Saturday, 7 Nov 2026 · Sold out
Hardmoors Goathland Trail Marathon
Goathland · Yorkshire and the Humber, England
Surface: Trail
Organised by Hardmoors (Jonathan and Shirley Steele)
- Published distance
- 27 miles (entry page: 27.5 miles)
A trail marathon from Goathland, organised by Hardmoors (Jonathan and Shirley Steele).
Fixed-distance marathon
Officially labelled trail marathon; exact published distance 27 miles (entry page: 27.5 miles) is preserved. Part of the organiser-labelled Hardmoors 26.2 trail-marathon series. A prescribed circular course with downloadable map/description; self-navigation is required. Published longer-than-road-marathon distance is retained without normalisation. Current organiser header states 27 miles while the linked SiEntries page states 27.5 miles; both are disclosed. Date agrees.
Approximate race area. Check the organiser’s website for the exact start and race-day directions.
Details & source checks
Series: Hardmoors 26.2 Trail Marathon Series
Start: Goathland
Opened official source supports event identity, date, locality and published marathon option. Part of the organiser-labelled Hardmoors 26.2 trail-marathon series. A prescribed circular course with downloadable map/description; self-navigation is required. Published longer-than-road-marathon distance is retained without normalisation. Current organiser header states 27 miles while the linked SiEntries page states 27.5 miles; both are disclosed. Date agrees.
Field-scoped check 2026-10-24: The official linked SiEntries event for 7 November 2026 says the event is full and no new entries can be made. The organiser snapshot also says there is no waiting list. This does not mean the race is cancelled. Only registration availability was reviewed; other facts retain their previous verification dates.
Sources checked 14 September 2026. Entry availability can change; check with the organiser.
Map location: approximate race area. Approximate event locality: centroid of the organiser-published event postcode. This is not a verified start-line point. Official event-location evidence: https://www.hardmoors110.org.uk/hardmoors-26-2-goathland-trail-marathon/ Location source (opens in a new tab)
Saturday, 7 Nov 2026 · Entries closed
Swinsty & Fewston Lakeside Dash Marathon
Swinsty and Fewston Reservoir event base, North Lane · Yorkshire and the Humber, England
Surface: Trail
Organised by It's Grim Up North Running
- Published distance
- Marathon (6.7-mile reservoir loop)
A trail marathon from Fewston and Swinsty Reservoirs, near Otley, organised by It’s Grim Up North Running.
Lapped marathon
Fixed marathon distance using the organiser’s published loop arrangement; other festival distances are separate and excluded.
Organiser-labelled trail marathon. Marathon (6.7-mile reservoir loop); published wording is retained without assuming road certification or a numerical standard length.
Approximate race area. Check the organiser’s website for the exact start and race-day directions.
Details & source checks
Series: It's Grim Up North Running
Start: Fewston and Swinsty Reservoirs, near Otley
Field-scoped check 2026-11-06: Online entries for this 7 November 2026 distance are closed on the official event page. Other facts retain their earlier verification dates.
Sources checked 14 September 2026. Entry availability can change; check with the organiser.
Event base: approximate postcode area. Official event location is named reservoir car-park base; disclose base role, not surveyed start. Do not use Otley town centre. Bounded residual official-page location check. Existing catalogue identity and current-edition eligibility retained; no dates or general source-check timestamp changed. Postcode representative point remains approximate. Postcodes.io postcode centroid: approximate postcode location, not exact start. Apply only to listed editions where applicability is explicitly bounded. Location source (opens in a new tab)
Geographic location source 1 (opens in a new tab)
Sunday, 15 Nov 2026 · Entry status unknown
Rothwell Kebabathon Marathon
Leeds Skelton Lake Services, M1 Junction 45 · Yorkshire and the Humber, England
Surface: Mixed
Organised by It's Grim Up North Running
- Published distance
- Marathon (5 x 5 mile loops plus a 1.2 mile out and back)
A mixed marathon from Skelton Lake, Leeds, organised by It’s Grim Up North Running.
Lapped marathon
Fixed marathon distance using the organiser’s published loop arrangement; other festival distances are separate and excluded.
Organiser-labelled trail marathon. Marathon (5 x 5 mile loops plus a 1.2 mile out and back); published wording is retained without assuming road certification or a numerical standard length.
