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Trail Running Calendar near Stonor 2026-2027

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Explore the top trail runs near Stonor for 2026-2027! We've gathered 221 exciting trail runs in the area. Check out our detailed list below to find your next local trail run.

November 2026
A 50 mile, five loop trail race in Wendover Woods with 10,000 feet of climb, nine aid stations, full medical cover and a 15 hour cutoff.
Lap based timed run along the Grand Union Canal in Harefield on 14 November 2026, using a 3.28 mile lap with distances from 5 km to ultra.
Women only cross country invitational in Richmond Park with a hilly just over 5 km route, clubhouse facilities, and public transport and bike access.
A community 5K run along the Grand Union Canal and up Horsenden Hill in Greenford with a post-run social at Esquires Coffee.
Weekly 6K group run at Fulham Pier with organised pace groups and pacers, open to all paces.
Multi terrain 5K and 10K trail races in Radnage, Chiltern Hills, raising funds for the village school and including a one mile children's fun run.
A 7-hour time-challenge along the River Thames in Staines with flexible distances from 3 km up to 50 km, themed medals, distance pins, goody bags and aid stations.
Timed lap event on a flat 5.3 km out and back Thames towpath course in Walton on Thames offering distances from 5 km to ultra within a seven hour limit.
A fully marked 50.3 km trail ultramarathon on the North Chiltern ridgeline with four checkpoints, village crewing, mandatory kit and UTMB World Series index status.
A riverside trail run from Alexandra Gardens in Windsor with two measured routes, riverside landmarks, chip timing and a finisher medal.
Half day 6 miles 10 km trail run in the Chiltern Hills with a private Tring Brewery tour, tasting and a bottle or a pint included.
A 10 km single lap route at Long Valley featuring mud, marshes, steep climbs and named water features; a 5 km option was added in 2022.
A 7 hour Time Challenge along the River Thames offering flexible distances from 3km up to 50km, with medals, distance pins and aid tables.
Three evening trail time trials in the Chilterns across Sept, Oct and Nov 2026, each about 8 km with marked routes, chip timing and post race pizza and refreshments.
A charity Friday run in Walton on Thames where the £10 entry fee is donated to Rays of Sunshine. Flexible rock up and run format on a flat 5.3 km riverside lap with a finishers' medal for all participants.
A riverside marathon and half marathon along the River Thames on an accurately measured UKA certified course. Multiple laps on a flat towpath route with medals for all finishers and virtual entries.
A timed 21 km trail run at Farleigh Wallop Estate on 28 November 2026 with cupless water stations, medics, onsite parking and a sustainable finisher medal.
A loop race at Chalfont St Peter with a 7.57 km circuit, flexible on-the-day distances from 7K to 32 mile ultra, lap aid and a finisher medal.
Join the Christmas Advent Run on Sunday 29 November in Walton on Thames for a festive riverside run. Tackle timed laps to suit you and enjoy optional medal and chocolate advent calendar plus a prize draw.
Half Marathon and 10K in Richmond Park, London on 29 November 2026, run on mixed park trails with chip timing, water stations and a finisher medal.
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