Trail Running calendar near South Downs National Park 2025-2026

Tackle scenic bridleways and ancient woodland trails at The One in the Woods, Henley, with a half marathon, 10k and family Little Sprinters 1k. Enjoy a lively event village and a finisher medal to celebrate your run.

Tackle the Purbeck Hill Challenge 2026, a one day navigation run across the Purbeck Hills and Jurassic Coast from Knoll Beach. Choose four distances, solo or pair, and tackle orienteering through wild coastal terrain.

Celebrate Valentine's Day with riverside laps along the scenic Thames at Xcel SPORTS HUB. Choose 5k to ultra, run as many laps as you like within a one hour start window and 7 hour limit, and earn a bespoke finisher medal.

Run the traffic free Flitch Way on two 5.3 km marked loops, choosing distances from 5K to marathon or a timed 6 hour challenge. Pick a bespoke medal and enjoy lap aid station support at this cupless event so bring your own cup.

Take on the Hot Lips Run at Crystal Palace Park and choose how many 1.65 mile laps to tackle, from 5k to ultra, on scenic off road trails with rolling hills. Timed with a 7 hour limit and a finisher memento for all entrants.

Join Phoenix Running West Sussex for the Violets Are Blue Valentines Run at Southwater Park. Pick distances from 5 km to ultra, lap the flat compact trail at your own pace with rolling starts and claim a blue Love Spoon medal.

Join the SMaRTT Smasher on 15 February 2026 in Calne for a flat, traffic free 10k along the national cycle network to Stanley and back. A lively 1 mile fun run for under 17s adds family fun and all finishers get a memento.

Enjoy a flat, scenic riverside run along the Thames at Magna Carta Winter in Runnymede, with 10k, half and full marathon options on out and back laps. Chip timing, marshals and a bespoke finisher medal make this a rewarding winter race.

Choose your distance on the day and tackle scenic looped courses through woods and trails around Chalfont St Peter, with pacers welcome and a trained medic on standby. Distances from 7k to ultra are offered and top three finishers earn meda..

Take on the 42 mile St Peters Way Ultra along the historic footpath from Chipping Ongar to St Peter on the Wall at Bradwell on Sea. Rolling trails, variable underfoot and a windswept sea wall finish make for a rewarding coastal challenge.

BigMud Trails EARTH kicks off the Classic Element Trail Series at Queen Elizabeth Country Park, guiding runners through the Meon Valley and South Downs with two ascents of Butser Hill. Options: 16 miles, marathon or 50 km on muddy trails.

Join the Hadleigh Legacy 10k at Hadleigh Country Park on 22 Feb 2026 for a scenic yet testing single lap trail with hills, mud and fields. Expect a bespoke medal, free photos and competitive wave starts.

Join the Winter Trail Run at Gatton Park on 22 February 2026 for scenic multi terrain 5K and 10K loops, plus a Canicross category. Expect a finisher medal, bag drop and refreshments, with prebooked parking helping to support Gatton Trust.

Run the 50k North Downs Ridge from Denbies Wine Estate along the North Downs Way through Surrey woodlands. Roughly 2,986 ft of ascent, aid stations, UTMB qualification and an eco wooden finisher medal await.

The Terminator 2026 is a tough but rewarding 12 mile trail race around Pewsey, Wiltshire, mostly off road with muddy climbs and high point views. All finishers receive a unique T shirt and race village treats await.

Run Reigate Canicross & Trail at Gatton Park on 22 Feb 2026 offers scenic multi terrain 5K and 10K trail races plus a dedicated canicross. Chip timing, medals for humans and dogs and tasty treats for pups make it a fun day out.

Join a guided 10 km trail run through Thursley National Nature Reserve, an easy, mostly flat route ideal for first time trail runners at about 10 min per mile. Enjoy heathland scenery and Britain’s Favourite Path boardwalk.

Join G3 no.3 at Newlands Corner, Guildford for a choice of 10 km or 15 km routes across Surrey countryside on Saturday 28 February 2026. Friendly, well marked courses with series entry options make this a perfect early season challenge.

Join a guided 30 mile South Downs Way ultra from Harting Down, ideal for first time ultra runners looking for a friendly, non competitive challenge. Savour rolling chalk hills, ancient yews at Kingley Vale and expert guided coaching along t..

Run the dramatic Dorset coast at Lulworth Cove Trails on 28 February 2026, with 10K, 27K and 50K routes starting from Daggers Gate. Rugged trails, cliff views over Durdle Door and well stocked aid stations make for an unforgettable day.