Trail runs in Wales in December 2025
Find trail runs in Wales in December 2025 - 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 6 Dec
- £17.50-£21.50
Alyn Waters Winter Trails | 5K & 10K
Alyn Waters is a great place for trail running! The country park is accessible, the paths easy to follow and with a variety of terrain, and with a few ups and downs to make you really earn your medal!
- Families
- Newcomers
- Dogs allowed at venue
- Event village
- Park
- Age 11 & over
- 5K run
- 10K run
- CaniCross
- Sun 7 Dec
- £31.50-£51.50
Sea 2 Summit | Offa's Dyke Half/Full/Ultra
Starting at Prestatyn seafront, the National Trail waymarkers take you up into the hills south, with the scenery and terrain becoming more and more beautiful and challenging as you go!
- Newcomers
- Event village
- Urban
- Age 17 & over
- Half marathon
- Marathon
- Ultra run
- Sat 20 Dec
- £9
Santa Run Wales
Get your Santa suits, reindeer antlers, and elf ears ready — Christmas is Coming, and so is the most magical fun run of the year!
- Families
- Newcomers
- Fancy dress
- Event village
- Park
- All ages
- Fun run
- 5K run
- Sat 20 Dec
- £19
Moel Famau Festive 'Piece of String' Race
A great chance to stretch your legs with this event on the last Saturday before Christmas, with a Canicross race going off before the main pack.
- Newcomers
- Dogs allowed at venue
- Event village
- Age 18 & over
- Trail run
- CaniCross
- Sat 6 Dec
Secret Santa Figgy Pud 14K, Turkey Ten Mile & Half Marathon Du Mulled Wine
- Trail run
- 10 miler
- Half marathon