Trail Running calendar near Dunstable Downs 2025-2026

We have found 332 Trailruns within 80 miles of Dunstable Downs. See below where and when you can find the races.

BigMud Trails (EARTH) is the first event in the Classic Element Trail Series, celebrating the element of Earth. Set in the scenic Meon Valley at Queen Elizabeth Country Park, participants can choose between a 16-mile or marathon distance, b..

Thursley Common 10km is an evening trail run hosted by Running Adventures in Thursley, Surrey. The 10km route weaves through the Thursley National Nature Reserve, a 325-hectare expanse of heathland, peat bogs, pine and deciduous woodlands,..

Badger Challenge : event overview The Badger Challenge is a six-hour trail event held on 27 February 2026 at Beacon Hill Country Park, Lower Car Park, Leicestershire (LE12 8TA). Competitors complete repeated laps of a 3.3 mile off-road loop..

Join the G3 Series at Newlands Corner, Guildford for a scenic 10km or 15km trail run on Saturday 28 February 2026. Expect rolling Surrey countryside, friendly competition and a welcoming event village at the start.

Enjoy a guided 30 mile trail along the South Downs Way from Harting Down, weaving through ancient woodlands, Kingley Vale and rolling chalk hills. This non competitive group run offers stunning scenery, friendly pacing and expert guidance.

March 2026

Event details The High Lodge Half Marathon - Spring is scheduled for Sunday 1 March 2026. The race is a circular trail event that takes place in Thetford Forest. Entry fees are listed as £25 / £27. The event is manually timed, traffic free,..

Run scenic trails around Pitsford Water from Brixworth Country Park with measured 10k and half marathon options. Expect rolling countryside, good on course support and a finisher medal; bring trail shoes and a personal cup.

Join a guided 10 km trail run from Silent Pool Car Park in Albury near Guildford, exploring the North Downs Way, Netley Heath and the village of Shere. Led by an experienced coach, this friendly group run suits fit runners who can maintain..

Event overview The Humanity Direct Amersham Ultra is a one-day running and walking event on 7 March 2026 at Dr Challoner's Grammar School, Amersham, Buckinghamshire. Distances on offer are: 50 km (ultra) 25 km (half ultra) 10 km The cours..

Event details The 6th Hannington Hike is scheduled for 8 March 2026 and is organised by LDWA - Beds, Bucks and Northants. The venue is Wellingborough Grammarians Memorial Sports Field, Sywell Road, Wellingborough, NN8 6BS (Grid Ref: SP 856..

The Leith Hill Half Marathon is a challenging cross-country race that takes participants from Dorking to the summit of Leith Hill, the highest point in south-eastern England, and back. Spanning 13.1 miles with an elevation gain of 1,800 fee..

The Hundred Hills 50km is a scenic trail ultra from historic Stonor Park near Henley on Thames, run as two 25 km loops across classic English countryside. Five aid stations, a 9 hour cut off and hot food at the finish ensure strong support.

UTMB Index

Sevenoaks Circular Challenge, organised by LDWA Kent, is held from West Heath School in Sevenoaks. This 49th edition features three brand-new routes of 15, 20 and 30 miles, exploring sections of the North Downs and the Greensand Ridge with..

The ZigZag 2026 Moo-rathon, Calf and Hen K at the Farm is a trail running event held at Hyde Hall Farm, SG9 0RU. Returning for its third year, the event offers multiple distance options including 10k, half marathon, full marathon, and ultra..

Winter's End - 50 Mile Ultra & Marathon is a scenic trail running event held along the South Downs Way National Trail, starting near Arundel, West Sussex, and finishing in Winchester, Hampshire. The event features a 50-mile ultramarathon an..

The Gratitude 25km is an exciting running event taking place in Broxbourne, UK. This race is designed for runners of all levels, promoting fitness and community spirit. Participants will enjoy a scenic route while challenging themselves to..

Event details This is a guided trail half marathon in the Surrey Hills that starts and finishes in Guildford. The meeting point is St Martha's Hill in Guildford, Surrey. The event runs on several dates: 30 November 2025, 21 March 2026, and..

Event overview The Windsor Trail Run takes place on Sunday 22nd March 2026 at Alexandra Gardens, Alma Road, Windsor SL4 3HU. The event offers trail running on a flat course with views that include Windsor Castle. The route maps cover a Half..

Event overview Petzl Night Trails 10K at Salcey Forest takes place on Tuesday, 24 March 2026. The event is a trail 10k, run as a two-lap, marked course. A head or chest torch is required to take part. Petzl will attend with demo head torche..

Join a guided 10 km trail run across atmospheric Hankley Common, passing the Lion's Mouth and film locations. Runs come at sunset or as headtorch night runs and focus on group enjoyment rather than racing.