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Runs in East Sussex in September 2025

Find runs near me in East Sussex in September 2025 - search by date or place, display on a map or use the advanced search to find your perfect race.

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Click an event for full event details, location, route, sustainability, what's included and how to enter.

The South Downs National Park is a superb backdrop for a real charity challenge featuring Beachy Head, the Seven Sisters and the South Downs Way with a choice of distances from 25km right up to 100km!
  • Sat 6 - Sun 7 Sep
  • £89-£199
  • Sat 6 - Sun 7 Sep
  • £89-£199
Eastbourne, East Sussex, UK

South Coast Ultra Challenge

The South Downs National Park is a superb backdrop for a real charity challenge featuring Beachy Head, the Seven Sisters and the South Downs Way with a choice of distances from 25km right up to 100km!

  • Newcomers
  • Music
  • Event village
  • Urban
  • Rural
  • Coast
  • Age 14 & over
  • 100K ultra run 2
  • Ultra run 2
  • Trail run
Previously rated one of the top 10 UK marathons! Scenic mixed-terrain routes following Bewl Water around the reservoir route on undulating rural wooded trails and quiet country lanes.
  • Sat 13 Sep
  • £33-£60
  • Sat 13 Sep
  • £33-£60
Wadhurst, East Sussex, UK

Bewl Water Autumn

Previously rated one of the top 10 UK marathons! Scenic mixed-terrain routes following Bewl Water around the reservoir route on undulating rural wooded trails and quiet country lanes.

  • Newcomers
  • Event village
  • Rural
  • Age 15 & over
  • 10K run
  • Half marathon
  • Marathon
  • 50K ultra run
A truly breathtaking multi-terrain race through the High Weald Area of Outstanding Natural Beauty in East Sussex. A race that enchants and delights at every twist and turn.
  • Sun 14 Sep
  • £28-£35
  • Sun 14 Sep
  • £28-£35
Rye, East Sussex, UK

Rye Ancient Trails 30K & 15K

A truly breathtaking multi-terrain race through the High Weald Area of Outstanding Natural Beauty in East Sussex. A race that enchants and delights at every twist and turn.

  • Recycling
  • Newcomers
  • Plastic bottle free
  • Event village
  • Rural
  • Sustainability policy
  • Age 16 & over
  • Multi-terrain run 2
  • Sat 27 Sep
Lewes, East Sussex, UK

Dark Downs 50K Race

  • 50 km trail running

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