Trail Running calendar near Amersham 2025-2026

We have found 387 Trailruns within 80 miles of Amersham. See below where and when you can find the races.

'Twas The Run Before Christmas is a festive running event held at Brandon Country Park in Suffolk, set within Thetford Forest. Participants can choose between a 6-hour or 4-hour timed race, completing laps on a 5.3k multi-terrain course featuring gravel paths and grassy areas. This event is suitable..

The Mince Pi Run - Races of 2 Decimal Places is a unique running event scheduled for December 14, 2025, at Shalford Park, Guildford. Participants can choose to run distances ranging from 3.14 to 31.4 miles, with options for a Pi marathon and a 1-mile fun run for younger children. The course is mostl..

The Christmas Canter is a festive running event taking place at the Suffolk Running Centre in Bury St Edmunds. Participants can choose from various distances, including 5k, 10k, half marathon, full marathon, and ultra, with a seven-hour cut-off time. The course features scenic routes through local v..

The Festive Friston Forest Night Trail Run is a unique 5-mile running event set in the scenic Friston Forest, taking place on December 22, 2025. Participants will navigate the course using Strava GPX on their devices, with a tail runner to ensure safety. The event encourages festive spirit, featurin..

The Die Hard Christmas Marathon and Half Marathon is a festive running event taking place on December 24, 2025, at Caldecotte Lake in Milton Keynes. Participants can choose between a full marathon, consisting of 7.5 scenic laps, or a half marathon with 3.5 laps. The event features a supportive atmos..

The Plain Crazy Winter 12.5 Mile run is a challenging event set in scenic and potentially snowy conditions, taking place on December 28, 2025. Participants can expect a hilly course that tests their endurance, with a 3.5-hour cut-off time. The event supports The Royal British Legion Poppy Appeal and..

January 2026

The Greener Earth Trail Series at Pippingford Park features two eco-friendly trail races designed to provide an exhilarating running experience while minimizing environmental impact. Set in the picturesque Ashdown Forest, participants can choose between a 5-mile or 10-mile course, with the second ra..