Trail Running calendar near Semington 2025-2026

We have found 443 Trailruns within 80 miles of Semington. See below where and when you can find the races.

Join a guided 10km trail run at Silent Pool near Guildford along the North Downs Way and past film locations from The Holiday and Bridget Jones Diary. Group pace, head torch and shoe trials, and a post run alcohol free beer add to the fun.

Take on the Winter Green Man Ultra around Bristol's Community Forest Path with 45 or 30 mile options, solo or in pairs. Self navigated route, staffed checkpoints and a festive finish at Ashton Park with a tech tee and bespoke medal.

Join the Humanity Direct Amersham Ultra on 7 March for scenic footpath and bridleway routes of 10 km, 25 km or 50 km starting at Dr Challoner's School. Run or walk to fundraise for Humanity Direct and earn a finisher medal.

Run through New Forest woods, heath and meadows at the Hinton Admiral Trail Run with trail, canicross and hiking options. Dog friendly one dog per runner and entries include chip timing, water stations and a finishers medal.

Brutal at Chawton delivers muddy farm tracks, water filled craters and technical forest trails for a gritty off road challenge. Choose 5 km or two lap 10 km and try canicross if you want to run with your dog with a running harness required.

Run scenic laps along the Thames towpath in Walton on Thames at the Ladybird Run, on flat off road trails with timed entries or a one hour rock up and run start window. Pick 5 km to ultra distances and complete as many laps as you like with..

The Berko 10km will take place in Berkhamsted on Saturday 7 March 2026. You can run 10 kilometers.

Leith Hill Half Marathon is a challenging 13.1 miles trail race across Surrey with about 1,800 feet of ascent and a summit finish at Leith Hill Tower. Enjoy scenic singletrack, a reusable medal, local beer and a full cooked breakfast.

Wight Riot is a mixed terrain coastal run at Hordle Cliff West, with sweeping views of the Isle of Wight and a scenic stretch past Sturt Pond Nature Reserve. Choose distances from 5K to ultra marathon and earn a medal for completing a lap o..

Larmer Tree 2026 invites runners to the picturesque Larmer Tree Gardens on the Rushmore Estate in Dorset, with courses run in laps from a 1 mile fun run up to the marathon and a full colour finishers medal. Held Sunday 8 March 2026, entries..

Join the women focused TrailX Women Run at Culden Faw Estate near Henley on Thames on 8 March 2026 for a scenic day on the trails. Multiple distances from a 3 km fun run to 13 km competitive options make it perfect for all abilities.

Tackle the Hundred Hills 50 km at Stonor Park on 14 March 2026, two 25 km loops with about 4,000 ft of climb. Mostly trails with full support, hot food and medals at the finish make it a fierce but rewarding ultra.

UTMB Index

Explore dramatic Jurassic Coast paths from Old Harry Rocks to the ruins of Corfe Castle in a scenic trail run with 21, 16.5 and 10.5 km options. Finish under castle ruins then ride a private steam train back to Swanage for a memorable day.

Run the scenic Maverick Hampshire Trail at Matterley Basin near Winchester, tackling undulating South Downs trails past the River Itchen and through woodland on 24 km Half Marathon, 16 km and 5 km routes. Friendly vibe with on site parking.

Explore ancient trees and rolling trails in Wyre Forest on 15 March 2026 with a half marathon or a 7.6 mile Super Seven. Enjoy timed, fully marshalled courses, finishers medals and a friendly forest atmosphere with cafe and on course suppor..

Join the Dashing Dog Charity Run at Dare Valley Country Park for scenic laps and distances from 3 km up to ultra marathon, plus a flexible 7 hour time challenge. Enjoy finisher medals, on course support and fundraising for local dog rehomin..

Take on Phoenix Running's Octopus Run on 15 March 2026 at Walton on Thames for a scenic towpath challenge along the River Thames, with distances from 5 km to ultra and flexible start times. Finish your effort and collect a bespoke finishers..

Finish the season with the final round of the West Glamorgan XC League at Gnoll Park, Neath on 15 March 2026, a testing 5 mile cross country hosted by Neath Harriers. Club only event with no on the day entries, registration opens 2 February..

Join the Pendock Spring Chicken Run on 15 March 2026 for scenic Worcestershire routes with 10K, 5K and a 1K fun run for all ages. Enjoy medals, prizes and help raise funds for the local school.

Experience the South Downs Way at Winter's End on 21 March 2026 with a point to point 50 mile ultramarathon from Arundel to Winchester or pick one of two marathon sections. Rewarding chalk ridge trails, ancient woodlands and well stocked ai..