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past editionSussex RunFest
Sussex RunFest 12 Hour Backyard Ultra
Past edition: Saturday, 19 September 2026Haywards Heath, West Sussex, England
Race area · approximate race area. Approximate race area. Check the organiser’s website for the exact start and race-day directions.
Location evidence
Existing saved event-to-place evidence reused; geography query derived from 'Haywards Heath, West Sussex'. GeoNames exact settlement/suburb name match for 'Haywards Heath', country England, administrative area West Sussex, region South East; population 33845 (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 checked 2026-09-14.
A capped 12-hour backyard-format event with hourly 4.167-mile yards and a maximum of 12 yards / 50 miles.
Official race site (opens in a new tab)
Optional device-only history; never synced to your account. Shared-device users can leave it off.
DistanceVariable · 6.706km loop
AscentNot verified
Event window12h
EntryNot verified
Formatlooped · backyard · fixed time
Navigationfully marked
StartHaywards Heath, West Sussex
FinishHaywards Heath, West Sussex
Start interval60 minutes
Base campSupported
Latest past edition
19 September 2026
Next edition not yet announced
No confirmed future edition is currently recorded in our sources. The facts below describe the scheduled 2026 edition and are retained for comparison and runner history. An elapsed date does not confirm that the event took place.
Edition archive
This is the only edition currently stored for this race family. Earlier verified editions can be added without changing the permanent race URL.
Check the official race source (opens in a new tab)Non-standard backyard / last-person-standing event
Conventional metrics are not applicable.
The selected 2026 edition is a looped format with no truthful fixed headline distance. Race For You records the verified objective, loop and event-window facts separately. Conventional Difficulty V2, Cutoff Pressure V2, cutoff pace and personal-finish calculations are unavailable because they would require fake inputs.
This format is intentionally not converted into a normal 50K, 100K or 100-mile comparison. Its event window is not relabelled as a conventional cutoff. Check the organiser before entering, travelling or using these details for training decisions. An older edition may appear in the archive, but its course facts are not silently carried into this one.
Verification
What we know today.
- Successful source check
- 4 Sept 2026
- Catalogue record updated
- 4 Sept 2026
- Source confidence
- high
- Official source
- Available
How the format works
A real objective, not a fake distance.
Complete each yard within one hour, stopping on a missed bell or after the twelfth yard.
Source transparency
Verify the final event detail.
The cited 2026 edition sources were reviewed on 4 September 2026 and support the recorded date, format and lifecycle. Unresolved facts remain marked unknown rather than being inferred.
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