Trail Running calendar near Chesham 2026-2027

A 13.1 mile cross-country trail from Dorking to Leith Hill Tower and back, with about 1,800 ft of ascent. Entry includes water stations, a personalised number, a reusable medal, post-race beer and a cooked breakfast.

A countryside walking and running event on 14 March 2027 around Sevenoaks, offering three new circular routes that showcase views of the North Downs and Greensand Way, with indoor checkpoints and a 225 person entry limit.

Twelve consecutive days of timed riverside running in Walton on Thames with multiple distance options, collectible daily lantern medals, finishers shirts, and a Double-Down option to run two half marathons each day.

A 50 km trail ultra in the Chilterns starting and finishing at Stonor Park on 20 March 2027. The marked course has 4000 ft of climb, five aid stations, full medical support and a nine hour cut off.

A looped trail event from Bath Racecourse with 50 km, 29 km and 10 km route options through Bath and nearby countryside, staffed rest stops, GPS tracking, medical support, and a finisher medal and T shirt.

Trail races on the South Downs Way on 20 March 2027 with 50 mile, 50 km and marathon options, marked courses, aid stations and coach transport between finish and start.

A trail event at Stansted Park, Hampshire offering 21.4 km, 16.1 km and 10.0 km routes through woodland and open countryside, with chip timing, on-course drinks and a metal finisher medal.

A looped trail event at High Lodge Thetford Forest offering distances from 5k to ultra marathon, lap-based formats, on course aid at the lap point, medal options and refreshments at Oak Lodge. Part of entry fees support forest upkeep.

Five days of timed running on certified River Thames routes in Walton on Thames, with flexible lap choices from 5 km to ultra distances, daily time limits, aid station, multi-day Lantern medals and finisher t-shirts.

A two-lap, multi terrain 10 km trail race around Mortimer village that starts and finishes on Mortimer Fairground. The route runs through local woodlands and includes a separate canicross start plus chip timing and downloadable photos.

A single-loop 50 km trail race from Arundel through the South Downs with woodland and riverside sections, four aid stations, chip timing, live GPS tracking and UTMB Index recognition worth 2 ITRA points.

A 42km trail marathon from Stanmer Park across the South Downs, including Ditchling Beacon, that joins the Brighton Marathon for the final 6km into Hove Lawns. The off-road route features three feed stations and a mandatory kit list.

A circular trail half marathon in Thetford Forest on 4 April 2027 featuring mixed firm and soft trails, traffic free routes, and refill water stations. Minimum age 17 with a 3.5 hour cut off and podium trophies for top finishers.

Riverside mixed terrain half marathon, 10K and junior race on 10 April 2027 at Remenham Farm in Henley on Thames. Marked kilometres, lap formats vary by distance, and entries include a themed medal and chip timing.

A 54 mile circular ultra and a 26.2 mile marathon section based at Brixworth Country Park, combining trails, roads and canal towpath with waymarking, checkpoint support and real time GeoTracks tracking.

A 50 mile trail race along the South Downs Way from Worthing to Eastbourne, featuring about 5700 ft of climb, seven aid stations, mandatory kit checks and a 13 hour limit. The course finishes with a lap of the athletics track.

Centurion Running's 50 Mile Grand Slam 2027 bundles four separate 50 Mile events across 2027, from April to November. Entries open 26 April 2026 and the standard entry fee is £480.

A county versus county running challenge along the Brampton Valley Way, with runners starting from Market Harborough or Northampton. The 28 mile out and back course features two long tunnels, four feed stations, and field wide county scorin..

Looped races at Haughley Park in Suffolk offering 5k, 10k, half marathon, full marathon and ultra options. Secure on-site parking, a lap-based aid station and bespoke finisher medals are provided.

Ultra X Spring Trail Series 2027 offers five trail races from 12km to 110km around Cowdrey Estate in the South Downs National Park. Routes pass greensand hills, river, woodland and lowland heath.