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Marathons in August 2025
Find marathons in August 2025 - filter by date or location, display on a map or use the advanced search to find your perfect race.
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- Fri 15 Aug
Moville, Ireland
The Quadrathon Challenge | Warrior – Full Marathon - Day 2
- 42.2 km road running
- Sat 16 Aug
Hull, East Yorkshire, UK
VJ Day Challenge | Marathon
- 26.2 miles trail running + 2076 ft ascent
- Sat 16 Aug
Moville, Ireland
The Quadrathon Challenge | Warrior – Full Marathon - Day 3
- 42.2 km road running
- Sun 17 Aug
Lead, South Dakota, USA
Leading Ladies & Dakota Spirit Marathon | Leading Ladies Women’s Marathon Race
- 26.2 miles road running
- Sun 17 Aug
Lead, South Dakota, USA
Leading Ladies & Dakota Spirit Marathon | Dakota Spirit Men’s Marathon Race
- 26.2 miles road running
- Sun 17 Aug
Moville, Ireland
The Quadrathon Challenge | Warrior – Full Marathon - Day 4
- 42.2 km road running
- Sun 24 Aug
Caterham, Surrey, UK
Woldingham Half and Full Marathon | Full Marathon
- 26.2 miles trail running + 3238 ft ascent
- Sat 30 Aug
Walton-on-Thames, Surrey, UK
Summer Marathon & Half Marathon | Marathon
- 26.2 miles trail running