Half marathons in East Sussex
Find half marathons near me in East Sussex for 2025/2026 - filter by date or location, display on a map or use the advanced search to find your perfect race.
Filter by month
Filter by place
MapEvent listings
Select an event for photos, video, route, location, reviews, entry fees and how to enter.
- Sun 5 Oct
- £37-£39
Hastings Half Marathon
This is the race you'll want to keep racing, year after year. Explore the delights of the Hastings Half Marathon as it twists and turns through the historic town of Hastings and beyond.
- Chip timing
- Enter online
- Hilly
- Age 17 & over
- 13.1 miles road running + 941 ft ascent
- Sun 1 Mar 2026
- £44.50-£46.50
Altra Brighton Half Marathon
Join the UK's Happiest Half - a fast, flat race with a buzzing Brighton atmosphere. An early season major half and one of the most popular races in the UK!
- Chip timing
- Enter online
- Traffic free
- Age 17 & over
- 13.1 miles road running
- Sat 13 Jun 2026
- £43-£45
Bewl Water Summer | Half Marathon
Scenic mixed-terrain route around Bewl Water on undulating rural wooded trails and quiet country lanes. The marathon on the same day was previously rated one of the top UK marathons.
- Chip timing
- Enter online
- Hilly
- Age 17-80
- 13.1 miles trail running + 710 ft ascent
- Sat 4 Oct
London South East Spartan Trifecta Weekend | Beast 21K - Saturday
- 21 km multi terrain running
- Sun 26 Oct
Beachy Head Marathon | Half Marathon
- 13.1 miles trail running + 1601 ft ascent
- Sat 8 Nov
GBR Run Bexhill Remembrance Run | Half Marathon
- 13.1 miles road running
- Sat 7 Mar 2026
EnduranceLife - Sussex | Half Marathon
- 13.1 miles trail running + 2185 ft ascent
- Sun 8 Mar 2026
Eastbourne Half Marathon
- 13.1 miles road running + 166 m ascent
- Sat 23 May 2026
Seven Sisters Half Marathon
- 13.1 miles trail running + 2057 ft ascent