Trail Running calendar near Cowley 2025-2026

Take on the 50 Mile Grand Slam, a series of four Centurion Running 50 mile events across 2026. Tackle iconic routes from the South Downs to Wendover Woods and earn a special series finish for completing them all.

Tackle the iconic South Downs Way 50 mile trail from Worthing to Eastbourne on 11 April 2026, a scenic but demanding route across chalk ridges with 5,700 ft of climb. Finish on Eastbourne athletics track and earn your hard won medal.

Run along the banks of the River Thames in Henley with half marathon, 10K and junior races, chip timing, unique medals and free race photos. Event village serves food and drinks and the event supports the Royal Berks Charity.

Tackle the Rosebud Marathon, a scenic 26.2 mile section of the Rose of the Shires Ultra around Northampton. Expect mixed trail and road terrain, live GPS tracking, manned checkpoints and a finisher medal.

Spring Run the Seasons Cowdray on April 11 offers scenic trail races across Cowdray Estate and the South Downs, with distances for kids, juniors and adults plus dog friendly CaniRun options. Enjoy varied trails and country views for all abi..

Tackle the rolling hills and chalky trails of the South Downs at the Maverick East Sussex Trail Run in Stanmer Park, with routes from 5 km to 21 km and a climb past Ditchling Beacon. Scenic, timed and medal for finishers.

Join a guided trail marathon through the Chilterns and Ridgeway into Wendover Woods, tackling rolling hills and technical single track while qualified run leaders steer small ability groups. Midway refreshments and a wooden Run the Wild fin..

Flat, traffic free out and back ultramarathon on the scenic Brampton Valley Way with 14 mile one way or 28 mile round trip options. Bring a head torch for the tunnels and your own cup as the race is cupless.

Run a scenic 10k through the Nene Valley and rolling Northamptonshire countryside on 12 April 2026. Fully marked and marshalled, the trail winds along green fields, farm tracks and old railway lines, so bring a reusable bottle for aid stati..

The Big Cheese is an off road fell race in Cheddar, Somerset, covering 15 miles across the Mendip Hills with over 2,000 ft of climb. Take on a fully marked course and enjoy a finisher's medal plus tea and cake at the end.

Tackle the Brighton Trail Marathon, a 42 km off road adventure from Stanmer Park across the South Downs to a Hove Lawns finish. Expect woodland and chalk tracks, a climb up Ditchling Beacon and spectacular coastal views.

Take on the Wild Horse 200 series: two epic 200 mile trail ultramarathons across Welsh trails and mountains. Run the South Wales coast route from Chepstow to Worm's Head in April or the Mid Wales loop from and to Machyntlleth in June.

Set off from Windsor Racecourse on looped 10 km, 25 km and 50 km routes that sweep through Windsor Great Park, past Windsor Castle and along the Thames Path. Fully signed and supported with rest stops, catering and app tracking for walkers..

Run the Chiltern Ridge Classic 51K with 996m of climb across Ashridge, Ivinghoe Beacon and The Ridgeway from Berkhamsted Castle to Wendover. A UTMB Index event limited to 400 runners with a fully marked course and aid stations.

Join a guided 18 mile trail run along the Malvern Hills ridge, summiting the peaks and tackling 1300 m of ascent with a qualified coach. Not a race; expect steady trail pace, stunning views and friendly company.

Run the Spring Trail Series at Cowdray Estate where the Serpent Trail winds through greensand hills, rivers and woodland. Distances from 12 km to 110 km, with food, camping and relaxed cutoffs for a friendly, well supported day.

Explore the Black Mountains and Blaenavon World Heritage area on scenic 20, 30 or 50 mile walking and running routes from Abergavenny. LDWA South Wales hosts this friendly spring challenge with canal finishes and dramatic hilltop views.

Tough but rewarding 10 km fell race around Chingford with 450 m of climbing, hosting the first ever Essex County Championships. Pre entry only and open to Essex eligible runners aged 16 and over, with teams welcome.

Martley Madness is a scenic 10 miles trail race across Rodge Hill and woodland, with challenging climbs and quiet country lanes. Finishers get bespoke medals and proceeds benefit Cardiac Risk in the Young.

Run the South Downs at the Grand National 10 km Trail Run in Findon, a charity supporting local causes with bespoke medals for all. Choose 10 km, 5 mile, Canicross or kids 2 km fun run and enter the fancy dress Filly or Colt contest.