Trail Running calendar near Croydon 2026-2027

A Pretty Muddy 5k obstacle event at Priory Park in Bedford where participants climb, crawl and slide around a grass and tarmac course in staggered waves. The event has a minimum fundraising target of £50 and separate adult and child entry f..

Trail running from Queen Elizabeth Country Park across the South Downs with *50K*, *25K* and *12K* options on 26 July 2026. The event is TRA licensed and includes marked routes, aid stations and on site facilities.

A daytime trail event at Denbies Wine Estate in the Surrey Hills offering marathon, half marathon, 10K with canic races and 1K/2K kids races; the marathon requires self navigation and all checkpoints must be reached.

A circular half marathon on the Ridgeway that passes National Trust sites Ashdown House and the original White Horse Hill; the route is undulating and the race is held under UK Athletics rules with a Trail Running Association permit.

Flat trail races at Summerleaze Park on 26 July 2026, offering 5K, 10K and a Half Marathon with marked routes, marshals, chip timing and post-race goodies.

A 5 mile undulating trail run on 26 July 2026 around Bembridge, passing marshes, copse and coastal path. Entry is limited to 180 runners with trophies in Seniors, V40 and V55 categories and medals for all finishers.

A looped trail event from Guildford across the North Downs in Surrey offering 50 km, 25 km and 10 km options with covered rest stops, GPS tracking, medical support, camping and shuttle transfers, plus a finishers medal and t shirt.

Interval-based running event in London on 1 August 2026 offering 10x400m and 10x800m formats. Categories include solo, doubles and relay entries with fees from £65 to £165; all entrants must be 18 or older.

Third race of the Forest Five mile series on 1 August 2026, held as Orion Harriers' ELVIS fixture. The event awards individual and team trophies and offers a discounted series rate with age-category aggregate prizes.

A trail marathon and half marathon on part of the Vanguard Way national trail on Sunday 2 August 2026, featuring varied parkland and North Downs terrain, course maps, photos and published results.

A club-run *10-mile* multi-terrain race across private lanes, tracks and footpaths in the South Downs with mile markers, two water stations, medals for all finishers and post-race teas and home-made cakes. The event supports The Rosemary Fo..

A 49 mile point-to-point ultra from Oxford to Henley-on-Thames along the Thames Path, with three staffed checkpoints, mandatory GPX navigation, a 4.0 mph minimum pace requirement and bespoke finisher medals and kit options.

A timed Friday run on a 5.3 km out and back towpath loop along the River Thames. The event is promoted as a ten pound charity entry for Rays of Sunshine and includes a double sided finisher medal.

A 47 mile point to point ultra along the River Thames from Henley to Kingston with three checkpoints offering food and drink. Finishers receive a bespoke medal and a technical tee shirt, mug or hat and top male and female receive trophies.

ATW Odyssey12 is a 12 hour multi-terrain lap run at Riverside Park St Neots on 8 August 2026, held within the ATW First to Full Triathlon Festival. Entries are available solo, as pairs, or teams of 3 to 6.

A 100 mile continuous trail run along the North Downs Way from Farnham to Ashford with about 11,000 feet of climbing and a sub 30 hour limit. The race is a Western States qualifier and the 16th annual edition on 8 August 2026.

Point to point trail ultras along the Stour Valley Path in Constable Country on 8 August 2026. The SVP100 covers about 102 km and the SVP50 is a shorter trail option; both offer medals, t shirts and UTMB Index points.

Choose any number of laps on a scenic 5.3 km loop at Denbies Wine Estate to make distances from 5 km up to ultra. Timed event with a flexible 1.5 hour start window and support on a hilly off road course.

A muddy double loop trail race at Bordon with woodland, sandy open areas and technical single track. Spectators can see runners several times close to the arena.

A rural 10k and a Junior Run at Mount Ephraim Gardens in Kent on 9 August 2026, held on undulating country lanes. The event raises funds for Oasis Domestic Abuse Services and includes a medal, photos and garden entry.