Trail Running calendar near Grafham 2026-2027

A Trifecta obstacle-course weekend in Henley on Thames featuring Sprint, Super and Beast races plus a kids race along the riverside and town landmarks. Events list 20 to 30 obstacles and show a 4.7 participant rating.

An inflatable obstacle course and fun run at Brands Hatch in Kent on Saturday 15 May 2027. Choose 2.5k, 5k, 10k or 15k around a 2.5k lap with music zones, finisher medals and on-course hydration.

A point to point trail event along the Suffolk and Essex coast offering 100 miles, 50 miles and 50 km options, mostly on soft trail. The route follows five estuaries, features regular checkpoints and issues GPS trackers for safety.

A 50 mile point to point on the North Downs Way from Farnham to Knockholt Pound, with 5,600 ft of climb and around 80% trail. The race has a 13 hour limit, six aid stations, no pacers or crew, and a 300 runner cap.

Several distances are available: 5k, 10k and 20k routes around Deddington. The event is open to all ages and organised to raise funds for Deddington Primary School PTA, Deddington PFSU and the Firefighters Charity via Deddington Fire Statio..

A community run at Brandon Country Park featuring repeated 5.3 km laps on gravel and grass. Timed formats let participants cover anything from 5 km up to ultra distances, with an aid station each lap and a bespoke finisher medal.

A last-person-standing backyard ultra in the Lincolnshire Wolds: runners repeat a 4.167 mile off-road loop each hour with a bell, continuing until one runner completes a solo lap. Entry is limited to 100 competitors.

Race for Life at Weald Country Park in Brentwood features 3k, 5k and 10k routes across grass and woodland trails. The 10k is two laps of the 5k course and the event is chip timed.

Trail runs and walks near Reading at Mapledurham House on 22 and 23 May 2027, with waymarked routes along the Thames, multiple distances, support stations, online tracking and on site camping.

A single-lap 50 km multi terrain ultra in the Thames Valley on 22 May 2027, based at Summerleaze Park, Maidenhead. The largely off road, fully signed course includes chip timing, four aid stations and free live tracking.

A track-based running event at Wodson Park offering distances from 5k to a 6 hour challenge, with chip timing, bespoke medals and aid stations on the track.

A guided trail half marathon around the Surrey Hills, about 13 miles from St Martha's Hill in Guildford, following parts of the North Downs Way and notable viewpoints. The run is social in format with a guided pace and evening options.

A multi-distance trail challenge from Richmond to Brighton with options up to 100 km, staffed rest stops, GPS tracking via an event app, camping at mid-point and finish-line kit including a medal and T-shirt.

Trail event at Hyde Hall Farm with a 5.3 km loop and multiple race options up to a 32 hour 100 mile challenge. The event includes an on course aid station, secure parking and finisher medals.

An 86 miles (139 km) point to point trail race along the full Ridgeway National Trail from Ivinghoe Beacon to Avebury Stones, featuring GPS tracking, permanent signage and eight staffed checkpoints with food and water.

A 60 km point to point ultramarathon along the Ridgeway National Trail from Ivinghoe Beacon to Ridgeway View Campsite near Wallingford, with open tracking, aid stations, route GPX and a runner guide.

The Grim Reaper is a multi-distance trail event at Grimsthorpe Castle Estate on May 29-30, 2027, using a fully marked 10-mile loop through woodland, limestone tracks and a disused railway. Distances range from 10 miles up to 100 miles and a..

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 5 km obstacle course at Prospect Park in Reading where participants climb, crawl and slide across grassy slopes and woodland. Waves run every 15 minutes and the event is open to people aged 13 and over.