other fields retain their previous verification.
- Pennine Trail Marathon (opens in a new tab)
Worsthorne
Surface: Trail
Opened official source supports event identity, date, locality and published marathon option. Former organiser official handover says new organisers announced soon; no confirmed next date. Directory 22 August 2027 is provisional and excluded. Do not treat Pennine Trails as current organiser.
- Lancashire Loop Trail Run — Marathon (opens in a new tab)
Blackpool
Surface: Trail
Opened official source supports event identity, date, locality and published marathon option. Four 10K trail laps plus additional out-and-back make the explicitly listed individual marathon. Short pavement section disclosed. Organiser calendar links directly to this registration page, which explicitly states Open.
2026-09-28 — nextEditionState: All existing scheduled edition dates have elapsed as of28September2026 Europe/London. Official family/event source was read during this refresh and no confirmed successor was found. Preserve historical editions and IDs; do not infer successful completion. This check covers these facts only; other fields retain their previous verification.
- Manchester - Friday Firecracker — Marathon Option (opens in a new tab)
Chorlton, Manchester
Surface: Trail
Opened official source supports event identity, date, locality and published marathon option. Official seven-hour timed event expressly offers half marathon, marathon and ultra choices; this listing is its supported marathon completion option. Numeric marathon distance is not supplied on this event page.
2026-09-28 — nextEditionState: All existing scheduled edition dates have elapsed as of28September2026 Europe/London. Official family/event source was read during this refresh and no confirmed successor was found. Preserve historical editions and IDs; do not infer successful completion. This check covers these facts only; other fields retain their previous verification.
- Hull Culture Run II — Marathon Option (opens in a new tab)
Hull
Surface: Mixed
Opened official source supports event identity, date, locality and published marathon option. Six-hour timed event explicitly identifies six laps as a marathon; course is predominantly tarmac on a former railway with a small trail section.
- Knaresborough Soft Shoe Shuffle Marathon (opens in a new tab)
Knaresborough
Surface: Trail
Opened official event page supplies exact date, named marathon option, event locality and surface. Generic Enter Now button does not establish current availability; UNKNOWN retained. Start is Beryl Burton Cycleway in the park, explicitly not Mother Shipton Cave; numeric length not normalised.
- Oktoberfest Marathon (opens in a new tab)
Rodley, Leeds
Surface: Trail
Opened official event page supplies exact date, named marathon option, event locality and surface. Generic Enter Now button does not establish current availability; UNKNOWN retained.
2026-09-28 — nextEditionState: All existing scheduled edition dates have elapsed as of28September2026 Europe/London. Official family/event source was read during this refresh and no confirmed successor was found. Preserve historical editions and IDs; do not infer successful completion. This check covers these facts only; other fields retain their previous verification.
- The East Coast "Chuffer" Marathon (opens in a new tab)
Scarborough
Surface: Trail
Opened official event page supplies exact date, named marathon option, event locality and surface. Generic Enter Now button does not establish current availability; UNKNOWN retained. Date header confirms 4 October 2026; body typo 20026 is not used.
- Robin Challenge (opens in a new tab)
Ibstock
Surface: Trail
Official six-hour running challenge explicitly recognises marathon completion as eight3.3-mile laps. Published off-road surface and exact lap wording retained; not normalised to certified road distance. Official sources support event identity, date, locality, surface and marathon eligibility; entry availability is unknown unless explicitly stated.
- TrailFest Holdenby House Marathon (opens in a new tab)
Holdenby
Surface: Trail
Official 13 September 2026 festival offers individual marathon at four laps plus adjustment. No future edition announced on current organiser calendar; no date projected. Approximate trail distance is explicit. Official sources support event identity, date, locality, surface and marathon eligibility; entry availability is unknown unless explicitly stated.
- Battle Of Stamford Bridge Run (opens in a new tab)
Northampton
Surface not confirmed
Official page supports identity, organiser, date, locality and marathon eligibility. Timed running challenge with an explicitly published marathon completion category; 6 laps of the published 4.37-mile course. Entry availability is unknown unless the page explicitly states it is open.
2026-09-28 — nextEditionState: Existing edition dates have elapsed and the inspected official source does not establish an unambiguous confirmed successor. Preserve all historical editions and previous confirmed details; no successful-completion claim. This check covers these facts only; other fields retain their previous verification.
- Rhino Run (opens in a new tab)
Skellingthorpe
Surface: Mixed
Official page supports identity, organiser, date, locality and marathon eligibility. Timed running challenge with an explicitly published marathon completion category; 8 laps of the published 3.28-mile course. Entry availability is unknown unless the page explicitly states it is open.