Approximate race area. Check the organiser’s website for the exact start and race-day directions.
Details & source checks
Series: It's Grim Up North Running
Start: Skelton Lake, Leeds
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 — cutoffHours: Explicit race/event cutoff in official detail. This check covers these facts only; other fields retain their previous verification.
Sources checked 14 September 2026. Entry availability can change; check with the organiser.
Event venue: approximate postcode area. Separate product explicitly labels same Event Venue and Parking; no shared distance start inferred. Bounded residual official-page location check. Existing catalogue identity and current-edition eligibility retained; no dates or general source-check timestamp changed. Postcode representative point remains approximate. Postcodes.io postcode centroid: approximate postcode location, not exact start. Apply only to listed editions where applicability is explicitly bounded. Location source (opens in a new tab)
Geographic location source 1 (opens in a new tab)
Saturday, 21 Nov 2026 · Entries open
The Maravan
Humberston, Cleethorpes · Yorkshire and the Humber, England
Surface: Mixed
Organised by Vigilantes Maravan CIC
- Published distance
- Full Marathon
A mixed marathon from Humberston, Cleethorpes, organised by Vigilantes Maravan CIC.
Lapped marathon
Official full-marathon option; exact published distance Full Marathon is preserved. Each day has an independently enterable full marathon around Cleethorpes Beach Holiday Park. Mainly paved with a short off-road section per lap. One recurring family, two editions; whole-weekend ticket and half marathon are not additional marathon editions.
Approximate race area. Check the organiser’s website for the exact start and race-day directions.
Details & source checks
Series: The Maravan
Start: Humberston, Cleethorpes
Opened official source supports event identity, date, locality and published marathon option. Each day has an independently enterable full marathon around Cleethorpes Beach Holiday Park. Mainly paved with a short off-road section per lap. One recurring family, two editions; whole-weekend ticket and half marathon are not additional marathon editions.
2026-09-28 — registrationStatus: Official day1 platform explicitlyOpen. This check covers these facts only; other fields retain their previous verification.
2026-09-28 — entryPrice: Edition-specific official price; no additional compulsory booking fee was published in the readable source. Optional add-ons excluded. This check covers these facts only; other fields retain their previous verification.
2026-09-28 — priceQualifier: Edition-specific official price; no additional compulsory booking fee was published in the readable source. Optional add-ons excluded. This check covers these facts only; other fields retain their previous verification.
Sources checked 14 September 2026. Entry availability can change; check with the organiser.
Race area: approximate race area. Existing saved event-to-place evidence reused; geography query derived from 'Humberston, Cleethorpes'. GeoNames exact settlement/suburb name match for 'Humberston', country England, administrative area North East Lincolnshire, region Yorkshire and the Humber; population 8216 (zero means unspecified). Representative event-area point, not a venue address, exact start or radius guarantee. Directional catalogue locations use the first disclosed event locality only as EVENT_AREA; other route endpoints are not substituted. Geographic lookup does not reverify dates or non-location facts. GeoNames (https://www.geonames.org/), CC BY 4.0; transformed to event-area coordinates with separate event-source evidence. Location source (opens in a new tab)
Geographic location source 1 (opens in a new tab)
Sunday, 22 Nov 2026 · Entries open
The Maravan
Humberston, Cleethorpes · Yorkshire and the Humber, England
Surface: Mixed
Organised by Vigilantes Maravan CIC
- Published distance
- Full Marathon
A mixed marathon from Humberston, Cleethorpes, organised by Vigilantes Maravan CIC.
Lapped marathon
Official full-marathon option; exact published distance Full Marathon is preserved. Each day has an independently enterable full marathon around Cleethorpes Beach Holiday Park. Mainly paved with a short off-road section per lap. One recurring family, two editions; whole-weekend ticket and half marathon are not additional marathon editions.
Approximate race area. Check the organiser’s website for the exact start and race-day directions.
Details & source checks
Series: The Maravan
Start: Humberston, Cleethorpes
Opened official source supports event identity, date, locality and published marathon option. Each day has an independently enterable full marathon around Cleethorpes Beach Holiday Park. Mainly paved with a short off-road section per lap. One recurring family, two editions; whole-weekend ticket and half marathon are not additional marathon editions.
