Trail Running calendar near Silsoe 2026-2027

A 21.2 km trail half marathon at Dunstable Downs on 21 June 2026 featuring 450 m of ascent, marked trails, two aid stations, route downloads, and a 250 runner limit.

Volunteer organised trail races on Horsell Common with family friendly distances from a 2 km kids race to a 21 km option. Proceeds support local charities and the event emphasises minimal environmental impact.

A trail half marathon and 10k on Wimbledon Common on 21 June 2026, organised by RunThrough to support Beder. The event features waymarked routes, chip timed results, a themed medal and an event village with refreshments.

Twisted Tree Brewery hosts a 10 km trail run and a 10 km canicross on June 21 at Tusmore Estate near Bicester. The mostly off road course includes two water refill stations, chip timing, a medal and a pint cup with a free drink.

A community run at The Moor in Hawkhurst offering 10 km, 5 km and a free junior race on a multi terrain, undulating course, with finish-line cake, a free half pint, medals, spot prizes and on-site stalls.

Circular cross country event from Baldock offering 26 and 18 mile routes across grassland, fields and woodland with checkpoint refreshments and a finish certificate. Minimum age 14 and entries close 13 June or when the 175 limit is reached.

Trail running event in Trent Country Park on 21 June 2026 offering 10 km, 4.5 km and 2 km races with chip timing and age-based categories; a portion of entry fees supports local charities.

A single lap fully off road 10K trail through Panshanger Park on 21 June 2026, passing a 500 year old oak, the Queen’s Wood and the Mimram River. The event includes chip timing, a sustainable finisher’s medal and a Family Fun Run.

A muddy 5k at Trinity Park, Ipswich on 21 June 2026 organised by Cancer Research UK. The fairly flat showground course uses grass and paths and includes obstacles to climb, crawl and slide. Minimum fundraising target £50.

A park and riverside 5 km or 10 km race at The Valley, Evesham on 24 June 2026, with on-site registration at BCM Craft Ale Taproom, limited places, and series entry available until 1 May 2026.

A self navigation trail of about 6 miles near Thaxted on 24 June 2026 with Race HQ at the Farmhouse Inn. Written route descriptions are issued on the day and entry includes a pub voucher.

Run the Seasons at Cowdray on 26 June 2026 offers 3km and 5km races plus a 10km with dog friendly CaniRun options. The event includes stacking medals, course maps, free photos and an on site BBQ and bar.

Complete three races over three days to achieve a full marathon distance at the Colworth Estate. This multi terrain event in North Bedfordshire offers distances of 5 miles, 8.1 miles, and a half marathon.

A seasonal trail series at the Cowdray Estate in West Sussex with four events across Autumn Winter Spring and Summer. Routes include 10 mile, 10 km and 5 km plus dog friendly CaniRun and a separate kids series.

A relaxed 5 km trail run through Wyken Vineyards and surrounding countryside, followed by wood-fired flatbreads, locally roasted coffee and music in the vineyard courtyard. Limited spaces and free overflow parking with marshalls on site.

A 24 hour obstacle course at Belvoir Castle on June 27 and 28, 2026, consisting of repeated 5 mile loops with rotating and classic obstacles. Entry types include individual, four person team relay, pit crew spectator passes, and a post even..

Trail event at Hyde Hall Farm offering distances from 5k to ultra with lap formats, on-site parking, a lap aid station and bespoke finisher medals. The event is cupless so participants need a cup or bottle.

The Maverick North Downs Trail will take place in Cranleigh on Saturday 27 June 2026. You can run between 6 and 53 kilometers.

Gravel Rush Run in Winchester offers single loop off road races of 10 km and 21 km across gravel, grassy and woodland trails in the South Downs National Park, with chip timing, an event medal and on site catering.

A 5k obstacle event at Cheltenham Racecourse with muddy climb, crawl and slide obstacles, mixed grass and woodchip surfaces, and start/finish by the grandstand. Waves run every 15 minutes and participants must be 13 or older.