6
Marathons in South East in September 2025
Find marathons near me in South East in September 2025 - filter by date or location, display on a map or use the advanced search to find your perfect race.
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- Sat 13 Sep
- £53-£55
- Sat 13 Sep
- £53-£55
Wadhurst, East Sussex, UK
Bewl Water Autumn | Marathon
Previously rated one of the top UK marathons! Scenic mixed-terrain route around Bewl Water on undulating rural wooded trails and quiet country lanes.
- Chip timing
- Enter online
- Hilly
- Age 18-80
- 26.2 miles trail running + 1420 ft ascent

- Sun 28 Sep
- £65-£80
- Sun 28 Sep
- £65-£80
Edenbridge, Kent, UK
Hever Castle | Marathon
Get active in the award-winning grounds and surrounding Kent countryside in a full marathon! Recruit your friends and celebrate completing your challenge in the festival village.
- Chip timing
- Enter online
- Relay
- Age 18 & over
- 42.2 km trail running
- Sat 6 Sep
Guildford, Surrey, UK
The Shere 42K, 21K & 10K Multi Terrain Event | 42K
- 42 km multi terrain running + 1300 m ascent
- Sun 14 Sep
Brockenhurst, Hampshire, UK
The Garmin New Forest Marathon | Full Marathon
- 26.2 miles multi terrain running + 160 ft ascent