2026-09-28 — registrationStatus: Official day2 registration explicitlyOpen. This check covers these facts only; other fields retain their previous verification.
2026-09-28 — entryPrice: Edition-specific official price; no additional compulsory booking fee was published in the readable source. Optional add-ons excluded. This check covers these facts only; other fields retain their previous verification.
2026-09-28 — priceQualifier: Edition-specific official price; no additional compulsory booking fee was published in the readable source. Optional add-ons excluded. This check covers these facts only; other fields retain their previous verification.
Sources checked 14 September 2026. Entry availability can change; check with the organiser.
Race area: approximate race area. Existing saved event-to-place evidence reused; geography query derived from 'Humberston, Cleethorpes'. GeoNames exact settlement/suburb name match for 'Humberston', country England, administrative area North East Lincolnshire, region Yorkshire and the Humber; population 8216 (zero means unspecified). Representative event-area point, not a venue address, exact start or radius guarantee. Directional catalogue locations use the first disclosed event locality only as EVENT_AREA; other route endpoints are not substituted. Geographic lookup does not reverify dates or non-location facts. GeoNames (https://www.geonames.org/), CC BY 4.0; transformed to event-area coordinates with separate event-source evidence. Location source (opens in a new tab)
Geographic location source 1 (opens in a new tab)
Saturday, 12 Dec 2026 · Entry status unknown
Crikey its the Christmas Cracker Marathon
Kirkstall, Leeds · Yorkshire and the Humber, England
Surface: Trail
Organised by It's Grim Up North Running
- Published distance
- Marathon (2 x Half Marathon)
A trail marathon from Kirkstall, Leeds, organised by It’s Grim Up North Running.
Lapped marathon
Fixed marathon distance using the organiser’s published loop arrangement; other festival distances are separate and excluded.
Organiser-labelled trail marathon. Marathon (2 x Half Marathon); published wording is retained without assuming road certification or a numerical standard length.
Approximate race area. Check the organiser’s website for the exact start and race-day directions.
Details & source checks
Series: It's Grim Up North Running
Start: Kirkstall, Leeds
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. Each day may be entered separately; one recurring marathon with two dated editions.
Sources checked 14 September 2026. Entry availability can change; check with the organiser.
Map location: approximate race area. Approximate event locality: officially named event town/locality centre. This is not a verified start-line point. Official event-location evidence: https://www.itsgrimupnorthrunning.co.uk/e/crikey-its-the-christmas-cracker-day-1-11659 Location source (opens in a new tab)
Sunday, 13 Dec 2026 · Entry status unknown
Crikey its the Christmas Cracker Marathon
Kirkstall, Leeds · Yorkshire and the Humber, England
Surface: Trail
Organised by It's Grim Up North Running
- Published distance
- Marathon (2 x Half Marathon loops)
A trail marathon from Kirkstall, Leeds, organised by It’s Grim Up North Running.
Lapped marathon
Fixed marathon distance using the organiser’s published loop arrangement; other festival distances are separate and excluded.
Organiser-labelled trail marathon. Marathon (2 x Half Marathon); published wording is retained without assuming road certification or a numerical standard length.
Approximate race area. Check the organiser’s website for the exact start and race-day directions.
Details & source checks
Series: It's Grim Up North Running
Start: Kirkstall, Leeds
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. Each day may be entered separately; one recurring marathon with two dated editions.
Sources checked 14 September 2026. Entry availability can change; check with the organiser.
Map location: approximate race area. Approximate event locality: officially named event town/locality centre. This is not a verified start-line point. Official event-location evidence: https://www.itsgrimupnorthrunning.co.uk/e/crikey-its-the-christmas-cracker-day-1-11659 Location source (opens in a new tab)
Saturday, 19 Dec 2026 · Entry status unknown
Battle of Stamford Bridge Run — York — Marathon Option
Heslington, York · Yorkshire and the Humber, England
Surface: Mixed
Organised by Circuit Running Events Limited
- Published distance
- Marathon (12 × 2.2-mile laps)
A marathon completion option within a six-hour timed event in Heslington, York.
Marathon option in a timed challenge
Six-hour timed event explicitly identifies twelve laps as a marathon; course is university tarmac paths with a small grass section. This York event differs from the similarly named Northampton event.