- Goyt Valley Challenge (26.2-mile long route) (opens in a new tab)
Buxton
Surface: Trail
Official registration explicitly offers the full 26.2-mile individual long route, a separate mass start for runners and electronic timing. Self-navigation with mandatory equipment/checkpoints is required; this is a fixed-route running/walking challenge, not an ambiguous mountain navigation score event. Starts Buxton despite crossing into Cheshire; imported only under East Midlands. Places full with waiting-list entry available. Official sources support event identity, date, locality, surface and marathon eligibility; entry availability is unknown unless explicitly stated.
- Hardwick Hobble (opens in a new tab)
Hardwick Hall
Surface: Trail
Official timed six-hour challenge explicitly recognises a full marathon at 8 × approximately5.661km laps. Published completion distance is longer than standard; organiser-labelled trail/mixed marathon option is retained transparently. Date is stated on the current official calendar; stale historical-weather widgets are not used as future-date evidence. Full marathon completion is explicitly eight laps, approximately45.28km, not42.195km. Official sources support event identity, date, locality, surface and marathon eligibility; entry availability is unknown unless explicitly stated.
- Rasselbock Marathon (opens in a new tab)
Sherwood Pines, Edwinstowe
Surface: Trail
Official fixed marathon page remains at 12 July 2026, with a distinct two-lap full-marathon race. Current full organiser calendar does not announce the next fixed marathon. It is distinct from the six-hour Rasselbock Run series. Official sources support event identity, date, locality, surface and marathon eligibility; entry availability is unknown unless explicitly stated.
- Rocky at 50 Run - Northampton (opens in a new tab)
Northampton
Surface: Trail
Official timed seven-hour challenge explicitly defines marathon completion as six4.37-mile laps and awards a marathon distance pin. Published paths/trail around Northampton Washlands; route may change. No inference from theoretical timed-event distance. Official sources support event identity, date, locality, surface and marathon eligibility; entry availability is unknown unless explicitly stated.
2026-09-28 — nextEditionState: Existing edition dates have elapsed and the inspected official source does not establish an unambiguous confirmed successor. Preserve all historical editions and previous confirmed details; no successful-completion claim. This check covers these facts only; other fields retain their previous verification.
- Kingfisher Challenge (opens in a new tab)
Coombe Abbey Park
Surface: Trail
Official six-hour running challenge explicitly recognises marathon completion as eight3.3-mile laps. Published off-road surface and exact lap wording retained; not normalised to certified road distance. Official sources support event identity, date, locality, surface and marathon eligibility; entry availability is unknown unless explicitly stated.
- BC Marathon (opens in a new tab)
Bishop's Castle
Surface: Trail
Organiser-labelled circular navigational trail marathon through Shropshire Hills. Official page confirms26September2026 and individual BC Marathon ticket. Exact numerical distance is not published in accessible text; navigation required is made explicit. Official sources support event identity, date, locality, surface and marathon eligibility; entry availability is unknown unless explicitly stated.
2026-09-28 — nextEditionState: Existing edition dates have elapsed and the inspected official source does not establish an unambiguous confirmed successor. Preserve all historical editions and previous confirmed details; no successful-completion claim. This check covers these facts only; other fields retain their previous verification.
- Ouse Valley Way Marathon (opens in a new tab)
Eynesbury, St Neots
Surface: Mixed
Official club and linked timing entry page confirm 20 September 2026, individual full marathon and mixed grass, gravel and tarmac. Explicit marathon route and registration agree Eynesbury to Earith; generic club introduction reverses direction and is not used for start coordinates. Official sources support event identity, date, locality, surface and marathon eligibility; entry availability is unknown unless explicitly stated.
2026-09-28 — nextEditionState: Existing edition dates have elapsed and the inspected official source does not establish an unambiguous confirmed successor. Preserve all historical editions and previous confirmed details; no successful-completion claim. This check covers these facts only; other fields retain their previous verification.
- Ely Tri Club Runfest Marathon (opens in a new tab)
Ely
Surface: Mixed
Official club event confirms18October2026; organiser-linked Let’s Do This page opened separately confirms42.2km marathon and Palace Green start. Course crosses fen paths and village sections with steps/stiles; precise road proportion unknown. Official sources support event identity, date, locality, surface and marathon eligibility; entry availability is unknown unless explicitly stated.
