Trail Running calendar near Henley-on-Thames 2025-2026

We have found 376 Trailruns within 80 miles of Henley-on-Thames. See below where and when you can find the races.

Run or walk scenic routes from Loseley Park in the North Downs 50, choosing 10, 24, 25 or 50 km along the North Downs Way with sweeping Surrey hill views. On site camping, support stops and night navigation add comfort and fun.

Event The MTC Cotswold Ultra takes place on 6 August 2026. It is a point-to-point ultra running event of 57 miles from Kemble Station (GL7 6AW) to Travelodge Oxford Abingdon Road (OX1 4XG). Total ascent is 370 metres and total descent is 47..

Take on the MTC Thames Challenge, a four day 184 mile endurance race along the Thames from the Cotswolds to the Thames Barrier. Enjoy stage racing, riverside views and a supported multi day challenge for experienced endurance runners.

Take on the MTC Oxford Ultra, a scenic 49 mile point to point ultramarathon along the Thames Path from Oxford to Henley on 7 August 2026. Expect riverside views, rolling terrain and full support at checkpoints for an unforgettable endurance..

SVP100 is a point-to-point ultramarathon along the Stour Valley Path from Newmarket in Suffolk to Brantham near Manningtree in Essex. The 102 km (63 miles) route is mainly trail (about 95%) with a modest elevation gain and loss (roughly +91..

UTMB Index

Tackle a scenic 47 mile point to point ultra along the River Thames from Henley to Kingston, via Marlow, Windsor and Runnymede. Finishers earn a bespoke medal and a technical shirt mug or hat, with trophies for first male and female.

ATW Odyssey12 is a multi-terrain running event held at Riverside Park, Regatta Meadow in St Neots, Cambridgeshire (PE19 7AB). It forms part of the ATW First to Full Triathlon Festival, with three events — Odyssey12, Odyssey Triathlon, and S..

The North Downs Way 100 is a 103-mile continuous trail race along the North Downs Way, from Farnham in Surrey to Ashford in Kent. It aims to finish in under 30 hours, with an 11,000-foot total ascent and a 30-hour cut-off. The course follow..

UTMB Index

Ramsbury Gold 10km is a multi-terrain running event held near Ramsbury in Wiltshire. The race starts and finishes at Ramsbury Brewery, Stockclose Farm, Aldbourne, within the Ramsbury Estate countryside. Participants can choose the standard..

Event overview The Foxton Hound Ultra takes place on Saturday, 15 August 2026 around Market Harborough. The event offers two distances: 100k 50k The races follow the Harborough Round long-distance footpath through parts of Northamptonshir..

The Black Bull 15 is a charity trail run held near the Black Bull pub in Chelmsford. It offers two distances: a 15-mile trail route and a 15km option for shorter, faster runs, jogs or walks. The course uses varied trail surfaces through par..

Two Tunnels Races in Bath, UK, organized by Relish The Great Outdoors, offer a unique set of events across a city-centre route that includes Bath’s Devonshire Tunnel (408m) and Combe Down Tunnel (1672m). Distances range from 500m Colourburs..

Tackle the Summer Green Man Ultra around Bristol on a scenic self guided 45 mile loop or a 30 mile partial, both finish at Ashton Park School. Support checkpoints, chip timing and a bespoke finisher medal reward strong navigation and endura..

Gosfield Backyard Ultra : event overview Gosfield Backyard Ultra is a last-man-standing running event held at Gosfield School, Halstead Road, Gosfield CO9 1PF, Essex, UK from 29 August 2026 to 31 August 2026. Entry is limited to 100 places...

The Muntjac 15 is a trail running event held on September 7, 2025, featuring a 15-mile course that connects five beautiful woodlands. This race is ideal for runners who enjoy hilly terrain, wooded areas, and single-track trails, offering a..

Plum 10K The Plum 10K is a recurring race organised by Pershore Plum Plodders. The club publishes race results for multiple years, including 2015, 2016, 2017, 2018, 2019, 2021, 2022, 2023, 2024 and 2025. The next planned event is listed for..

Event overview The Windsor Trail Run takes place on Sunday 30 August 2026 at Alexandra Gardens, Alma Road, Windsor SL4 3HU. The event offers two race distances and was booked 119 times in the last month. 10K - £30; elevation 29 m; trail, f..

September 2026

Event The Joust Races 2026 is a 24-hour multi-lap running event held on Saturday 5 September 2026. The format uses a looped course with each lap approximately 5.56 miles. The course is described as well marked and marshalled, easily navigab..

Event details The Henley River event takes place on Saturday 5 September 2026 at Temple Island Meadows / Remenham Farm, Remenham Lane, Henley-on-Thames RG9 3DB. It is organised by RunThrough and supports Royal Berks Charity. Races available..

Event overview The South Coast Ultra Challenge takes place on 5-6 September 2026 along the South Downs Way. The route runs from Eastbourne to Arundel and passes Beachy Head, the Seven Sisters, Brighton (half-way), and Devil's Dyke. The even..