Welwyn
Trail Running Calendar near Welwyn 2026-2027
Explore the top trail runs near Welwyn for 2026-2027! We've gathered 129 exciting trail runs in the area. Check out our detailed list below to find your next local trail run.
November 2026
An evening 5 km charity trail run in Writtle on 11 November 2026 that donates £2 per entry to Whizz Kidz, with a self guided route and a pub finish.
A three day 84 mile ultra along the Ridgeway from Buckinghamshire to Wiltshire with overnight stays in Watlington and Didcot and full or single day entry options.
Countryside walking and running event from Barton le Clay with 12, 18 and 26 mile routes, checkpoints, mapped routes and refreshments included.
A half-day 10 km trail run in the Chiltern Hills followed by a private Tring Brewery tour with a tasting and a beer option.
A 10 km road and riverside run starting and finishing at Kingston Hawker Centre, using chip timing and offering a finisher medal, refreshments and baggage drop. The event supports Kingston Hospital Charity and notes nearby train and local parking o..
A timed, lapped Cakeathon at Mowsbury Park on 22 November 2026 offering flexible starts, a flat 5.3 km lap, distances from 5 km to ultra, and a seven hour limit.
A community charity run in Campbell Park, Milton Keynes offering 1.5k, 5k, 10k and half marathon options with chip timing, medals, refreshments and a fancy dress element to support Movember and men's health.
A non competitive community fun run at The Forest Centre in Marston Moretaine on 29 November 2026 raising funds for Mind BLMK with a 5 km run and a children's Dasher Dash.
December 2026
Trail 5K and 10K at Tewinbury, Hertfordshire, on undulating dirt, grass and woodland trails with marshals, chip timing and an aid station.
A 21.1 km trail half marathon around Hughenden Manor with forest paths, undulating terrain, three aid stations and full race support.
A hilly woodland trail race of 10 km around Hughenden Manor near High Wycombe, fully marked with a water stop at 5.3 km and a GPX route available.
Guided 4 km family walk and 8 km trail run at Church Farm Cafe, Aldbury, raising funds for the Hospice of St Francis with mince pies and hot drinks.
End of season 10 km trail championship at Wendover Woods on 6 December 2026 open to Runaway Racing qualifiers and event volunteers.
Timed, lap based run at Regatta Meadow in St Neots where runners complete 5.3 km laps within a six hour limit and earn a sparkly snowflake finisher medal.
A hilly five mile trail race in Lesnes Abbey Woods on 13 December 2026 in memory of Ray Marshall, with manual timing and a 90 minute cut off.
A self navigation night trail of about 6 miles from The Compasses, Littley Green with a secret destination, time bonuses, vouchers and prizes for quirky dress and behaviour.
Join a festive Christmas run along the flat Jubilee River. Choose your own distance in this 6-hour timed event on a scenic towpath. All finishers receive a bespoke festive medal.