- Endurancelife Suffolk Marathon (opens in a new tab)
Dunwich
Surface: Trail
Official marathon column explicitly publishes26.7miles over forest, moorland, grass and beach. The32.7mile ultra is not imported as another marathon. Official sources support event identity, date, locality, surface and marathon eligibility; entry availability is unknown unless explicitly stated.
- Fairlands Valley Challenge Marathon (opens in a new tab)
Stevenage
Surface: Trail
Official club-linked event page remains 19 July 2026. Marathon is explicitly offered to runners as a self-navigated trail challenge. Directory 18 July 2027 is not confirmed by organiser; results page only exposes older editions, so no 2026 completion is asserted. Official sources support event identity, date, locality, surface and marathon eligibility; entry availability is unknown unless explicitly stated.
- Bedfordshire - Freaky Phoenix Friday (opens in a new tab)
Old Warden
Surface: Mixed
Official event explicitly supports a marathon completion option within its timed challenge, using published 5.3km/3.28-mile laps. It is not represented as a conventional fixed-distance race. Official sources support event identity, date, locality, surface and marathon eligibility; entry availability is unknown unless explicitly stated.
- Bedfordshire - Skull Runner (opens in a new tab)
Old Warden
Surface: Mixed
Official event explicitly supports a marathon completion option within its timed challenge, using published 5.3km/3.28-mile laps. It is not represented as a conventional fixed-distance race. Official sources support event identity, date, locality, surface and marathon eligibility; entry availability is unknown unless explicitly stated.
- Cambridgeshire - Elements Series - Air Run (opens in a new tab)
Peterborough
Surface: Mixed
Official event explicitly supports a marathon completion option within its timed challenge, using published 5.3km/3.28-mile laps. It is not represented as a conventional fixed-distance race. Source text conflicts between six and seven hours; no cutoff is asserted. Official sources support event identity, date, locality, surface and marathon eligibility; entry availability is unknown unless explicitly stated.
- Cambridgeshire - Elements Series - Water Run (opens in a new tab)
St Neots
Surface: Mixed
Official event explicitly supports a marathon completion option within its timed challenge, using published 5.3km/3.28-mile laps. It is not represented as a conventional fixed-distance race. Source text conflicts between six and seven hours; no cutoff is asserted. Official sources support event identity, date, locality, surface and marathon eligibility; entry availability is unknown unless explicitly stated.
2026-09-28 — nextEditionState: Existing edition dates have elapsed and the inspected official source does not establish an unambiguous confirmed successor. Preserve all historical editions and previous confirmed details; no successful-completion claim. This check covers these facts only; other fields retain their previous verification.
- Cambridgeshire - KiSS CHARITY RUN (opens in a new tab)
St Neots
Surface: Mixed
Official event explicitly supports a marathon completion option within its timed challenge, using published 5.3km/3.28-mile laps. It is not represented as a conventional fixed-distance race. Official sources support event identity, date, locality, surface and marathon eligibility; entry availability is unknown unless explicitly stated.
- St Edmunds Trail Marathon (opens in a new tab)
Bury St Edmunds
Surface: Trail
Official timing results confirm marathon completion on 1 December 2024 and link the old Positive Steps event site, now unavailable. No next date or successor established. Kings Forest may be a historical predecessor but is not merged without evidence. Historical result is retained separately in research evidence. Official sources support event identity, date, locality, surface and marathon eligibility; entry availability is unknown unless explicitly stated.
- Norfolk Coastal Trail Marathon (opens in a new tab)
Holme-next-the-Sea
Surface: Trail
Official club and linked timing entry page confirm19September2026. Full marathon starts Holme-next-the-Sea, not Morston finish. Course distances are approximate and not UKA measured. Full marathon entry limit reached; separate waiting-list option exists. Official sources support event identity, date, locality, surface and marathon eligibility; entry availability is unknown unless explicitly stated.
- FEAR (Forget Everything And Run) (opens in a new tab)
High Lodge, Thetford Forest
Surface: Trail
Official page supports identity, organiser, date, locality and marathon eligibility. Official event explicitly supports an individual full marathon category within its timed running challenge; lap lengths are approximate and are not silently normalised to a certified road distance. Entry availability is unknown unless the page explicitly states it is open.
- The Lucky Horseshoe (opens in a new tab)
Barrow
Surface: Mixed
Official page supports identity, organiser, date, locality and marathon eligibility. Official published marathon route is 42.2 km (26.2 mi). Surface follows the current official route description, not the directory label. Entry availability is unknown unless the page explicitly states it is open.
