Trail Running calendar near Grantchester 2025-2026

We have found 345 Trailruns within 80 miles of Grantchester. See below where and when you can find the races.

Run or walk riverside laps along the Thames at the Eggcellent Easter Orange Run in Runnymede, a flexible multi distance event for all abilities. Choose anything from 3 km to a 7 hour time challenge and earn an Easter egg themed medal.

Saturn's 7 Hour Time Challenge at Wraysbury Skiff & Punting Club (Wraysbury, TW20) is an inclusive, self-paced race along the River Thames. Entrants choose a distance from a 3 km lap, with full laps around about 7 km (4.37 miles) or a short..

Take on the Unbreakable Treasure Run on 5 April 2026 at Xcel SPORTS HUB, Walton on Thames, running timed laps along a flat riverside towpath from 5 km to ultra. Limited places and a 7 hour time cap make this a focused challenge with a keeps..

Join Active Fakenham Town Centre 5K for a lively community morning with a 5K race, 1K fun run and Toddle’n’Trike for under fives on a closed town circuit. Finishers get medals and kids receive Easter goodie bags.

Take on the Mortimer 10km through scenic Berkshire woodlands on Monday 6 April 2026. This undulating two lap off road course features chip timing, medals and a dog friendly canicross start for runners with dogs.

Run the Rose of the Shires, a scenic 54 miles loop from Brixworth Country Park through Salcey Forest, canal towpaths and 21 villages. Mostly off road and a UTMB index 100K, the route offers navigation challenges and relay team entries.

Run along the banks of the River Thames in Henley with half marathon, 10K and junior races, chip timing, unique medals and free race photos. Event village serves food and drinks and the event supports the Royal Berks Charity.

Tackle the Rosebud Marathon, a scenic 26.2 mile section of the Rose of the Shires Ultra around Northampton. Expect mixed trail and road terrain, live GPS tracking, manned checkpoints and a finisher medal.

Join a guided trail marathon through the Chilterns and Ridgeway into Wendover Woods, tackling rolling hills and technical single track while qualified run leaders steer small ability groups. Midway refreshments and a wooden Run the Wild fin..

Join the Battle of the Brampton Valley Way, a one day 28 mile ultra along the traffic free route between Northampton and Market Harborough. Choose your start end, expect two dark tunnels so bring a head torch, enjoy feed stations and a fini..

Run the picturesque grounds of Haughley Park on 12 April 2026 with distances from 5k to ultra for all abilities. Limited to 300 runners, the event features lap formats, a bespoke finisher medal and a friendly community atmosphere.

Join a scenic 10k trail around Kings Cliffe, starting and finishing at KC Active amidst rolling Northamptonshire countryside. The well marked loop uses tracks and disused railway lines, with marshals, an aid station and eco friendly water r..

Kick off spring with the inaugural High Lodge Wild Trail Runs at Thetford Forest on 12 April 2026, choose a chip timed 5 km or 10 km and enjoy fully supported forest trails. All finishers get a medal, Wild Deer merch, a snack and a drink.

Set off from Windsor Racecourse on looped 10 km, 25 km and 50 km routes that sweep through Windsor Great Park, past Windsor Castle and along the Thames Path. Fully signed and supported with rest stops, catering and app tracking for walkers..

UTMB Index

Run the Chiltern Ridge Classic 51K with 996m of climb across Ashridge, Ivinghoe Beacon and The Ridgeway from Berkhamsted Castle to Wendover. A UTMB Index event limited to 400 runners with a fully marked course and aid stations.

UTMB Index

Tough but rewarding 10 km fell race around Chingford with 450 m of climbing, hosting the first ever Essex County Championships. Pre entry only and open to Essex eligible runners aged 16 and over, with teams welcome.

Run the Roman Ramble at Billingford Lakes on 19 April 2026 on trails with distances from 5k to ultra. Entries capped at 300, no cups provided so bring your own bottle, and finishers receive a bespoke medal.

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.

Scenic single lap trail races of 10k, 20k and 30k across Barningham Estate in North Norfolk. Support Little Lifts by filling care Boxes for people with breast cancer; fundraising is optional and the top fundraiser wins a prize.

The Other Run offers 5k, 10k, half marathon, marathon and ultra on scenic, mildly undulating quiet roads near Bury St Edmunds, plus bespoke finisher medals and a lucky dip option. Capped at 300 runners with parking included, it promises a f..