Trail Running calendar near Marshfield 2026-2027

A self navigation coastal trail on the South West Coast Path around Portland offering Marathon, Half Marathon and 10k options with mandatory kit requirements and entries capped at 500.

Choose your distance from 5k to Ultra on a tough off road course at Pengethley Manor. Experience vineyard trails with a seven hour time limit and unique medal options for individuals or pairs.

A winter mountain trail event from Brecon to Cardiff featuring a 47.5 mile ultra over 11 summits and a 26.2 mile marathon from Merthyr, both on unmarked routes with GPS navigation and staffed checkpoints.

A 43 mile point to point ultra from the Brecon Beacons to Nantgarw near Cardiff, following the Taff Trail through upland reservoirs and former railway and canal corridors. Five manned checkpoints and a midway drop bag at Merthyr are provide..

A timed event on a 2.62 mile out and back canal route with flexible rock up and run starts. Distances range from 5 km through marathon and beyond, with a seven hour time limit and a finisher medal for all.

Looped 7K and 10K courses in Chalfont St Peter and Gerrards Cross let runners choose distances from a single loop to ultramarathon. Aid stations, marked routes, crew access and medical support are provided, with prizes for top finishers in..

Two Tunnels in Bath on 21 February 2027 offers many distances and runs through two long restored, lit and surfaced railway tunnels under the city, with start and finish at Brickfields Park and a charity contribution to Sustrans.

BigMud Trails (EARTH) offers three single lap trail races in the Meon Valley from Queen Elizabeth Country Park. Courses include climbs to Butser Hill, stocked aid stations, mandatory fluid carry and an option to plant a tree instead of a me..

A running event at Newlands Corner in Guildford on 27 February 2027 offering 10 km and 15 km options, organised by G3 Series. Entry fees and series bundle options are available.

A 30 mile non-competitive group trail run from Harting Down along parts of the South Downs Way, passing Beacon Hill, Cocking Down and Kingley Vale. Led by an experienced guide and recommended for those who have run at least 22 miles in trai..

A 7 hour Time Challenge at Dare Valley Country Park on 28 February 2027 offering flexible distances from 3 km up to ultra and 50 km, with medals, distance pins, goody bags and on-course aid at each lap.

Looped 7K and 10K courses in Chalfont St Peter and Gerrards Cross let runners choose distances from a single loop to ultramarathon. Aid stations, marked routes, crew access and medical support are provided, with prizes for top finishers in..

A 10 km mixed-terrain run from Windsor & Eton Brewery along towpaths and parkland, with staggered starts, a pint cup and free drink at the finish, chip timing and downloadable race photos.

Trail running event in the Black Mountains with marked 10, 20 and 40 mile routes from Crickhowell, marshals, stocked checkpoints and strict mandatory kit requirements; canicross friendly and GPX routes available.

A winter trail ultra around Bristol’s Community Forest Path with two distances, self navigation, chip timing and checkpoint support. Timelords provide pace and navigation for target finishes of 9, 10, 11 or 12 hours.

A winter ultra around Bristol's Community Forest Path offering 45 or 30 mile anti clockwise routes. Self navigated with GPX support and pacers, timed checkpoints, cup free aid stations and bespoke finisher medal and technical tee.

The Imber Ultra is an annual trail run of just over 33 miles organised by Avon Valley Runners and the Rotary Club of Westbury, with route details, checkpoints, results and photos provided by the organisers.

A coastal mixed terrain event at Milford on Sea with an out and back 5.3 km lap. Runners pick their distance from 5K to ultra with aid stations, toilets, and a medal for anyone completing at least one lap.

Trail races from Larmer Tree Gardens take runners around the Rushmore Estate with distances from a fun mile to a marathon. Courses pass chalk valleys and woodlands and include multiple feed stations and event medals.

A night time trail 10K at Coombe Abbey Park that requires a head torch and runs across woodland, meadow and fields. Entry fees increase in February and the course includes on course water with biodegradable cups.