2026-09-28 — nextEditionState: Existing edition dates have elapsed and the inspected official source does not establish an unambiguous confirmed successor. Preserve all historical editions and previous confirmed details; no successful-completion claim. This check covers these facts only; other fields retain their previous verification.
- The Wensum Way Trail (opens in a new tab)
Billingford
Surface: Trail
Official page supports identity, organiser, date, locality and marathon eligibility. Official event explicitly supports an individual full marathon category within its timed running challenge; lap lengths are approximate and are not silently normalised to a certified road distance. Entry availability is unknown unless the page explicitly states it is open.
2026-09-28 — nextEditionState: Existing edition dates have elapsed and the inspected official source does not establish an unambiguous confirmed successor. Preserve all historical editions and previous confirmed details; no successful-completion claim. This check covers these facts only; other fields retain their previous verification.
- Richmond Park Marathon (opens in a new tab)
Sheen Gate, Richmond Park
Surface: Mixed
Official page explicitly removed the full-marathon option from23August2026 because Royal Parks restricted event duration; the half took its place. It now describes full26.2miles/42.2km but says Sunday TBC2027 and dates to be advised in the new year. Preserve recurring marathon family awaiting exact future date and permission/status refresh; do not show the removed2026full option as completed or upcoming. Official homepage and course details support mixed road, grass and park trail.
- Crystal Palace - Retro Run — Marathon option (opens in a new tab)
Crystal Palace Park, London
Surface: Mixed
Official event date and venue confirmed. Venue wording: Crystal Palace Park, Thicket Road, London, SE20 8DS. Official page explicitly offers a marathon completion option within a timed event; this is not a conventional fixed-distance race. No exact total numerical marathon distance is stated; lap length has not been multiplied to invent one.
2026-09-28 — nextEditionState: Existing edition dates have elapsed and the inspected official source does not establish an unambiguous confirmed successor. Preserve all historical editions and previous confirmed details; no successful-completion claim. This check covers these facts only; other fields retain their previous verification.
- Vanguard Way Marathon (opens in a new tab)
Coombe Road, Croydon
Surface: Trail
Official individual page says Sunday TBC August2027 and full26.2miles/42.2km. Linked official Eventrac page verifies Croydon start and only past2August2026. This event is by1m2go, not Hermes. Classified London from Coombe Road start despite route into Surrey. The full Vanguard Way national trail is66miles, but this race is the explicitly described13.1mile out-and-back marathon option.
- 100 Marathon Club AGM Handicap Marathon (opens in a new tab)
Park House School, Newbury
Surface: Mixed
Official 100 Marathon Club announcement confirms 19 September 2026 at Park House School, Newbury, mixed road/trail and an explicitly named Handicap Marathon alongside the general six-hour challenge. It expressly says the race is open to everyone. Organiser calendar confirms lapped course of 3.4 miles; final marathon lap adjustment/count is not published in opened pages, so exact distance remains unknown. This record is the explicitly offered handicap marathon, not theoretical marathon completion in a generic timed challenge. Eventbrite linked entry page returned 429; availability unknown.
2026-09-28 — nextEditionState: Existing edition dates have elapsed and the inspected official source does not establish an unambiguous confirmed successor. Preserve all historical editions and previous confirmed details; no successful-completion claim. This check covers these facts only; other fields retain their previous verification.
- Abingdon Marathon (opens in a new tab)
Abingdon
Surface: Road
Current official homepage confirms 18 October 2026 and sold-out status, with a waiting list. The supporting race-information page retains old provisional wording, but current homepage and entry page announce the date without that qualification. New 2026 route; historic coordinates and route metrics not copied.
- Farnham Pilgrim Marathon (opens in a new tab)
Seale, near Farnham
Surface: Trail
Current official page confirms 13 September 2026 and results links, but no next date. New 2026 start is Myrtle's Courtyard, Hampton Estate, GU10 1JH; obsolete Sands start is not carried forward.
- Hermes North Downs Marathon (opens in a new tab)
Reigate Hill, Reigate
Surface: Trail
Official main site retains a genuine physical two-lap 26.2-mile marathon course from Reigate Hill alongside old virtual material. Linked organiser Eventrac page confirms annual physical marathon course but currently offers only register interest and no exact future date. Old2021/2023 dates and virtual products are not imported as upcoming.
