Trail half marathons in United Kingdom
113 upcoming trail half marathons in United Kingdom.
86 cities
Busiest: November
From €10
Upcoming races
Your guide to trail half marathons in United Kingdom
There are 113 upcoming trail half marathons in United Kingdom, spread across 86 cities. Filter by distance or terrain to narrow things down, and save the races you like the look of.
Most take place in November, January and March. Next up is Dalmeny Halloween Trail Half - Half Marathon in South Queensferry on 31 October 2026.
Questions runners ask
How many trail half marathons in United Kingdom are there?
Finndu lists 113 upcoming trail half marathons in United Kingdom, across 86 towns and cities. The list is updated twice a day as organisers announce new races.
When is the next one?
Dalmeny Halloween Trail Half in South Queensferry, on 31 October 2026.
Which month has the most trail half marathons in United Kingdom?
November, followed by January and March.
How much does it cost to enter?
Entry starts from £9. Fees vary from race to race, so check each race page for its current price.