Sussex RunFest 12 Hour Backyard Ultra
Haywards Heath · England
A legitimate variable-total looped event. Conventional distance, cutoff pressure and Difficulty are not applicable.
Loading Race For You
Loading page content.South East England race guide
This collection spans chalk ridgeways, wooded trail, exposed coast and long national-trail races while keeping organiser umbrellas separate from the products runners actually enter.
Decision guide
Runnable-looking chalk and woodland courses can still accumulate substantial climbing. Compare total ascent, navigation, night exposure and cutoff pressure together.
Latest recorded source check: 2026-09-04
6 supported records
29 supported records
12 supported records
10 supported records
10 supported records
3 supported records
Curated, not faceted
Format-defined endurance
These events have no honest conventional total distance. Their real loop, duration or ascent objective appears without a made-up Difficulty or cutoff comparison.
Haywards Heath · England
A legitimate variable-total looped event. Conventional distance, cutoff pressure and Difficulty are not applicable.
Xcel Sports Hub, Walton-on-Thames · England
A legitimate variable-total looped event. Conventional distance, cutoff pressure and Difficulty are not applicable.
Pippingford Park Uckfield · England
A legitimate variable-total fixed time event. Conventional distance, cutoff pressure and Difficulty are not applicable.
Vigo Rugby Club Meopham · England
A legitimate variable-total backyard event. Conventional distance, cutoff pressure and Difficulty are not applicable.
Box Hill, Dorking · England
A legitimate variable-total fixed time event. Conventional distance, cutoff pressure and Difficulty are not applicable.
Great Farthingloe Farm Dover · England
A legitimate variable-total backyard event. Conventional distance, cutoff pressure and Difficulty are not applicable.
Litlington and Alfriston · England
A legitimate variable-total looped event. Conventional distance, cutoff pressure and Difficulty are not applicable.
Lillyroos Glamping Deal Kent · England
A legitimate variable-total backyard event. Conventional distance, cutoff pressure and Difficulty are not applicable.
Denbies Wine Estate Dorking · England
A legitimate variable-total fixed time event. Conventional distance, cutoff pressure and Difficulty are not applicable.
Stanmer Park Nature Reserve Falmer · England
A legitimate variable-total backyard event. Conventional distance, cutoff pressure and Difficulty are not applicable.
Harewood Forest · England
A legitimate variable-total fixed time event. Conventional distance, cutoff pressure and Difficulty are not applicable.
Leybourne Lakes Snodland · England
A legitimate variable-total fixed time event. Conventional distance, cutoff pressure and Difficulty are not applicable.
Leybourne Lakes Snodland · England
A legitimate variable-total fixed time event. Conventional distance, cutoff pressure and Difficulty are not applicable.
Bedgebury National Pinetum and Forest · England
A legitimate variable-total looped event. Conventional distance, cutoff pressure and Difficulty are not applicable.
Blackland Farm East Grinstead · England
A legitimate variable-total fixed time event. Conventional distance, cutoff pressure and Difficulty are not applicable.
Blackland Farm East Grinstead · England
A legitimate variable-total fixed time event. Conventional distance, cutoff pressure and Difficulty are not applicable.
Race For You difficulty
Moderate
Cutoff pressure compares the published time limit with distance, ascent and verified course demands. Lower pressure does not mean the race is easy.
Race For You difficulty
Moderate
Cutoff pressure compares the published time limit with distance, ascent and verified course demands. Lower pressure does not mean the race is easy.
Triple Trail Races
Blue Bell Hill to Loddington · England
Data PartialRace For You difficulty
Moderate
Cutoff pressure compares the published time limit with distance, ascent and verified course demands. Lower pressure does not mean the race is easy.
Race For You difficulty
Hard
Cutoff pressure compares the published time limit with distance, ascent and verified course demands. Lower pressure does not mean the race is easy.
Race For You difficulty
Moderate
Cutoff pressure compares the published time limit with distance, ascent and verified course demands. Lower pressure does not mean the race is easy.
UK Ultra South Downs
Plumpton Racecourse · England
Data PartialRace For You difficulty
Hard
Cutoff pressure compares the published time limit with distance, ascent and verified course demands. Lower pressure does not mean the race is easy.
UK Ultra South Downs
Plumpton Racecourse · England
Data PartialRace For You difficulty
Moderate
Cutoff pressure compares the published time limit with distance, ascent and verified course demands. Lower pressure does not mean the race is easy.
Ultra Challenge
Kent Showground Detling Maidstone · England
Data PartialRace For You difficulty
Moderate
Cutoff pressure compares the published time limit with distance, ascent and verified course demands. Lower pressure does not mean the race is easy.
Race For You difficulty
Hard
Cutoff pressure compares the published time limit with distance, ascent and verified course demands. Lower pressure does not mean the race is easy.
Race For You difficulty
Moderate
Cutoff pressure compares the published time limit with distance, ascent and verified course demands. Lower pressure does not mean the race is easy.
Beachy Head Marathon Weekend
Eastbourne Seafront Dukes Drive · England
Data PartialRace For You difficulty
Moderate
Cutoff pressure compares the published time limit with distance, ascent and verified course demands. Lower pressure does not mean the race is easy.
Race For You difficulty
Hard
Cutoff pressure compares the published time limit with distance, ascent and verified course demands. Lower pressure does not mean the race is easy.
Race For You difficulty
Beginner-friendly
Cutoff pressure compares the published time limit with distance, ascent and verified course demands. Lower pressure does not mean the race is easy.
Box Hill Village Hall to Mickleham Village Hall · England
Data PartialRace For You difficulty
Extreme
Cutoff pressure compares the published time limit with distance, ascent and verified course demands. Lower pressure does not mean the race is easy.
Race For You difficulty
Moderate
Cutoff pressure compares the published time limit with distance, ascent and verified course demands. Lower pressure does not mean the race is easy.
Race For You difficulty
Moderate
Cutoff pressure compares the published time limit with distance, ascent and verified course demands. Lower pressure does not mean the race is easy.
Race For You difficulty
Hard
Cutoff pressure compares the published time limit with distance, ascent and verified course demands. Lower pressure does not mean the race is easy.
Race For You difficulty
Very hard
Cutoff pressure compares the published time limit with distance, ascent and verified course demands. Lower pressure does not mean the race is easy.
Complete directory
The detailed cards above prioritise the next records in this collection. Every other permanent race route remains available here and through the full Explorer.
This page includes 80 current discoverable race records matching the stated geography or distance definition: 64 fixed-distance and 16 format-defined. Cross-border families appear only once under their permanent identity.
Edition facts retain official-source URLs and a last-checked date. Unknown distance, ascent, cutoff or price is shown as unknown instead of being inferred from another year.