- Hever Castle Marathon (opens in a new tab)
Hever, Edenbridge
Surface: Trail
Official September festival date is 26–27 September; race matrix assigns the 42.2K individual marathon to Sunday. Sunday triathlon/aquabike and relay options are not marathon entries.
2026-09-28 — nextEditionState: Existing edition dates have elapsed and the inspected official source does not establish an unambiguous confirmed successor. Preserve all historical editions and previous confirmed details; no successful-completion claim. This check covers these facts only; other fields retain their previous verification.
- Isle of Wight Marathon (opens in a new tab)
Cowes
Surface: Road
Official 70th edition date is 4 October 2026. 2027 is expressly TBC and is not an upcoming edition. The linked official registration URL retains an old 68th-edition slug but displays the current event. Single lap of town and rural roads.
- Manet Too Tight to Mention Marathon (opens in a new tab)
Milton Keynes
Surface not confirmed
A fixed-distance individual marathon on a lapped lake course, conducted under 100 Marathon Club rules. Each dated full-marathon entry is separately selectable; half-marathon, 50km, and package tickets are not additional marathon editions. Surface is not stated clearly in the opened official event/course pages and remains unknown.
- New Forest Full Marathon (opens in a new tab)
New Park Showground, Brockenhurst
Surface: Mixed
Opened official full-marathon page verifies 26.2 miles, multi-terrain route and ORA Events. Official directions confirm New Park Showground, Brockenhurst. Header/homepage still give past 13 September 2026, while a 2027 entry heading contains no exact date. No next date inferred. Linked 2026 results page returned 403, so no completed edition is asserted in this packet.
- No Man’s Land — Marathon completion (opens in a new tab)
Cyclopark, Gravesend / Ranscombe Farm, Cuxton
Surface: Trail
Opened organiser page explicitly recognises over-26-mile completion as a marathon and over-27 as an ultra within the seven-hour timed challenge. Two allocated start locations link Cyclopark and Ranscombe, so no duplicate by start allocation. Only past 9 May 2026 date is published; next date unannounced. Descriptive lap distances vary between 10km one-way and minimum6.6miles; preserve exact organiser marathon category without inventing a measured total.
- PHOENIX Fridays - Fantastic Friday — Marathon option (opens in a new tab)
Walton-on-Thames
Surface: Trail
Official event date and venue confirmed. Venue wording: Xcel SPORTS HUB Stadium, Waterside Drive, Walton on Thames, Surrey, KT12 2JG. Official page explicitly offers a marathon completion option within a timed event; this is not a conventional fixed-distance race. No exact total numerical marathon distance is stated; lap length has not been multiplied to invent one.
- Surrey - Cakeathon — Marathon option (opens in a new tab)
Walton-on-Thames
Surface: Trail
Official event date and venue confirmed. Venue wording: Xcel SPORTS HUB Stadium, Waterside Drive, Walton on Thames, Surrey, KT12 2JG. Official page explicitly offers a marathon completion option within a timed event; this is not a conventional fixed-distance race. No exact total numerical marathon distance is stated; lap length has not been multiplied to invent one.
2026-09-28 — nextEditionState: Existing edition dates have elapsed and the inspected official source does not establish an unambiguous confirmed successor. Preserve all historical editions and previous confirmed details; no successful-completion claim. This check covers these facts only; other fields retain their previous verification.
- Surrey - Chocothon — Marathon option (opens in a new tab)
Walton-on-Thames
Surface: Trail
Official event date and venue confirmed. Venue wording: Xcel SPORTS HUB Stadium, Waterside Drive, Walton on Thames, Surrey, KT12 2JG. Official page explicitly offers a marathon completion option within a timed event; this is not a conventional fixed-distance race. No exact total numerical marathon distance is stated; lap length has not been multiplied to invent one.
2026-09-28 — nextEditionState: Existing edition dates have elapsed and the inspected official source does not establish an unambiguous confirmed successor. Preserve all historical editions and previous confirmed details; no successful-completion claim. This check covers these facts only; other fields retain their previous verification.
- Surrey - Ghost Train — Marathon option (opens in a new tab)
Walton-on-Thames
Surface: Trail
Official event date and venue confirmed. Venue wording: Xcel SPORTS HUB Stadium, Waterside Drive, Walton on Thames, Surrey, KT12 2JG. Official page explicitly offers a marathon completion option within a timed event; this is not a conventional fixed-distance race. No exact total numerical marathon distance is stated; lap length has not been multiplied to invent one.