Official full-marathon option; exact published distance Marathon (12 × 2.2-mile laps) is preserved. Six-hour timed event explicitly identifies twelve laps as a marathon; course is university tarmac paths with a small grass section. This York event differs from the similarly named Northampton event.
Approximate race area. Check the organiser’s website for the exact start and race-day directions.
Details & source checks
Series: Circuit Running
Start: Heslington, York
Opened official source supports event identity, date, locality and published marathon option. Six-hour timed event explicitly identifies twelve laps as a marathon; course is university tarmac paths with a small grass section. This York event differs from the similarly named Northampton event.
Sources checked 14 September 2026. Entry availability can change; check with the organiser.
Map location: approximate race area. Approximate event locality: centroid of the organiser-published event postcode. This is not a verified start-line point. Official event-location evidence: https://www.circuitrunning.co.uk/e/battle-of-stamford-bridge-run-york-13355 Location source (opens in a new tab)
Sunday, 20 Dec 2026 · Entry status unknown
Do you like my Bingley Baubles Marathon
Bingley · Yorkshire and the Humber, England
Surface: Trail
Organised by It's Grim Up North Running
- Published distance
- Marathon (2x Half)
A trail marathon from Bingley, organised by It’s Grim Up North Running.
Lapped marathon
Fixed marathon distance using the organiser’s published loop arrangement; other festival distances are separate and excluded.
Organiser-labelled trail marathon. Marathon (2x Half); published wording is retained without assuming road certification or a numerical standard length.
Approximate race area. Check the organiser’s website for the exact start and race-day directions.
Details & source checks
Series: It's Grim Up North Running
Start: Bingley
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. Rugby club is registration/parking, 5–10 minutes from canal start; no precise start coordinate supplied.
Sources checked 14 September 2026. Entry availability can change; check with the organiser.
Map location: approximate race area. Approximate event locality: officially named event town/locality centre. This is not a verified start-line point. Official event-location evidence: https://www.itsgrimupnorthrunning.co.uk/e/do-you-like-my-bingley-baubles-11617 Location source (opens in a new tab)
Saturday, 2 Jan 2027 · Entry status unknown
Punk Panther Green Gateways New Year Marathon
Otley · Yorkshire and the Humber, England
Surface: Trail
Organised by Punk Panther Endurance Events
- Published distance
- 26.2 miles
A trail marathon from Otley, organised by Punk Panther Endurance Events.
Fixed-distance marathon
Officially labelled trail marathon; exact published distance 26.2 miles is preserved. Official individually enterable marathon; signed fixed trail route, with map/GPX backup. Start is Station Top Car Park entrance, East Chevin Road; registration and parking elsewhere must not be treated as start.
Approximate race area. Check the organiser’s website for the exact start and race-day directions.
Details & source checks
Series: Punk Panther
Start: Otley
Opened official source supports event identity, date, locality and published marathon option. Official individually enterable marathon; signed fixed trail route, with map/GPX backup. Start is Station Top Car Park entrance, East Chevin Road; registration and parking elsewhere must not be treated as start.
Sources checked 14 September 2026. Entry availability can change; check with the organiser.
Map location: approximate race area. Approximate event locality: centroid of the organiser-published event postcode. This is not a verified start-line point. Official event-location evidence: https://www.punkpanther.co.uk/races Location source (opens in a new tab)
Sunday, 10 Jan 2027 · Entry status unknown
Ey up Its Baltic in Bridlington Marathon
Sewerby, Bridlington · Yorkshire and the Humber, England
Surface: Mixed
Organised by It's Grim Up North Running
- Published distance
- Marathon
A mixed marathon from Sewerby, Bridlington, organised by It’s Grim Up North Running.
Lapped marathon
Fixed marathon distance using the organiser’s published loop arrangement; other festival distances are separate and excluded.
Official full-marathon option. Marathon; published wording is retained without assuming road certification or a numerical standard length.
Approximate race area. Check the organiser’s website for the exact start and race-day directions.
Details & source checks
Series: It's Grim Up North Running
Start: Sewerby, Bridlington
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. Coastal paths and paved promenade; not silently labelled road.
Sources checked 14 September 2026. Entry availability can change; check with the organiser.
