London 2 Brighton Ultra Challenge

West Sussex, United Kingdom • 23-24 May 2026

London 2 Brighton Ultra Challenge

The London 2 Brighton Ultra Challenge is scheduled for 23-24 May 2026. The route runs from Richmond, West London, to Brighton Racecourse, passing over the North Downs, through Surrey and Sussex countryside, and over the South Downs to the Brighton coastline. The event typically attracts about 2,000 participants and offers single-day and two-day options with an overnight campsite at the halfway point (around 58 km). The full continuous route is approximately 100 km with about 1,500 m of climb. The event uses a fully signed route and GPS tracking via an event app.

Formats, distances and event support

Distances and common route segments:

  • 100 km - Richmond to Brighton, ~1500 m climb
  • 75 km - Oaks Park (near Sutton) to Brighton, ~1300 m climb
  • 58 km - Richmond to Turners Hill, ~800 m climb
  • 42 km - Turners Hill to Brighton, ~700 m climb
  • 33 km - Oaks Park to Turners Hill, ~600 m climb
  • 25 km - Richmond to Oaks Park, ~200 m climb
  • 25 km - Brighton 25 km loop from Racecourse

Support and services include covered rest stops roughly every 12.5 km (major stops every ~25 km), food and drink provided at snacks and meals intervals, medical and welfare teams, podiatrists and massage, marquee facilities, shuttle transfers to local stations, and camping packages. Entry options include self-funded places, charity fundraising (various funding models), a Trailblazerz category for faster runners, and an Ultra March category for walkers aiming at set time targets. Registration fees for self-funded places are listed per distance. Visit the organization's website for the most recent information.

Race information

100 km
Full 2 Day 'daylight' ~100 Km
100 km
Full Continuous ~100 Km
75 km
3/4 Challenge ~75 Km
58 km
1st 1/2 Challenge ~58 Km
Marathon
2nd 1/2 - Sussex Marathon 42 Km
33 km
2nd 1/4 Challenge ~33 Km
25 km
1st 1/4 Challenge ~25 Km
25 km
Brighton 25 Km Loop
Visit the organization's website for the most recent information.
Trail runs nearby

Join a guided 10km trail run around the Devil's Punchbowl in Hindhead, enjoying rolling hills and a scenic pause with great views. This friendly group paced run is led by an experienced guide and runs at sunset or by headtorch in winter.

Explore 30 miles of the Serpent Trail from Haslemere in a hilly, scenic group run through woodland, heath and views across the South Downs. Led by an experienced guide, this non race suits runners ready for long trail miles.

Join the Wessex Night League in Kings Worthy for a 60 minute touch free score orienteering across urban streets and wooded areas. Bring hi viz and lights; day entry allowed subject to limits and juniors under 16 must be accompanied.

Join a guided Box Hill Vertical KM group run near Dorking for a tough 12.5 mile route with about 1000 m of climb through woods, heath and open fields. Enjoy expert guidance, technical terrain and a social finish.