Rainham
Trail Running Calendar near Rainham 2026-2027
Explore the top trail runs near Rainham for 2026-2027! We've gathered 134 exciting trail runs in the area. Check out our detailed list below to find your next local trail run.
August 2026
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.
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.
Riverside races from Barnes along the Thames Path offering 10 km, half marathon and marathon courses with marked routes and checkpoint support.
Charity trail run in Cold Norton on 9 August 2026 raising funds for Farleigh Hospice, with 10 km and 13.1 mile routes over grass, tracks and paths.
Free Backyard Ultra at All Work Training in Ruislip: 5 km each hour for six hours; sign up is now closed.
Race 5 of Pitsea RC's Crown to Crown series is a measured off road 5K at Westley Heights Country Park on 12 Aug 2026 featuring bridleway trails and onsite safety measures.
Evening trail events in Chelmsford on 17 Aug 2026 offering a 10 km trail run, a 10 km social hike and a timed 15 km hike supporting the British Heart Foundation.
Round 5 of the Phoenix Striders Summer Series is a 5k trail at Langdon Discovery Nature Park on 18 Aug 2026 raising funds for local conservation and community charities.
An evening trail race on 21 Aug 2026 covering 10 km with 30 places, limited parking, a tail jogger, finishers coffee and cake, and a limited edition T-shirt included.
A ten day running series in Walton on Thames from 22 to 31 August 2026 offering daily themed rubber ducks and ten giant spinning ducky medals, with distances from 5 km to ultra and certified out-and-back routes along the Thames towpath.
Half and full marathons in Richmond Park on 23 August 2026, with multi-lap routes along the Tamsin Trail, refreshment points and UK Athletics affiliation.
Two self-navigation trail races near Chelmsford on 23 August 2026: an approximately 16 mile hilly Admiral McHilly Trail and an approximately 6 mile flatter Chelmer Trail.
London Backyard Ultra at Frylands Wood Scout Outdoor Centre has runners complete a four mile loop each hour until one remains, with medals, showers and refreshments.
A 15-mile trail race near Danbury on 30/08/2026 featuring 1600 ft+ of ascent, technical singletrack, locally made trophies and cash prizes including a course-record bonus.
A mixed trail and road out and back race from Woldingham School. The half is one 13.1 mile lap and the full is two laps, with notable climbs, varied scenery and on course aid stations and goody bags.
A chip-timed 10 km trail race through Shoreham Woods on 30 August 2026, with scenic but challenging sections and entry donations to the woods.
Day nine of the Duck n Run Totally Quackers series on 30 August 2026 in Walton on Thames features timed laps on a flat riverside out and back course, with distances from a single 3.28 mile lap up to an ultra within seven hours.