Trail Running calendar near Marlow 2026-2027

Join the Phoenix Hydra 75 Mile Ultra at Denbies Wine Estate in Dorking for a scenic 1 mile off road loop with chip timing and a staffed aid station. Distances run from 12 hour to 100 miles and all entrants receive a free memento.

A lapped off-road ultra near Maldon on a 10.15 mile loop, offering 100, 50 and 30 mile options with frequent checkpoints, chip timing and evening hot food options.

MacTuffX Bristol on 20 June 2026 is a functional fitness race at Stoke Gifford offering solo, doubles and relay formats across two distance options, with gender-specific weights and a LITE division for reduced loads.

A 5 kilometre muddy obstacle course at The Common in Southampton, with staggered wave starts and a minimum fundraising target. Participants must be 13 or older and receive a fundraising pack and finisher medal.

A grass‑based 5 km obstacle event at The Rutland Showground on 20 June 2026, organised by Cancer Research UK to raise funds for cancer research. The course includes mud and uneven terrain and has a minimum fundraising target of £50.

A 5k obstacle course at The Downs in Bristol featuring muddy climbs, crawls and slides, organised in staggered waves. The event supports fundraising, includes refreshments and toilets, and has specific accessibility and travel arrangements.

A 24 hour running event near Caldecotte Lake around Midsummer, open to individuals and teams of 2 to 6. Runners complete 6.55 mile laps with camping, teepee hire, free snacks and showers on site.

Celebrate the longest day at the Summer Solstice Challenge around Abberton Reservoir, a timed loop with 5 km laps. Run as many laps as you like, earn a medal and support Essex Wildlife Trust.

A trail half marathon across the National Trust's Dunstable Downs covering 21.2 km with about 450 m of ascent. The marked route features two aid stations, a four hour time limit, and a limit of 250 runners on 21 June 2026.

Volunteer organised trail races on Horsell Common with family friendly distances from a 2 km kids race to a 21 km option. Proceeds support local charities and the event emphasises minimal environmental impact.

A 10 km trail run at Twisted Tree Brewery on the Tusmore Estate near Bicester. Mostly off-road with a canicross option, chip timing, medal, pint cup and a free drink included.

A community 10 km, 5 km and free junior run around The Moor in Hawkhurst on 21 June 2026. The multi terrain undulating course features finish line cake, a free half pint for finishers and on site stalls.

Circular cross country routes of 26 miles and 18 miles around Baldock across undulating fields and woodland, with checkpoints, refreshments and a certificate for finishers.

Trail races in Trent Country Park, Enfield offering 2 km, 4.5 km and 10 km distances. The senior race is chip timed and run under UKA rules while junior and fun races have additional marshals.

Experience the twilight beauty of Ardingly Reservoir during this midsummer evening run. Choose between a 5k or 10k distance on a scenic undulating trail featuring a fully stocked aid station and finisher medals for all.

MacTuffX Bournemouth on 21 June 2026 pairs ten timed Xercises with repeated runs in classic and double distance formats. Entries are available for solo, doubles and five-person relays, with a LITE weight division and live event leaderboard.

A flat, timed 10 kilometre out-and-back from the toll bridge in Shoreham to Bramber and back on 21 June 2026, with a halfway aid station, full marshals, 4x4 pickup and a new medal; entries open 20 March.

A single lap fully off road 10K trail through Panshanger Park on 21 June 2026, passing a 500 year old oak, the Queen’s Wood and the Mimram River. The event includes chip timing, a sustainable finisher’s medal and a Family Fun Run.

An evening trail race in The Valley, Evesham on 24 June 2026 featuring a two-lap **9km** country park route, canicross permitted, limited places, listed entry fees, and no refunds or transfers for the series.

A trail event on 24 June 2026 around the Malvern Hills offering 10 km and 5 km routes on mixed off road and tarmac terrain, with finisher medals, prizes, a 2 hour cut-off and on-site parking and refreshments.