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Trail Running Calendar near Redbourn 2026-2027

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Explore the top trail runs near Redbourn for 2026-2027! We've gathered 177 exciting trail runs in the area. Check out our detailed list below to find your next local trail run.

April 2027
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.
An alternative to the London Marathon at Walton on Thames featuring a UKA certified 3.28 mile lap. Options include full and half marathon or a seven hour timed event, with a 150 mm finish medal for participants.
May 2027
A point to point 100 mile trail race along the Thames from Richmond to Oxford on 1 May 2027 with a 30 hour limit and multiple aid stations.
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.
A chip timed 5 km and 10 km road and trail race at Haddenham Community Junior School on 9 May 2027 with early bird entries and optional event T shirts.
Two day obstacle race weekend in Henley on Thames featuring Sprint, Super, Beast and kids races across historic town and riverside terrain.
A mid May running festival in Hackney featuring a 21.1 km half marathon on closed roads, a 10 km night run, community 5K and off road 5K, a schools challenge and a free two-day festival at Hackney Marshes.
A single-lap 50 km multi terrain ultra in Maidenhead on May 22 2027, mainly off road along the Thames Path, Jubilee River and the Green Way. Four aid stations, chip timing, live tracking and on-course nutrition support.
Track-based event at Wodson Park on 23 May 2027 with distances from 5k to 50k plus a 6-hour timed challenge on a 400 m athletics track.
A 10 km trail race from Marlow Rugby Club featuring riverside towpath, woodland trails, two water refill stations, a branded pint cup and a free drink from Rebellion Brewery.
Trail event from Richmond to Brighton offering multiple distances, GPS tracking, covered rest stops, medical support, camping and finishers items.
A multi-distance endurance event at Hyde Hall Farm featuring a 5.3 km loop, a 100 mile 32 hour option, timed challenges, an aid station and on site parking.
An 86-mile point-to-point trail race along The Ridgeway from Ivinghoe Beacon to Avebury with GPS tracking, eight checkpoints and mandatory safety kit.
A 60 km point to point ultramarathon along the Ridgeway National Trail from Ivinghoe Beacon to Ridgeway View Campsite, fully marked with open tracking and four checkpoints.
June 2027
A Star Wars 50th Anniversary weekend on 5 and 6 June 2027 at Caldecotte, Milton Keynes featuring marathon and half marathon races around Caldecotte Lake, unique finisher medals, on-course water and toilets, and time limits for each race.
A 5k obstacle course at Royal Windsor Racecourse with mud obstacles to climb, crawl and slide, mixed tarmac and grass surfaces, staggered wave starts and a minimum age of 13. Earlybird entry prices and a fundraising target apply.
A 5k muddy obstacle course at Willen Lake with staggered wave starts, on-site toilets and parking, blue badge parking nearby, and a fundraising target of £50. The event is not wheelchair accessible.
Two trail distances around London on the Capital Ring with feed stations, chip timing and a planned finish at Old Deer Park, Richmond.
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