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Trail Running Calendar near Dunstable Downs 2026-2027

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Explore the top trail runs near Dunstable Downs for 2026-2027! We've gathered 138 exciting trail runs in the area. Check out our detailed list below to find your next local trail run.

June 2027
A 7 km fell race at Coombe Hill near Wendover on 6 Jun 2027 with 220 m climb, entry on the day, junior prizes and UK Athletics insurance from the FRA.
A muddy 5k obstacle course at Cassiobury Park where participants climb, crawl and slide through timed waves while raising funds for cancer research.
A community Race for Life event at Cassiobury Park on 12 June 2027 offering 3k, 5k and a 10k double lap course with accessible facilities.
Point to point trail races on 19 June 2027 along the Three Shires Way offering a 50 mile ultra and a marathon through Bucks Beds and Northants.
A 24 hour running event near Caldecotte Lake where individuals or teams complete as many 6.55 mile laps as they choose with camping and onsite facilities.
A 21.2 km trail half marathon on the National Trust’s Dunstable Downs with hilly terrain, two aid stations, a 4 hour limit and fully marked navigation.
A 10 km trail run at Twisted Tree Brewery on the Tusmore Estate, mostly off road with two water refill stations, chip timing, a medal and a pint cup with a free drink.
A scenic point to point Half Marathon from Marlow to Windsor covering 13.1 miles of riverside trails and woodland paths with chip timing and baggage transfer.
A riverside 10 km evening run in north Milton Keynes featuring parkland trails, a canal tunnel crossing, canicross access, on-course water and chip timing.
Trail lap races at Hyde Hall Farm offering 5k, 10k, half, full and ultra distances with on course aid, baggage area and onsite parking.
A ten-leg team relay along sections of The Ridgeway national trail covering the 86.5 mile route, organised by Marlborough Running Club with gender composition rules.
Multi terrain 5 km and 10 km races plus children's events at Wrest Park, Silsoe, across estate and farm tracks with on site race HQ and first aid provision.
July 2027
Off road half marathon along The Ridgeway near Wendover with a fully marked route, an aid station at Green Hailey passed twice, UTMB World Series index status and a 4 hour limit.
A trail event along the Ridgeway finishing at Avebury, offering 50 km and 100 km options with signposted routes, pitstops, medical cover and halfway facilities.
A muddy 5k obstacle course at Fairlands Valley Park in Stevenage with staggered waves, on-site facilities, a minimum fundraising target of £50 and age 13 and over requirement.
An off-road event at Box End Park on 11 July 2027 offering 3 formats of repeated 5K laps, on-course support, merchandise and bespoke finisher medals.
Trail runs at Wendover Woods raising funds for the Chilterns Neuro Centre, with marked 10K and 5K routes plus an accessible 1.5K.
A summer 10K in Highfield Park, St Albans with a free family fun run, event village and chip timed results on 18 July 2027.
Trail races from 8 km to 50 km around the Chiltern Hills, based at Princes Risborough with varied terrain, marked courses and outposts on longer routes.
August 2027
A 47 mile point to point ultramarathon along the Thames from Henley to Kingston, with three checkpoints offering food and drink, mandatory navigation kit and a required average pace to remain in the race.
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