Trail Running calendar near Reading 2025-2026

Castle Trails 30km, part of the Three Castles weekend, follows the River Medway from East Farleigh to Tonbridge. Mostly flat towpaths lead to a finale on an athletics track and a finisher medal within the 8 hour cut off.

Run 60 km along the ancient Ridgeway from Ivinghoe Beacon to near Wallingford across chalk ridgelines and rolling downs. With 1000 m ascent, a 10 hour limit and UTMB World Series status, this scenic ultramarathon tests endurance and pace.

Run through Southampton Common on 31 May 2026 amid woodland, lakes and wetlands. Choose half, 10K, 5K or junior distances and enjoy a lively event village with food, freebies and a sustainable focus.

Enjoy a guided 13 mile trail half marathon through the Surrey Hills, visiting St Martha's Hill and sections of the North Downs Way. This relaxed group run emphasizes scenery and camaraderie rather than competition.

Tackle the Griffin Challenge, a six hour out and back run along the Griffin Trail from Braybrooke Taproom in Market Harborough. Choose your distance on a mostly flat 3.3 mile loop, then unwind with food and drinks at the Taproom.

Event overview The event takes place on Friday, 05 June 2026 as a 7 hour timed challenge. Participants may run any distance they choose within the time limit. The minimum distance to be an official finisher is 3 km. The normal lap length is..

The Sundowner Trail Marathon on 6 June 2026 is an evening 27 mile trail through saltmarsh, canal towpaths, vineyards and forests. Limited to 50 runners, this intimate race offers checkpoints, a finish memento and a bespoke local beer.

Join Blended Trails Backyard Ultra at Chilton Manor Farm for a test of endurance: run a one hour loop each hour until only one runner completes a lap. Enjoy private trails, camping, great fuel stations and a winner takes all prize.

Run through two lit railway tunnels beneath Bath on routes from short fun runs to ultra distances. Starts and finishes at family friendly Brickfields Park and each entry supports Sustrans, making it a memorable community day out.

BigSea Trails WATER brings runners to the Isle of Purbeck, with a beach start and single lap routes past Corfe Castle, Kimmeridge Bay and Old Harry Rocks. Distances from half marathon to 54k ultramarathon offer sweeping coastal views.

Run along the shoreline from Bournemouth Pier toward Boscombe on sand and over groynes, choosing 5K or 10K routes with lovely sea views. Great for all abilities, with marshalled support and a relaxed coastal vibe.

A lively fell race on Coombe Hill near Wendover on 7 June 2026, tackling 7 km with 220 m of climb and rewarding hilltop views. Entry on the day, modest fees and a pint included make this a friendly, competitive outing for juniors and teams.

Discover the inaugural Alice Holt Wild Trail Runs in Surrey on 7 June 2026, with 10 km and half marathon options across scenic forest trails. All finishers receive a medal, Wild Deer merchandise and a post race snack and drink.

Join Chase The Sun at Clapham Common on 10 June 2026 for an evening 5K or 10K on a flat, scenic park course past the bandstand. Expect chip timing, free photos and a unique themed medal to celebrate your finish.

Take on scenic off road 10 mile or 20 mile routes through bluebell woodlands, rivers and quiet villages at Castle Farm Campsite near Peterborough on 13 June 2026. Camping, well stocked aid stations and eco friendly vibes make this a relaxed..

Tackle the South Downs Way 100 on 13 June 2026, a nonstop 100 mile trail test from Winchester to Eastbourne across classic English downland. With generous aid stations, mandatory kit and a 30 hour cutoff, it is a true ultrarunning challenge..

Tackle the scenic South Downs Way 50 km on 13 June 2026, a fully supported trail across the chalk ridge. Part of the World Trail Majors Short Series, it features four aid stations and a 9 hour cut off.

Run or walk the Cotswold Way Ultra in Cirencester on 13 and 14 June 2026. Routes from 10 km to 100 km take you through rolling Cotswold hills with camping, waymarked trails and regular support stations.

Scenic off road trail running around Bewl Water in Kent, with forest paths, open countryside and lake views. Choose 10km, Half Marathon, Marathon or 50km Ultra, starting and finishing at the Visitor Centre with chip timing and checkpoints.

Run the iconic Cheddar Gorge from 1 km to marathon, or try the Omnium combining sprint, climb and middle distance challenges. Wave starts, waymarked scenic but rocky courses, food stations and medals for 6 km and above.