GAP factor 4.1% slower than flat · net elevation -94 m · median finish 24:53:35 · true cost £350
Decision summary
Lower than 40% of comparable mapped races
30:00:00 total cut-off
Lower than 17% of comparable known fees
Historical race-date favourability, not a forecast
Verified GPS route
Quick answers
RaceIndex has a GPS course file for South Downs Way 100 Ultramarathon, so runners can inspect the route line on the map. Elevation charts and ascent figures appear only when that file includes usable elevation data.
The South Downs Way 100 Ultramarathon route has 3,410 m of ascent, 3,504 m of descent and an estimated 4.1% grade-adjusted pace penalty versus a flat route.
The South Downs Way 100 Ultramarathon route starts at Matterley Bowl, just east of Winchester and finishes at Eastbourne Sports Park athletics track, Cross Levels Way, Eastbourne BN21 2UF. Underfoot, expect mostly trail (about 85% trail, 15% road). It passes Washington (mile 54), Housedean Farm (mile 76), Alfriston (mile 91), Jevington (mile 96) and Eastbourne. Continuous point-to-point trail race along the chalk ridgeway of the South Downs Way National Trail.
Drop bags available at three points: Mile 54 Washington, Mile 76 Housedean Farm, and the Finish at Eastbourne. Two waves on race day: Wave 1 at 05:30 and Wave 2 at 06:30. 13. One pacer permitted at a time from approximately mile 50 onwards.
| Entry fee | £220 |
|---|---|
| Travel (modelled) | £40 |
| Accommodation (modelled) | £90 |
| Estimated total | £350 |
Its normalised GAP factor is 4.1% slower than a flat course, with about 3410 m of total ascent.
The median finish time is 24:53:35 across 357 finishers.
The adult entry fee is £220, and the estimated true cost to the start line is about £350 including modelled travel and accommodation.
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