Trail Running calendar near Grafham 2025-2026

Run the Mortimer 10km in Berkshire on a scenic, mainly off road two lap route through woodlands, with a standard 10 km and a dog friendly canicross. Expect undulating trails, chip timing, medals and a lively village atmosphere.

Tackle the Rose of the Shires Ultra, 54 mile circular challenge around Brixworth Country Park across trails, towpath and country roads. Enjoy countryside scenery, navigation sections, on course support and a finishers medal.

Run the Henley River Half Marathon, 10K or Junior Race at Temple Island Meadows and enjoy scenic, mixed terrain trails along the River Thames. Expect themed medals, free photos and a lively event village with food, drink and family fun.

Run the Rosebud Marathon, a scenic 26.2 mile leg of the Rose of the Shires Ultra across Northamptonshire with roughly 60% trail and 40% road. Enjoy varied terrain, aid stations and live GPS tracking to Brixworth Country Park.

Tackle 28 miles along the traffic free Brampton Valley Way on 12 April 2026, choosing to start from Market Harborough or Northampton for a scenic out and back challenge. Expect quiet trails, two tunnels so bring a head torch, feed stations..

Take on the Haughley Festival of Running at Haughley Park Suffolk, with distances from 5k to ultra and a cap of 300 entrants. Enjoy undulating park and woodland laps, secure on site parking and a bespoke finishers medal.

Run a scenic 10k trail loop through the Nene Valley countryside, over green fields, farm tracks and old railway lines. Fully marked with an aid station, this spring race is ideal for runners wanting a country escape.

Discover the Windsor 50 Ultra Challenge, a looped Great Park and Thames Path event offering 10 km, 25 km and 50 km options with Castle views and support along the route. Walk, jog or run from Windsor Racecourse and enjoy a lively festival a..

Tackle the Chiltern Ridge Classic 50K on 18 April 2026 along a scenic 51K Ridgeway route via Ashridge, Ivinghoe Beacon and Whiteleaf Hill. Limited to 400 runners, this UTMB race delivers big views, full support and a true trail challenge.

Run through the sweeping Thoresby Park estate with wild deer and long horn cattle, choosing routes from a 2 km family run up to a half marathon. Family friendly and canicross allowed on most distances, with medals and scenic countryside fin..

Roman Ramble at Billingford Lakes offers rugged trail running with four hour and six hour options across heavy half and ultra laps. Parking is included and all finishers receive bespoke medals, so bring your own cup or bottle for refills.

Run through the scenic trails of Cannock Chase Forest at the RunThrough Cannock Chase Running Festival on 19 April 2026, with Half Marathon, 10K, 5K and junior races. Enjoy marshalled, undulating routes, a festival village and finisher meda..

Run the scenic Thames Ring, a multi distance trail loop from Streatley on Thames that follows the river and canals. Choose 100, 150 or 250 mile challenges on riverside paths with GPS tracking and checkpoint support, 22 to 26 April 2026.

Run scenic, undulating trails across Barningham Estate with 10k, 20k and 30k options for all abilities. Race for Little Lifts and turn your miles into care boxes while enjoying on course support and a festive finish.

The Trident Grantham Triathlon will take place in Grantham on Sunday 26 April 2026.

Run the scenic, traffic free Tissington Trail from Ashbourne to Buxton with marathon and half marathon options on an undulating out and back course. Finish at Ashbourne Leisure Centre with bespoke medal, free photos and prizes.

Take part in The Other Run in Bury St Edmunds on 26 April 2026 with 5k, 10k, half and marathon options on scenic country roads. Enjoy a bespoke finisher medal, friendly atmosphere and a seven hour marathon cutoff.

Tackle the Coventry Way Challenge, a scenic 41.4 mile loop through Warwickshire and Solihull on mainly off road trails. Solo runners and relay teams of up to six enjoy staffed checkpoints, food stops and a hot meal at the finish.

Saturn’s Midweek Chasing Numbers 7-Hour Time Challenge is held at Wraysbury Skiff & Punting Club on the River Thames. The event is designed to be affordable and flexible, inviting all abilities to run or walk within a 7-hour window. Partici..

Join Run Silchester on 2 May 2026 for 2.5, 5 and 7 mile trail runs around the Roman wall, ancient woodland and a 12th century church. Family friendly festival atmosphere with stalls, music and proceeds supporting local community causes.