Map location: approximate race area. Approximate event locality: officially named event town/locality centre. This is not a verified start-line point. Official event-location evidence: https://www.itsgrimupnorthrunning.co.uk/e/ey-up-its-baltic-in-bridlington-11618 Location source (opens in a new tab)
Saturday, 16 Jan 2027 · Entry status unknown
Winter Canal Canter Marathon
Kirkstall, Leeds · Yorkshire and the Humber, England
Surface: Trail
Organised by It's Grim Up North Running
- Published distance
- Marathon (2 x half marathon laps)
A trail marathon from Kirkstall, Leeds, organised by It’s Grim Up North Running.
Lapped marathon
Fixed marathon distance using the organiser’s published loop arrangement; other festival distances are separate and excluded.
Organiser-labelled trail marathon. Marathon (2 x half marathon laps); published wording is retained without assuming road certification or a numerical standard length.
Approximate race area. Check the organiser’s website for the exact start and race-day directions.
Details & source checks
Series: It's Grim Up North Running
Start: Kirkstall, Leeds
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.
Sources checked 14 September 2026. Entry availability can change; check with the organiser.
Map location: approximate race area. Approximate event locality: officially named event town/locality centre. This is not a verified start-line point. Official event-location evidence: https://www.itsgrimupnorthrunning.co.uk/e/winter-canal-canter-15419 Location source (opens in a new tab)
Saturday, 23 Jan 2027 · Entry status unknown
Frostbite Sir Titus Trot Marathon
Canal by the Boathouse Inn, Victoria Road, Saltaire · Yorkshire and the Humber, England
Surface: Trail
Organised by It's Grim Up North Running
- Published distance
- Marathon (2 x half laps)
A trail marathon from Saltaire, organised by It’s Grim Up North Running.
Lapped marathon
Fixed marathon distance using the organiser’s published loop arrangement; other festival distances are separate and excluded.
Organiser-labelled trail marathon. Marathon (2 x half laps); published wording is retained without assuming road certification or a numerical standard length.
Approximate race area. Check the organiser’s website for the exact start and race-day directions.
Details & source checks
Series: It's Grim Up North Running
Start: Saltaire
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.
Sources checked 14 September 2026. Entry availability can change; check with the organiser.
Event venue: approximate postcode area. Current event location is the Leeds and Liverpool Canal at bottom of Victoria Road, Saltaire BD18 3LA, next to Boathouse Inn. Independent current official-source sample found a closer public venue postcode. Approximate postcode anchor only; do not replace any originally valid baseline point. Preserve general verification timestamps and non-location fields. Postcodes.io postcode centroid: approximate postcode location, not exact start. Apply only to listed editions where applicability is explicitly bounded. Location source (opens in a new tab)
Geographic location source 1 (opens in a new tab)
Saturday, 30 Jan 2027 · Entry status unknown
Slawit Snowstorm Shuffle Marathon
Slaithwaite · Yorkshire and the Humber, England
Surface: Trail
Organised by It's Grim Up North Running
- Published distance
- Marathon (2 x Half marathon Route)
A trail marathon from Slaithwaite, organised by It’s Grim Up North Running.
Lapped marathon
Fixed marathon distance using the organiser’s published loop arrangement; other festival distances are separate and excluded.
Organiser-labelled trail marathon. Marathon (2 x Half marathon Route); published wording is retained without assuming road certification or a numerical standard length.
Approximate race area. Check the organiser’s website for the exact start and race-day directions.
Details & source checks
Series: It's Grim Up North Running
Start: Slaithwaite
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. Registration community centre is not canal start outside Waves.
2026-09-28 — cutoffHours: Explicit race/event cutoff in official detail. This check covers these facts only; other fields retain their previous verification.
Sources checked 14 September 2026. Entry availability can change; check with the organiser.
Map location: approximate race area. Approximate event locality: officially named event town/locality centre. This is not a verified start-line point. Official event-location evidence: https://www.itsgrimupnorthrunning.co.uk/e/slawit-snowstorm-shuffle-15420 Location source (opens in a new tab)
Saturday, 6 Feb 2027 · Entry status unknown
Skipton Sweetie Skedaddle Marathon
Skipton · Yorkshire and the Humber, England
Surface: Trail
Organised by It's Grim Up North Running
- Published distance
- Marathon (2 x half marathon laps)
A trail marathon from Skipton, organised by It’s Grim Up North Running.
