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Trail Half marathons in Dorset
Find trail half marathons in Dorset in 2025/2026 - filter by date, location or category, display on a map or use the advanced search to find your perfect race.
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- Sat 8 Nov
- £30-£35
Poole, Dorset, UK
Poole MoRun | Half Marathon
MoRunning brings everyday people together with the focus being to inspire you, your family, your kids and your friends to have the best time running! Get ready for the half marathon, Poole!
- Chip timing
- Enter online
- Undulating
- Age 17 & over
- 13.1 miles trail running
- Sun 8 Feb 2026
- £32-£34
Portland, Dorset, UK
Portland Coastal Half Marathon
Taking place from the iconic Weymouth and Portland National Sailing Academy, all abilities can take part in this festival of running in what is possibly the most stunning of coastal trail locations.
- Chip timing
- Enter online
- Undulating
- Age 17 & over
- 13.1 miles trail running + 1172 ft ascent
- Sat 6 Dec
Swanage, Dorset, UK
EnduranceLife - Dorset | Half Marathon
- 13.1 miles trail running + 1719 ft ascent
- Sun 7 Dec
Christchurch, Hampshire, UK
New Forest Xmas Trails | 30K
- 30 km trail running + 883 ft ascent
- Sun 25 Jan 2026
Ringwood, Dorset, UK
Moors Valley Wildwood Trail Series Half Marathon & 10K
- 10K run
- CaniCross 2
- Half marathon