Watford
Trail Running Calendar near Watford 2026-2027
Explore the top trail runs near Watford for 2026-2027! We've gathered 194 exciting trail runs in the area. Check out our detailed list below to find your next local trail run.
March 2027
Seven consecutive days of timed running on certified out and back routes along the River Thames in Walton on Thames. Distances from 5 km to ultra are available and finishers earn daily mementos plus a seven day lantern medal set.
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.
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.
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 guided 12.5 mile trail run around Box Hill that gains about 1000 metres of elevation across woodland, heathland and open fields. Group pace with technical climbs and scrambling and a chance of an alcohol free beer at the finish.
A two day, two person self supported navigation event at Newlands Corner with camping, maps and a points based route across the Surrey Hills.
A guided 30 km trail run through the Chiltern Hills with technique instruction, checkpoints, refreshments and a finisher's medal near Tring Station.
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.