Endurancelife | Sussex
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Sussex 10K, Half Marathon, Marathon and Ultra - Eastbourne
The event takes place on 7 March 2026 with the event base at Helen Gardens in Eastbourne. It is part of the Endurancelife 2025-26 trail running season and awards points to the Season Leader Board. Registered participants must check in online about two weeks before the event to confirm a postal address for their participant number and to watch a mandatory safety video.
Course, distances and services
Routes run along the coastal towns of Eastbourne and Seaford on the eastern edge of the South Downs National Park and pass the Seven Sisters cliffs with views over the English Channel. Terrain is described as strenuous with chalk and forest underfoot and notable up-and-down sections.
- 10K - 6.4 mi; ascent 1,276 ft; record (M) 00:44:56, (F) 00:49:05
- Half Marathon - 13.1 mi; ascent 2,185 ft; record (M) 01:31:38, (F) 01:45:10
- Marathon - 26.2 mi; ascent 4,196 ft; record (M) 03:14:49, (F) 03:49:58
- Ultra - 32.5 mi; ascent 5,266 ft; record (M) 04:14:26, (F) 04:57:56
The event offers a fully marked course, electronic timing with split printouts, finishers medals, energy bars, event parking and on-site amenities. Add-ons listed include an event safety kit and a 10-minute massage. Booking terms include a 30-day full-refund window, flexible transfers up to 30 days before, and entry reassignments up to 14 days before the event. Visit the organization's website for the most recent information.