Trail Running calendar near Welwyn 2026-2027

We have found 538 Trailruns within 80 miles of Welwyn. See below where and when you can find the races.

The Ridge Off Roader is a trail run through the scenic Chiltern Hills. It offers a half marathon and a 10k route, plus a fun 1k for kids. All proceeds support the local school.

Experience an annual five mile off road run through the scenic Little Haven Nature Reserve. This trail race features woodland paths and spring meadows while raising funds for local hospice care.

Off-road multi lap run at Nutbourne Vineyards with views to the South Downs. Choose distances from 5 km up to a half marathon on the day; entry is £29, places are limited to 100, and finishers receive a medal, drink and cake.

An off road 10 km trail around Barbury Castle near Wroughton, featuring tracks, grass and Smeathes Ridge. The event is fully marshalled, supports Wiltshire and Bath Air Ambulance Charity and includes a finishers medal and post race refreshm..

Join the first race of the ELVIS 2026 series in Dagenham. This five mile multi terrain event features a three lap course through the scenic Eastbrookend Country Park with on site facilities and chip timing.

A 10k brewery trail event on 21 May 2026 offering a relaxed hike or competitive trail run with a GPX and Strava route. Entry includes a drink, crisps and a finisher medal; limited parking and a small bag drop at the bar are available.

Test your endurance at Hyde Hall Farm with a variety of trail challenges ranging from 10k to a 100 mile ultra. Enjoy a scenic 5.3 km loop with full support including an aid station and on site parking.

This 50 km point to point trail race follows the South Downs Way from Falmer to Eastbourne. Experience a scenic route through the National Park finishing over the iconic white cliffs of Beachy Head.

A multi distance trail event from Richmond upon Thames to Brighton Racecourse on 23 and 24 May 2026. Distances range from 10 km to a continuous 100 km with staffed rest stops, GPS tracking, medical support and camping options.

Multi distance running event at Grimsthorpe Castle Estate on May 23 to May 24, 2026, with solo races of 10, 40, 70 and 100 miles and a 100 miles team option. The marked 10 mile loop passes woodland, estate roads and a lakeside section.

A point-to-point trail run in Surrey on 23 May 2026 offering 62K, 41K and 20K routes plus two and three leg relays. All races finish in Godalming with food, music and chip timed results.

Experience a scenic 13.5 mile trail loop through the South Downs National Park including the coastal Seven Sisters and Beachy Head. This runnable course features 2,000 feet of elevation with professional timing and support.

A 100 mile LDWA walking event over the Spring Bank Holiday weekend across Kent and Ashdown Forest, with about 11,250 ft of ascent and a mix of trails and minor roads; entries require LDWA membership and a qualifying event.

Experience the twilight beauty of Ardingly Reservoir during this sunset run in West Sussex. Choose between a 5km or 10km distance on a scenic undulating trail and enjoy a timed midsummer evening event with finishers medals.

A Backyard Ultra at the Lower Red Lion where runners complete a 4.167 mile loop every hour until one remains. Individual entries only, limited to 90, with part of the entry fee donated to local charity Youth Talk.

A three-lap 26.2 mile marathon through Richmond Park, starting and finishing near Sheen Gate. The route uses the Tamsin Trail for two laps, features chip timing, drink stations and marshals, and has a 6 hour 30 minute cutoff.

A trail event in Ealing, London on 24 May 2026 offering Trail 25K and Ultra 50K distances. Routes run on mixed off-road terrain through parks and towpaths and include chip timing, aid stations and route files for entrants.

Run a flexible distance along Winchester's scenic Itchen Way. Choose your laps from 2.62 miles up to an ultra within a 7-hour window, with a famous aid station and a finisher's medal for all.

A canal and coastal trail run from Chelmsford along the Blackwater navigation to Heybridge Basin and Tollesbury. Options include a half marathon and a full marathon, cupless aid stations, a bag shuttle and optional medal selection.

A 10 km multi-terrain trail run at Marlow Rugby Club featuring local trails, woodland and Thames towpath. Entries include timing, a medal, a pint cup with a free drink, and basic on-course support; minimum age 16 and a two hour cut off.

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