- Surrey - Hedgie Hog Jog — Marathon option (opens in a new tab)
Walton-on-Thames
Surface: Trail
Official event date and venue confirmed. Venue wording: Xcel SPORTS HUB Stadium, Waterside Drive, Walton on Thames, Surrey, KT12 2JG. Official page explicitly offers a marathon completion option within a timed event; this is not a conventional fixed-distance race. No exact total numerical marathon distance is stated; lap length has not been multiplied to invent one.
2026-09-28 — nextEditionState: Existing edition dates have elapsed and the inspected official source does not establish an unambiguous confirmed successor. Preserve all historical editions and previous confirmed details; no successful-completion claim. This check covers these facts only; other fields retain their previous verification.
- Surrey - Thou Shalt Run — Marathon option (opens in a new tab)
Walton-on-Thames
Surface: Trail
Official event date and venue confirmed. Venue wording: Xcel SPORTS HUB Stadium, Waterside Drive, Walton on Thames, Surrey, KT12 2JG. Official page explicitly offers a marathon completion option within a timed event; this is not a conventional fixed-distance race. No exact total numerical marathon distance is stated; lap length has not been multiplied to invent one.
- Surrey - Water Dragon — Marathon option (opens in a new tab)
Walton-on-Thames
Surface: Trail
Official event date and venue confirmed. Venue wording: Xcel SPORTS HUB Stadium, Waterside Drive, Walton on Thames, Surrey, KT12 2JG. Official page explicitly offers a marathon completion option within a timed event; this is not a conventional fixed-distance race. No exact total numerical marathon distance is stated; lap length has not been multiplied to invent one.
- West Sussex - Fox Trot — Marathon option (opens in a new tab)
Crawley
Surface: Trail
Official event date and venue confirmed. Venue wording: Crawley. Official page explicitly offers a marathon completion option within a timed event; this is not a conventional fixed-distance race. No exact total numerical marathon distance is stated; lap length has not been multiplied to invent one.
2026-09-28 — nextEditionState: Existing edition dates have elapsed and the inspected official source does not establish an unambiguous confirmed successor. Preserve all historical editions and previous confirmed details; no successful-completion claim. This check covers these facts only; other fields retain their previous verification.
- West Sussex - Secret Squirrel — Marathon option (opens in a new tab)
Crawley
Surface: Trail
Official event date and venue confirmed. Venue wording: Crawley. Official page explicitly offers a marathon completion option within a timed event; this is not a conventional fixed-distance race. No exact total numerical marathon distance is stated; lap length has not been multiplied to invent one.
- West Sussex - Swan Around — Marathon option (opens in a new tab)
Crawley
Surface: Trail
Official event date and venue confirmed. Venue wording: Crawley. Official page explicitly offers a marathon completion option within a timed event; this is not a conventional fixed-distance race. No exact total numerical marathon distance is stated; lap length has not been multiplied to invent one.
- Run Dorney Lake Marathon (opens in a new tab)
Dorney
Surface: Road
Official event and entry inventory explicitly support the sub-four-hour marathon despite legacy half-marathon URL/title. Dorney Lake is in Buckinghamshire; Windsor/Berks postal marketing does not determine county. Other Dorney dates without full marathon are excluded.
2026-09-28 — nextEditionState: Existing edition dates have elapsed and the inspected official source does not establish an unambiguous confirmed successor. Preserve all historical editions and previous confirmed details; no successful-completion claim. This check covers these facts only; other fields retain their previous verification.
- The Autumn Lucky Dip Run — Marathon option (opens in a new tab)
Staines-upon-Thames
Surface: Mixed
Official event date and Staines start are explicit. Seven-hour timed event has a recognised marathon completion category, stated as six laps. Published 4.37-mile / 7km lap lengths are approximate; alternate 3.28-mile loop may be used depending on conditions. No inferred total has been substituted.
- Steyning Stinger Marathon (opens in a new tab)
Steyning
Surface: Trail
Official page provides 8 March 2026 and result links but no next announced date. No annual weekday prediction has been made.
- The Flying Scotsman Marathon (opens in a new tab)
Milton Keynes
Surface not confirmed
A fixed-distance individual marathon on a lapped lake course, conducted under 100 Marathon Club rules. Each dated full-marathon entry is separately selectable; half-marathon, 50km, and package tickets are not additional marathon editions. Surface is not stated clearly in the opened official event/course pages and remains unknown.
- Top Gun 40th Anniversary Marathon (opens in a new tab)
Milton Keynes
Surface not confirmed
A fixed-distance individual marathon on a lapped lake course, conducted under 100 Marathon Club rules. Each dated full-marathon entry is separately selectable; half-marathon, 50km, and package tickets are not additional marathon editions. Surface is not stated clearly in the opened official event/course pages and remains unknown.