Lapped marathon
Fixed marathon distance using the organiser’s published loop arrangement; other festival distances are separate and excluded.
Organiser-labelled trail marathon. Marathon (2 x half marathon laps); published wording is retained without assuming road certification or a numerical standard length.
Approximate race area. Check the organiser’s website for the exact start and race-day directions.
Details & source checks
Series: It's Grim Up North Running
Start: Skipton
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 February 2027; summer wording in description appears stale and is not propagated.
2026-09-28 — cutoffHours: Explicit race/event cutoff in official detail. This check covers these facts only; other fields retain their previous verification.
Sources checked 14 September 2026. Entry availability can change; check with the organiser.
Map location: approximate race area. Approximate event locality: officially named event town/locality centre. This is not a verified start-line point. Official event-location evidence: https://www.itsgrimupnorthrunning.co.uk/e/skipton-sweetie-skedaddle-11984 Location source (opens in a new tab)
Saturday, 13 Feb 2027 · Entry status unknown
The Huddersfield Hurtle Marathon
Chapel Hill, Huddersfield · Yorkshire and the Humber, England
Surface: Trail
Organised by It's Grim Up North Running
- Published distance
- Marathon (2 x half laps)
A trail marathon from Chapel Hill, Huddersfield, organised by It’s Grim Up North Running.
Lapped marathon
Fixed marathon distance using the organiser’s published loop arrangement; other festival distances are separate and excluded.
Organiser-labelled trail marathon. Marathon (2 x half laps); published wording is retained without assuming road certification or a numerical standard length.
Approximate race area. Check the organiser’s website for the exact start and race-day directions.
Details & source checks
Series: It's Grim Up North Running
Start: Chapel Hill, Huddersfield
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. Official event locality is River Colne/Chapel Hill; generic Leeds–Liverpool canal wording appears reused, so no precise route or start coordinate is asserted.
Sources checked 14 September 2026. Entry availability can change; check with the organiser.
Map location: approximate race area. Approximate event locality: officially named event town/locality centre. This is not a verified start-line point. Official event-location evidence: https://www.itsgrimupnorthrunning.co.uk/e/the-huddersfield-hurtle-15423 Location source (opens in a new tab)
Saturday, 20 Feb 2027 · Entry status unknown
Besotted at Bingley Marathon
Bingley · Yorkshire and the Humber, England
Surface: Trail
Organised by It's Grim Up North Running
- Published distance
- Marathon (2 x half marathon laps)
A trail marathon from Bingley, organised by It’s Grim Up North Running.
Lapped marathon
Fixed marathon distance using the organiser’s published loop arrangement; other festival distances are separate and excluded.
Organiser-labelled trail marathon. Marathon (2 x half marathon laps); published wording is retained without assuming road certification or a numerical standard length.
Approximate race area. Check the organiser’s website for the exact start and race-day directions.
Details & source checks
Series: It's Grim Up North Running
Start: Bingley
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.
Sources checked 14 September 2026. Entry availability can change; check with the organiser.
Map location: approximate race area. Approximate event locality: officially named event town/locality centre. This is not a verified start-line point. Official event-location evidence: https://www.itsgrimupnorthrunning.co.uk/e/besotted-at-bingley-11776 Location source (opens in a new tab)
Saturday, 6 Mar 2027 · Entry status unknown
Leeds Canal Side Run Marathon
Granary Wharf, Leeds · Yorkshire and the Humber, England
Surface: Trail
Organised by It's Grim Up North Running
- Published distance
- Marathon (2 x half marathon laps)
A trail marathon from Granary Wharf, Leeds, organised by It’s Grim Up North Running.
Lapped marathon
Fixed marathon distance using the organiser’s published loop arrangement; other festival distances are separate and excluded.
Organiser-labelled trail marathon. Marathon (2 x half marathon laps); published wording is retained without assuming road certification or a numerical standard length.
Approximate race area. Check the organiser’s website for the exact start and race-day directions.
Details & source checks
Series: It's Grim Up North Running
Start: Granary Wharf, Leeds
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.
Sources checked 14 September 2026. Entry availability can change; check with the organiser.
