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Trail Running Calendar near Dunstable 2026-2027

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Explore the top trail runs near Dunstable for 2026-2027! We've gathered 130 exciting trail runs in the area. Check out our detailed list below to find your next local trail run.

February 2027
Looped races at Chalfont Park Sports Club and Chalfont St Peter Community Centre let runners choose distances from single 7K or 10K laps up to ultramarathons, with drop bag access, aid stations, crew support and on-site medical cover.
Valentines run at Riverside Park St Neots with a lap format from one 5.3 km lap to ultra distances within a six hour limit.
Looped races at Chalfont Park Sports Club and Chalfont St Peter Community Centre let runners choose distances from single 7K or 10K laps up to ultramarathons, with drop bag access, aid stations, crew support and on-site medical cover.
Looped races at Chalfont Park Sports Club and Chalfont St Peter Community Centre let runners choose distances from single 7K or 10K laps up to ultramarathons, with drop bag access, aid stations, crew support and on-site medical cover.
March 2027
A 10 km mixed-terrain run from Windsor & Eton Brewery along towpaths and parkland, with staggered starts, a pint cup and free drink at the finish, chip timing and downloadable race photos.
A 13-mile trail half marathon in the Chiltern Hills with guided run leaders, grouped pacing, a refreshment point, finisher’s medal and a Trees not Tees certificate.
Trail races of 25 km and 50 km through Harrold-Odell Country Park near Bedford on 13 March 2027, organised by Thunder Races.
Trail event at Hyde Hall Farm offering 10k, half, full and ultra distances with lap-based courses, water at the lap point, secure parking and a bespoke finisher medal. The event is cupless so bring a refillable cup or bottle.
Women only trail runs at Culden Faw Estate, Henley on Thames, on 14 March 2027 with 3 km, 6.5 km and 13 km options, chip timing and finisher medals.
A 50km trail ultramarathon through the Chilterns centered at Stonor Park, run as two 25km loops with 4000 ft of climb, five aid stations and full medical support. The event has a nine hour finish limit and medals for all finishers.
Looped races at Chalfont Park Sports Club and Chalfont St Peter Community Centre let runners choose distances from single 7K or 10K laps up to ultramarathons, with drop bag access, aid stations, crew support and on-site medical cover.
April 2027
A night running challenge at Hyde Hall Farm offering twelve hour or six hour shifts under the stars. Head torches are required and hot drinks plus an aid station are provided with a medal for every finisher.
Scenic mixed terrain races along the Thames at Remenham Farm in Henley on Thames. Options include a Half Marathon, a 10K and a Junior Race with marked trails, marshals, chip timing and post race goodies.
A 50K trail ultra across the Ridgeway between Berkhamsted Castle and Wendover, with three aid stations, marked navigation and a 9 hour limit.
Windsor 50 Ultra Challenge on 17 April 2027 offers 50 km, 25 km and 10 km looped routes from Windsor Racecourse with full support and marked trails.
A guided 42.2 km trail run through the Chiltern Hills with qualified Run Leaders, checkpoints, mandatory trail shoes and a wooden finisher's medal.
Ibstone Circle on 18 April 2027 offers multi-terrain 5 km and 10 km routes through Wormsley Estate plus a Run in Colour for children aged 4 to 11. Fees vary by age and affiliation.
Inflatable obstacle course event in St Albans on 24 April 2027 with 2.5 km laps and distance options from 2.5 km to 15 km, family friendly rules and on site facilities.
May 2027
A 4 km multi terrain relay at Culden Faw Estate, Henley on Thames with solo, pairs and team formats plus a race village and on site camping.
A guided 30 km trail run through the Chiltern Hills with technique instruction, checkpoints, refreshments and a finisher's medal near Tring Station.
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