Trail Running Calendar South East (England) 2025-2026

We have found 256 Trailruns in South East (England). Check below where and when you can find the races.

Join BigHeat CAMP FIRE, a fiery weekend trail festival on 18 and 19 July 2026 at Mill Farm near Petworth with single lap routes through woodland. Relax in the event village with camping, yoga, live music, food, wild sauna and firepits.

Join Race The Light at Wendover Woods for scenic, challenging trail races supporting the Chilterns Neuro Centre. Choose from an accessible family friendly loop up to a hilly 5K or 10K and soak up the forest atmosphere.

Tackle scenic trails through Ashdown Forest on 19 July 2026 with 5 or 10 mile options from Pippingford Park Manor. Expect rolling climbs, sweeping Downs views and a friendly race day vibe with medals, parking and downloadable GPX files.

Take on a scenic 7 hour timed challenge along the River Thames at Wraysbury, choosing how many laps to run from a 3 km minimum up to 50 km or ultra distances. Finishers from 3 km earn a medal and everyone gets goody bags with vegan options.

Scenic flat trail around Maidenhead Commons and Summerleaze Lake on 26 July with 5K to half marathon options. Event base at the Sports Bar with marshals, chip timing, unique medal and free race photos for a friendly community day.

Set in the Kent countryside, the Wye King Challenge offers 10k and half marathon multi terrain routes through lanes and valley paths, passing a historic chalk crown. Enjoy scenic views, varied footing and a lively event village.

August 2026

Run or walk the North Downs 50 Ultra Challenge, a scenic 50 km loop from Loseley Park along the North Downs Way through Surrey hills. Well supported with rest stops, GPS tracking and finisher kit, it welcomes walkers and Trailblazerz.

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Tackle the MTC Oxford Ultra, a scenic 49 mile point to point ultramarathon along the Thames Path finishing in Henley on Thames. With three staffed checkpoints, mandatory GPS navigation and a finisher medal, it is a true test of endurance an..

Take on a 7 hour timed challenge along the scenic River Thames at Wraysbury Skiff and Punting Club, with distances from 3 km up to ultra. Tarmac paths, an aid table, cafe and finisher medals make it perfect for pacing or chasing distance go..

Run 47 miles along the River Thames from Henley to Kingston in the scenic MTC Windsor Ultra. Enjoy riverside views, three aid checkpoints and a bespoke finisher medal plus a choice of technical shirt, mug or hat.

Tackle the rolling chalk ridges of the North Downs Way in this scenic 103 mile point to point trail from Farnham to Ashford, finishing at Julie Rose Stadium. With a 30 hour cutoff and Western States qualifying spots, it is a true endurance..

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Choose any number of laps on a scenic 5.3 km loop at Denbies Wine Estate to make distances from 5 km up to ultra. Timed event with a flexible 1.5 hour start window and support on a hilly off road course.

Enjoy an undulating 10k through peaceful country lanes and rolling Kent countryside at Mount Ephraim Gardens on 9 August 2026. Support Oasis Domestic Abuse Services while grabbing a bespoke medal, free photos and entry into the gardens.

SATURN TOO Midweek Medal Madness on 14 Aug 2026 at Wraysbury: a relaxed 7 hour timed challenge along the River Thames with distances from 3 km to ultra. Finishers earn medals and goody bags and enjoy aid stations on a scenic loop.

Tackle the scenic Henfield Half Marathon, an off road course that follows a riverbank and a disused railway with flint paths and stiles. Start and finish at Henfield Leisure Centre with parking, changing rooms, refreshments and medals for a..

Explore woodland, ponds and parkland of Southampton Common at the Southampton Running Festival, set in a designated Site of Special Scientific Interest. Choose the half marathon, 10K, 5K or junior race, then relax in the event village with..

The Big Pilgrimage follows the Old Way from Southampton along coast and country, including a scenic boat crossing of the Hamble River. Choose 15 mile or marathon and collect landmark stickers before finishing near Titchfield Abbey.

Tackle a scenic trail 10K or half marathon through Alexandra Gardens with distant views of Windsor Castle. Chip timed results, free race photos and a lively event village make this a great day out for runners and supporters.

September 2026

Enjoy scenic River Thames trails at the Henley River Races with half marathon, 10K and junior races plus an event village for food and drink. Sustainability focused with chip timed results, free photos and unique themed medals.

Tackle the iconic South Downs Way from Eastbourne past Beachy Head, the Seven Sisters and Brighton with options from 25 km to the full 100 km, run continuously or in multi day stages. Base Camp camping, regular aid stations and medical supp..

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