Trail Running calendar near Newhaven 2026-2027

We have found 399 Trailruns within 80 miles of Newhaven. See below where and when you can find the races.

Experience a 50km journey through the South Downs National Park featuring stunning ridge trails and historic landmarks. This well supported event offers a challenging route from Winchester to Queen Elizabeth Country Park.

Experience a scenic trail run around South East England's largest lake with distances ranging from 10km to a 50km ultra marathon. Enjoy undulating rural trails and wooded paths with stunning reservoir views throughout.

Experience the world largest inflatable obstacle course in Brighton. Navigate a 5k route filled with massive bouncy structures designed for a fun and active day out in East Sussex.

Test your endurance at MacTuffX London in Barking. Choose from solo, doubles, or relay categories with interval distances of 10x400m or 10x800m. This event is open to all participants aged 18 and over.

Trail marathon, half marathon and 10K at Watership Down on 14 June 2026. Single lap courses, mostly off road, with finishers items, race photos and managed road crossings.

Choose your distance at this flexible timed event along the flat Thames towpath. Run from 5k to an ultra within a 7-hour window and earn a unique finisher's medal. With a 1.5-hour start window, you can begin your run at a time that suits yo..

Experience an atmospheric multi terrain summer evening run in East Sussex. Choose from a 10k, 5k, or junior race followed by a community BBQ and refreshments in the heart of Robertsbridge.

Discover a different side of the capital with a choice of 55km or 25km trail runs along London’s Capital Ring footpath. Experience hidden trails and iconic sights like Richmond Park on these fully signed and supported routes.

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..

Run 1 mile each hour for 24 consecutive hours at Denbies Wine Estate in P24 The Longest Attended Day, an off road challenge for attended and virtual runners. On site camping and a hefty finisher medal await but places are limited.

Experience the beauty of the South Downs National Park with distances ranging from 30km to a 100km nonstop ultramarathon. Enjoy fully supported trails passing historic landmarks and stunning coastal vistas near Chichester Harbour.

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.

Experience the twilight beauty of Ardingly Reservoir during this midsummer evening run. Choose between a 5k or 10k distance on a scenic undulating trail featuring a fully stocked aid station and finisher medals for all.

A 21.2 km trail half marathon on the National Trust's Dunstable Downs on 21 June 2026, featuring 450 m of ascent, two on-route aid stations and fully marked trails with GPX support.

UTMB Index

Run through the historic landscapes of Horsell Common where the Martians first landed in literature. This volunteer led charity event offers trail routes from 2 km to 21 km in a scenic Site of Special Scientific Interest.

Experience a community focused multi terrain race through the picturesque Kent countryside featuring 10k, 5k, and free junior distances followed by finish line treats and local hospitality.

Experience a scenic trail run through the woods and fields of Trent Country Park with chip timed races for seniors, juniors, and children.

Experience a flat 10k run starting from Shoreham along the scenic Downslink paths toward Bramber. This chip timed event features a halfway aid station and a unique finisher medal for all participants.