Event venue: approximate postcode area. Explicit event Location block identifies Granary Wharf postcode. Bounded residual official-page location check. Existing catalogue identity and current-edition eligibility retained; no dates or general source-check timestamp changed. Postcode representative point remains approximate. Postcodes.io postcode centroid: approximate postcode location, not exact start. Apply only to listed editions where applicability is explicitly bounded. Location source (opens in a new tab)
Geographic location source 1 (opens in a new tab)
Saturday, 20 Mar 2027 · Entry status unknown
Spring Time Canal Canter Marathon
Kirkstall, Leeds · Yorkshire and the Humber, England
Surface: Trail
Organised by It's Grim Up North Running
- Published distance
- Marathon (2 x half marathon laps)
A trail marathon from Kirkstall, Leeds, organised by It’s Grim Up North Running.
Lapped marathon
Fixed marathon distance using the organiser’s published loop arrangement; other festival distances are separate and excluded.
Organiser-labelled trail marathon. Marathon (2 x half marathon laps); published wording is retained without assuming road certification or a numerical standard length.
Approximate race area. Check the organiser’s website for the exact start and race-day directions.
Details & source checks
Series: It's Grim Up North Running
Start: Kirkstall, Leeds
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.
Sources checked 14 September 2026. Entry availability can change; check with the organiser.
Map location: approximate race area. Approximate event locality: officially named event town/locality centre. This is not a verified start-line point. Official event-location evidence: https://www.itsgrimupnorthrunning.co.uk/e/spring-time-canal-canter-11660 Location source (opens in a new tab)
Saturday, 3 Apr 2027 · Entry status unknown
Lets Motor along the Towpath - Rodley Marathon
Rodley, Leeds · Yorkshire and the Humber, England
Surface: Trail
Organised by It's Grim Up North Running
- Published distance
- Marathon (2 x Half loop)
A trail marathon from Rodley, Leeds, organised by It’s Grim Up North Running.
Lapped marathon
Fixed marathon distance using the organiser’s published loop arrangement; other festival distances are separate and excluded.
Organiser-labelled trail marathon. Marathon (2 x Half loop); published wording is retained without assuming road certification or a numerical standard length.
Approximate race area. Check the organiser’s website for the exact start and race-day directions.
Details & source checks
Series: It's Grim Up North Running
Start: Rodley, Leeds
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.
Sources checked 14 September 2026. Entry availability can change; check with the organiser.
Map location: approximate race area. Approximate event locality: officially named event town/locality centre. This is not a verified start-line point. Official event-location evidence: https://www.itsgrimupnorthrunning.co.uk/e/lets-motor-along-the-towpath-rodley-11657 Location source (opens in a new tab)
Sunday, 18 Apr 2027 · Entry status unknown
Sir Titus March Mayhem Marathon
Canal by the Boathouse Inn, Victoria Road, Saltaire · Yorkshire and the Humber, England
Surface: Trail
Organised by It's Grim Up North Running
- Published distance
- Marathon (2 x half marathon laps)
A trail marathon from Saltaire, organised by It’s Grim Up North Running.
Lapped marathon
Fixed marathon distance using the organiser’s published loop arrangement; other festival distances are separate and excluded.
Organiser-labelled trail marathon. Marathon (2 x half marathon laps); published wording is retained without assuming road certification or a numerical standard length.
Approximate race area. Check the organiser’s website for the exact start and race-day directions.
Details & source checks
Series: It's Grim Up North Running
Start: Saltaire
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. Official title says March, but explicit next race date is 18 April 2027; use announced date without renaming event.
Sources checked 14 September 2026. Entry availability can change; check with the organiser.
Event venue: approximate postcode area. Current event location is the Leeds and Liverpool Canal at bottom of Victoria Road, Saltaire BD18 3LA, next to Boathouse Inn. Independent current official-source sample found a closer public venue postcode. Approximate postcode anchor only; do not replace any originally valid baseline point. Preserve general verification timestamps and non-location fields. Postcodes.io postcode centroid: approximate postcode location, not exact start. Apply only to listed editions where applicability is explicitly bounded. Location source (opens in a new tab)
Geographic location source 1 (opens in a new tab)
Sunday, 25 Apr 2027 · Entry status unknown
Bluebell Bash at Temple Newsam- NOT LONDON Marathon
Temple Newsam House, Temple Newsam Road, Leeds · Yorkshire and the Humber, England
Surface: Trail
Organised by It's Grim Up North Running
- Published distance
- Marathon (4 x 6.7 mile loops)
A trail marathon from Temple Newsam, Leeds, organised by It’s Grim Up North Running.