- Windsor Dorney Lakeside Marathon (opens in a new tab)
Dorney
Surface: Road
Official event-specific listing advertises the full marathon. Dorney Lake is in Buckinghamshire despite Windsor/Berks postal wording. Separate event from RunThrough September marathon at the same venue.
- Woldingham Marathon (opens in a new tab)
Woldingham School, Woldingham
Surface: Mixed
Official individual race page confirms full26.2miles/42.2km, two13.1mile loops, school start and mixed trail plus roads. It states Sunday TBC August2027, not an exact date. Official linked entry still refers to past30August2026 and is closed. No future day inferred.
- Atlantic Coast Challenge Day 1 Marathon (opens in a new tab)
Near Padstow
Surface: Trail
Official page confirms all three dated stages, exact distances and independently purchasable single-day entry. This stage ends at Perranporth. The organiser calls the stages marathons; the published distance is preserved. Distinct stage routes remain separate race identities, linked to one parent; the three-day package is not another race. Official 2026 entry button currently returns 404; entry URL is omitted and availability unknown.
- Atlantic Coast Challenge Day 2 Marathon (opens in a new tab)
Perranporth
Surface: Trail
Official page confirms all three dated stages, exact distances and independently purchasable single-day entry. This stage ends at St Ives Bay Holiday Park. The organiser calls the stages marathons; the published distance is preserved. Distinct stage routes remain separate race identities, linked to one parent; the three-day package is not another race. Official 2026 entry button currently returns 404; entry URL is omitted and availability unknown.
- Atlantic Coast Challenge Day 3 Marathon (opens in a new tab)
Lelant
Surface: Trail
Official page confirms all three dated stages, exact distances and independently purchasable single-day entry. This stage ends at Lands End. The organiser calls the stages marathons; the published distance is preserved. Distinct stage routes remain separate race identities, linked to one parent; the three-day package is not another race. Official 2026 entry button currently returns 404; entry URL is omitted and availability unknown.
- Badminton Estate Marathon (opens in a new tab)
Worcester Lodge, Didmarton
Surface: Mixed
Current organiserdate20September2026, online entries close14September09:00 already passed at verification; on-dayavailabilitynot confirmed. Main route trail/grass/stone plus marathon routepublic/private roads supports mixed. Separate waves not editions.
2026-09-28 — nextEditionState: Existing edition dates have elapsed and the inspected official source does not establish an unambiguous confirmed successor. Preserve all historical editions and previous confirmed details; no successful-completion claim. This check covers these facts only; other fields retain their previous verification.
- Bumble Bee Challenge Marathon Option (opens in a new tab)
Littleham, Exmouth
Surface: Road
Both official designated entry pages explicitly identify eight laps as marathon distance, verify the two dates and say Open. Tarmac measured course near Capel Lane. Separate day tickets are two editions of the same named race; package entry is not another race. The 2027 Bumble pages are retained separately in review because their published event wording omits the explicit marathon completion statement.
2026-09-28 — nextEditionState: Existing edition dates have elapsed and the inspected official source does not establish an unambiguous confirmed successor. Preserve all historical editions and previous confirmed details; no successful-completion claim. This check covers these facts only; other fields retain their previous verification.
- Clarendon Marathon (opens in a new tab)
Salisbury
Surface: Trail
Official page confirms exact date, 26.2 miles and more than 90% off road. The full race starts in Salisbury, Wiltshire, and finishes in Winchester, Hampshire; it is assigned once to the South West by start location. Official page explicitly accepts late and on-the-day bookings.
- Eden Project Marathon (opens in a new tab)
Eden Project, Bodelva
Surface: Mixed
Official2026 page confirms date and explicitly open entry. Marathon70%trails/paths/private roads and30%public roads. Linked entry page opened; numeric distance not asserted by source extracted here. Individual full marathon separate from half/team club ranking.
- Jurassic Coast Challenge Day 1 Marathon (opens in a new tab)
Charmouth
Surface: Trail
Official page verifies independently enterable marathon stages and exact distances, but still announces 27–29 March 2026. Linked Epic Endurance booking page also remains 2026. Directory 26–28 March 2027 lead is not official confirmation, so no future date or completion status is invented.
