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Marathons in September 2025
Find marathons 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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Event listings
Select an event for photos, video, route, location, reviews, entry fees and how to enter.
- Sun 14 Sep
Hereford, Herefordshire, UK
Endurance Series | Power | 10kg Weighted Ruck Challenge
- 5 hrs road running
- Sat 20 Sep
Bushmills, County Antrim, UK
Causeway Coast Marathon | Full Marathon CW
- 42 km trail running
- Sun 21 Sep
Fordingbridge, Hampshire, UK
BigSky Trails | Marathon
- 26.2 miles trail running + 1812 ft ascent
- Sun 21 Sep
St. Neots, Cambridgeshire, UK
Ouse Valley Way Marathon | Marathon
- 26.2 miles multi terrain running
- Sun 21 Sep
Morecambe, Lancashire, UK
Morecambe Marathon, Half Marathon and 10K | Marathon
- 26.2 miles road running
- Sat 27 Sep
Thimphu, Bhutan
Thimphu Marathon: Run for Global Peace
- 42.2 km road running + 2700 m ascent