Lapped marathon
Fixed marathon distance using the organiser’s published loop arrangement; other festival distances are separate and excluded.
Organiser-labelled trail marathon. Marathon (4 x 6.7 mile loops); published wording is retained without assuming road certification or a numerical standard length.
Approximate race area. Check the organiser’s website for the exact start and race-day directions.
Details & source checks
Series: It's Grim Up North Running
Start: Temple Newsam, Leeds
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 — cutoffHours: Explicit race/event cutoff in official detail. This check covers these facts only; other fields retain their previous verification.
Sources checked 14 September 2026. Entry availability can change; check with the organiser.
Start: approximate postcode area. Event page explicitly gives this location under Start; no Leeds city-centre substitute. Bounded residual official-page location check. Existing catalogue identity and current-edition eligibility retained; no dates or general source-check timestamp changed. Postcode representative point remains approximate. Postcodes.io postcode centroid: approximate postcode location, not exact start. Apply only to listed editions where applicability is explicitly bounded. Location source (opens in a new tab)
Geographic location source 1 (opens in a new tab)
Sunday, 2 May 2027 · Entry status unknown
Rothwell Cakeathon Marathon
Leeds Skelton Lake Services, M1 Junction 45 · Yorkshire and the Humber, England
Surface: Mixed
Organised by It's Grim Up North Running
- Published distance
- Marathon (5 × 5-mile loops + 1.2-mile out-and-back)
A mixed marathon from Skelton Lake, Leeds, organised by It’s Grim Up North Running.
Lapped marathon
Fixed marathon distance using the organiser’s published loop arrangement; other festival distances are separate and excluded.
Organiser-labelled trail marathon. Marathon (5 × 5-mile loops + 1.2-mile out-and-back); published wording is retained without assuming road certification or a numerical standard length.
Approximate race area. Check the organiser’s website for the exact start and race-day directions.
Details & source checks
Series: It's Grim Up North Running
Start: Skelton Lake, Leeds
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.
Sources checked 14 September 2026. Entry availability can change; check with the organiser.
Event venue: approximate postcode area. Section explicitly labels Event Venue and Parking; source venue itself is retained, not arbitrary motorway parking. Bounded residual official-page location check. Existing catalogue identity and current-edition eligibility retained; no dates or general source-check timestamp changed. Postcode representative point remains approximate. Postcodes.io postcode centroid: approximate postcode location, not exact start. Apply only to listed editions where applicability is explicitly bounded. Location source (opens in a new tab)
Geographic location source 1 (opens in a new tab)
Sunday, 9 May 2027 · Entry status unknown
Hardmoors White Horse Trail Marathon
Sutton Bank, near Thirsk · Yorkshire and the Humber, England
Surface: Trail
Organised by Hardmoors (Jonathan and Shirley Steele)
- Published distance
- Marathon (published distance: 29)
A trail marathon from Sutton Bank, near Thirsk, organised by Hardmoors (Jonathan and Shirley Steele).
Fixed-distance marathon
Officially labelled trail marathon; exact published distance Marathon (published distance: 29) is preserved. Part of the organiser-labelled Hardmoors 26.2 trail-marathon series. A prescribed circular course with downloadable map/description; self-navigation is required. Published longer-than-road-marathon distance is retained without normalisation. Event header gives distance number but omits units; displayed literally pending clearer unit evidence.
Details & source checks
Series: Hardmoors 26.2 Trail Marathon Series
Start: Sutton Bank, near Thirsk
Opened official source supports event identity, date, locality and published marathon option. Part of the organiser-labelled Hardmoors 26.2 trail-marathon series. A prescribed circular course with downloadable map/description; self-navigation is required. Published longer-than-road-marathon distance is retained without normalisation. Event header gives distance number but omits units; displayed literally pending clearer unit evidence.
Sources checked 14 September 2026. Entry availability can change; check with the organiser.
This is a researched Yorkshire and the Humber collection, with coverage gaps recorded for review. It does not claim to include every marathon. Distances follow the organiser’s published wording, including approximate trail-marathon distances.