Trail Running calendar near Brackley 2026-2027

A blindfolded navigation challenge in Winchester where participants are dropped at unknown locations and must find their way back on foot. Options include 6 miles for visitors and 10 or 15 miles; no maps or GPS and a sealed emergency bag is..

An alternative to the London Marathon at Walton on Thames featuring a UKA certified 3.28 mile lap. Options include full and half marathon or a seven hour timed event, with a 150 mm finish medal for participants.

A multi-terrain marathon and half marathon on the traffic-free Tissington Trail in Derbyshire, using a former railway line between Ashbourne and Buxton. Includes route maps, a bespoke medal, free photos and prizes for leading runners.

Out-and-back trail event from Abberley Village Hall with 23, 31, 38 and 47 mile options; the full route includes about 2,941 m ascent, GPX navigation is provided and checkpoints enforce a 13 hour maximum time.

A five mile off road race through woods and farmland around Hurstbourne Tarrant in the North Wessex Downs. Organised entirely by volunteers since 2009, the annual event donates all proceeds to local charities.

A Pretty Muddy 5k obstacle course at Lydiard Park on 01 May 2027 featuring mixed paths, hills and muddy obstacles. The event has wave starts, blue badge parking on grass and a minimum fundraising target of £50.

A 100 mile trail race along the Thames Path from Richmond to Oxford on 1 May 2027, with 1900 ft of climb, a 30 hour cut off and a minimum of twelve aid stations. Entries require a qualifying 50 mile finish within 15 hours.

An official Backyard Ultra at Blaise Castle Estate on 1 May 2027 where runners complete a 6.7056 km loop each hour until one runner remains. The woodland loop is hilly and technical, head torches are mandatory at night and minimum age is 20..

A guided 30 mile trail run near Guildford on 1 May 2027 that follows sections of the North Downs Way and the Greensand Way. It is presented as a first taste of ultra running with on route guidance and a possible post run alcohol free beer.

A one-day trail event in Ilmington offering six distances from 10K to 100KM plus a new two person 100KM relay, with feed stations, baggage support, GPX maps and trackers on the longer routes.

Rapid Relays at Culden Faw Estate in Henley on Thames is a four hour relay event on 4 km mixed terrain loops, with solo, pairs and team options, a race village and free overnight camping.

A guided 12.5 mile trail run around Box Hill that gains about 1000 metres of elevation across woodland, heathland and open fields. Group pace with technical climbs and scrambling and a chance of an alcohol free beer at the finish.

A spring trail event in Harewood Forest near Andover offering 5k, 10k, canicross and a childrens fun run on undulating, multi terrain courses with marked routes and on course marshals.

An off-road half marathon and 10 km trail event near Ludgershall through bridle and woodland tracks, with chip timing, stocked aid stations, full medical support, finishers' medals and prizes for the top three men and women.

Pretty Muddy 5k at Weston Park is an obstacle course across paths, tracks and grass with some hills and on site parking. Entrants must be at least 13 and take part in staggered wave starts while raising funds for Cancer Research UK.

A two-day, self-supported navigation and endurance event for teams of two in the Surrey Hills, based at Newlands Corner with limited entries, basic camping and an entry fee that includes maps and a t-shirt.

A point-to-point 50 km ultramarathon from Horsham to Brighton seafront on 8 May 2027, with mixed trails, four feed stations, full course signing and individual or two-person relay entry options.

Nuclear Rush is a muddy obstacle course at the Secret Nuclear Bunker Estate in Essex offering 6 km and 12 km options with 40+ and 70+ obstacles. Features include the Deathslide, water ziplines, chip timing, finishers medals and support faci..

An inflatable obstacle course event in Guildford on 8 May 2027 offering 2.5k, 5k, 10k and 15k lap options with music zones, on-course water and a finisher's medal, plus family and group entry arrangements.

A two day trail running festival at Deene Park Estate near Corby on 8 and 9 May 2027 offering events from 10k to a 56.1k Quest, medals for finishers and weekend festival activities.