Trail Running calendar near Boreham 2026-2027

We have found 363 Trailruns within 80 miles of Boreham. See below where and when you can find the races.

Choose your challenge in this 7 hour timed event along the River Thames at Wraysbury Skiff and Punting Club. Scenic signed laps, aid stations, medals and goody bags await runners from 3 km up to ultra distances.

The Sundowner Trail Marathon on 6 June 2026 is an evening 27 mile trail through saltmarsh, canal towpaths, vineyards and forests. Limited to 50 runners, this intimate race offers checkpoints, a finish memento and a bespoke local beer.

Valley of the Owls Run offers 5k, 10k, half, marathon and ultra options across scenic Suffolk trails, with a friendly cap of 300 runners for an intimate race day. Earn a bespoke finisher medal and enjoy aid stations but bring your own bottl..

Tackle scenic, hilly trails at Wendover Woods with a half marathon, a 10k and a junior 1k on 7 June 2026. Enjoy forest scenery, a cafe and adventure playground plus medals, photos and prizes for top finishers.

Join the Coombe Hill Fell Race in Wendover for a punchy 7 km with about 220 m of climb, including a steep ascent and descent. On the day entry is available and your entry includes a pint at the finish.

Tackle testing woodland trails at the inaugural Alice Holt Wild Trail Runs in Surrey on 7 June 2026, with 10 km and half marathon options. Chip timing, feed stations, medals and canicross welcome for a fun, supported day out.

Experience the coastal 10Bay Challenge on 7 June 2026 at Margate Main Sands, a scenic low tide run along Thanet’s beaches, stacks and arches. Pick a 15 mile route or a 10k and relax afterwards with seaside cafés and nearby attractions.

Join Chase The Sun at Clapham Common on 10 June 2026 for a lively 5K or 10K loop around the park, passing the Bandstand and mostly on footpaths. Enjoy chip timing, a unique themed medal, free race photos and post race goodies.

Run 10 or 20 miles on scenic off road trails around Fotheringhay on Saturday 13 June 2026. Enjoy river views, bluebell woods and quiet villages with well marked routes, aid stations and camping while supporting a local charity.

Run Sandringham 24 arrives on 12 June 2026 at the Royal Sandringham Estate, featuring a scenic Friday 10K and the headline Run Sandringham 24 with solo, pairs and team entries. Entries close 12 June 2026 and weekend camping is available.

Scenic off road trail running around Bewl Water in Kent, with forest paths, open countryside and lake views. Choose 10km, Half Marathon, Marathon or 50km Ultra, starting and finishing at the Visitor Centre with chip timing and checkpoints.

Tackle the YHA 14 mile trail run at YHA South Downs on 14 June 2026, a scenic yet testing route with early climbs, muddy puddles and chalk descents. Limited to 50 runners, with a water stop halfway and tea, coffee and cake at the finish.

Join the Robertsbridge Midsummer 10k and 5k for a scenic multi terrain undulating course around Robertsbridge Rec Ground. Friendly marshals, medals, trophies, a BBQ and a post race bar make it a fun community summer run for all ages.

Discover Beyond London on 20 June 2026, a trail event finishing in Richmond upon Thames with 25 km and 55 km options along the Capital Ring footpath. Fully waymarked and supported, it offers feed stations, chip timing and a finisher medal.

Tackle the Three Shires Way with point to point trail races around Grafham Water, finishing at Marlow Park. Choose the 50 mile ultra or the marathon and enjoy rolling countryside, ancient woodlands and full support for a memorable challenge..

Take on the Phoenix Centaur 100 Mile Ultra at Denbies Wine Estate, a flatish 1 mile off road loop with multiple distance options across the weekend. Enjoy central aid, chip timing and a Centaur medal and buckle for 100 mile finishers.

Run a marathon or half marathon at Denbies Wine Estate on 20 June 2026, tackling a scenic off road loop through the vineyards. Choose attended or virtual entry, enjoy chip timing and a collectible community medal while places remain limited..

Join the Phoenix Hydra 75 Mile Ultra at Denbies Wine Estate in Dorking for a scenic 1 mile off road loop with chip timing and a staffed aid station. Distances run from 12 hour to 100 miles and all entrants receive a free memento.

Run the Maldon Ultras on 20 and 21 June 2026 in Maldon, with 100 mile, 50 mile and 30 mile lapped races across fields, woodland and vineyards with estuary views. Small fields and scenic off road laps make for a friendly yet fierce ultra.

Run the Dunstable Downs Half Marathon, a scenic 21.2 km trail across chalk downland with over 450 m of climbing. Limited to 300 runners, the technical course features aid stations, a finishers medal and a National Trust backdrop.

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