- Jurassic Coast Challenge Day 2 Marathon (opens in a new tab)
Portland Ferry Road
Surface: Trail
Official page verifies independently enterable marathon stages and exact distances, but still announces 27–29 March 2026. Linked Epic Endurance booking page also remains 2026. Directory 26–28 March 2027 lead is not official confirmation, so no future date or completion status is invented.
- Jurassic Coast Challenge Day 3 Marathon (opens in a new tab)
Lulworth Cove
Surface: Trail
Official page verifies independently enterable marathon stages and exact distances, but still announces 27–29 March 2026. Linked Epic Endurance booking page also remains 2026. Directory 26–28 March 2027 lead is not official confirmation, so no future date or completion status is invented.
- Hangers Heroes Fleet & Feet Trail Marathon (opens in a new tab)
Bagwell Farm, Chickerell
Surface: Trail
Current official organiser Eventrac page confirms 26 September 2026 and an individual full marathon, almost entirely off-road on national trails and bridlepaths. The new relay is excluded. The organiser’s older standalone website still shows 2024; current designated event page supersedes that old edition. Generic Enter Now does not establish current availability.
2026-09-28 — nextEditionState: Existing edition dates have elapsed and the inspected official source does not establish an unambiguous confirmed successor. Preserve all historical editions and previous confirmed details; no successful-completion claim. This check covers these facts only; other fields retain their previous verification.
- Good Vibrations Marathon Option (opens in a new tab)
Southbourne Beach, Bournemouth
Surface: Road
Official page expressly says 2027 DATE TBC despite its template Next Race field displaying 16 May 2027. No upcoming date imported. Marathon completion is explicitly recognised as an AUKCM-measured road marathon for 100 Marathon Club purposes.
- Stop Me If You Think You’ve Heard This One Before Marathon Option (opens in a new tab)
Southbourne Beach, Bournemouth
Surface: Road
Official page confirms date, tarmac promenade route and explicit measured road-marathon qualification for 100 Marathon Club purposes. Marathon eligibility is supported by that explicit recognition, not merely the choose-your-distance wording. Timed event, maximum seven hours; generic Enter Now does not establish current availability.
2026-09-28 — nextEditionState: Existing edition dates have elapsed and the inspected official source does not establish an unambiguous confirmed successor. Preserve all historical editions and previous confirmed details; no successful-completion claim. This check covers these facts only; other fields retain their previous verification.
- North Dorset Villages Marathon (opens in a new tab)
North Dorset
Surface not confirmed
Organising club’s 2026 calendar explicitly lists individual North Dorset Village Marathon & Relay on 3 May 2026. Event website returned 403; next date and current detailed route facts cannot be verified. No future date imported and relay not counted.
- Race on the Chase Marathon (opens in a new tab)
Netherhampton
Surface: Trail
Official current next-race heading and organiser calendar confirm 27 September 2026, with individual marathon listed. Lower description retains 2025/2024 text; current date takes precedence and stale text is disclosed. Trail route over downland tracks, field margins and woodland.
2026-09-28 — nextEditionState: Existing edition dates have elapsed and the inspected official source does not establish an unambiguous confirmed successor. Preserve all historical editions and previous confirmed details; no successful-completion claim. This check covers these facts only; other fields retain their previous verification.
- Wiltshire Kingfisher Run Marathon Option (opens in a new tab)
Coate Water Country Park, Swindon
Surface: Mixed
Official inaugural event page gives 5 September 2026, eight laps as a full-marathon completion, and mixed gravel, tarmac, lakeside tracks and woodland trails at Coate Water. No later Kingfisher edition is announced in the current Phoenix calendar. This retained race identity does not promise a return date or assert completion from date alone.
- RUN Barnstaple Marathon (opens in a new tab)
Barnstaple
Surface: Road
Official event page confirms date, full marathon, course-accuracy certificate and route on roads and surfaced Tarka Trail. Current organiser message says places are selling and invites purchase; start/finish Rock Park, distinct from school registration.
2026-09-28 — nextEditionState: Existing edition dates have elapsed and the inspected official source does not establish an unambiguous confirmed successor. Preserve all historical editions and previous confirmed details; no successful-completion claim. This check covers these facts only; other fields retain their previous verification.
- South Hams Marathon (opens in a new tab)
South Brent
Surface: Trail
Official event details distinguish the 26-mile organiser-labelled marathon from 44/100-mile ultras and place its start at Old School Community Centre, South Brent, ending Mothecombe. Official edition/results table supplies 11 October 2026; the 10 October festival heading belongs to the longer ultra. Generic enter links leave status unknown.
