London 2 Brighton Ultra Challenge

West Sussex, United Kingdom • 23-24 May 2026

The London 2 Brighton Ultra Challenge is a premier endurance event in the UK, offering multiple distances including 100km, 75km, 58km, 42km (Sussex Marathon), 25km, and a 10km option. Starting mainly from Richmond-Upon-Thames, participants traverse the scenic North Downs and Surrey & Sussex countryside, finishing at Brighton Racecourse with views of the South Downs and Brighton coastline. The event caters to all fitness levels, allowing walking, jogging, or running, with full support including marquee rest stops every 12.5 km, medical teams, food, and camping options. Unique features include an Ultra March category for brisk walkers and live GPS tracking. It’s a well-supported, challenging, and rewarding capital-to-coast trail experience. Visit the organization's website for the most recent information.

Race information

100 km
1500 m+
Full 2 Day 'daylight' ~100 Km
100 km
1500 m+
Full Continuous ~100 Km
75 km
1300 m+
3/4 Challenge ~75 Km
58 km
800 m+
1st 1/2 Challenge ~58 Km
42 km
700 m+
2nd 1/2 - Sussex Marathon 42 Km
33 km
600 m+
2nd 1/4 Challenge ~33 Km
25 km
Brighton 25 Km Loop
25 km
200 m+
1st 1/4 Challenge ~25 Km
Visit the organization's website for the most recent information.
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