Trail Running calendar near Horton Kirby 2025-2026

Take on the Thames Path 100, a scenic 100 mile point to point from Richmond to Oxford with a finish on Oxford University grounds. Riverside trails, aid stations and a 30 hour time limit make for a classic endurance challenge.

Join a guided, non competitive 30 mile ultra around Surrey's North Downs and Greensand Way, tackling iconic climbs like Leith Hill and Box Hill. Ideal for first time ultra runners seeking scenic trails with experienced group support.

Join the Mid Sussex Marathon Weekend, a three day running series through East Grinstead, Haywards Heath and Burgess Hill with undulating multi terrain routes combining into a full marathon. Family friendly races welcome all abilities.

Run Silchester invites runners to scenic trail routes around Roman walls, past a 12th century church and through ancient woodland. Choose 2.5, 5 or 7 miles, collect a new medal and enjoy a community event supporting the local food pantry.

Join the Rapid Relays at Culden Faw Estate for solo or team relays, 5K and 10K sunrise runs, plus downhill time trial challenges. Chip timed with live splits, scenic woodland trails and free parking make it perfect for teams and supporters.

Run the Three Forts Challenge on the scenic South Downs on 3 May 2026, following rolling chalk and flint trails with some technical sections and fantastic views. Choose marathon, half or 5 mile routes with strong marshal support and proceed..

Join a guided trail run at Box Hill, Dorking covering 12.5 miles with about 1000 m of ascent through steep, technical woodland and open fields. This noncompetitive group run suits fit trail runners and finishes with an alcohol free beer.

BigWayRound Winchester is a scenic trail run around the Itchen, St Catherine's Hill and the South Downs, offering 14 mile to 50K distances. Timed chip results, fully marked course and a bespoke medal or choose a tree planting instead.

Run through the rolling trails of Harewood Forest in the Muddy Runners spring trail race near Andover. Choose a 5k or 10k for a scenic, undulating course and mark 4 May 2026 in your calendar.

Take on the Chiltern Hills 100K, a scenic trail ultra across iconic Chiltern ridges and estates on 9 May 2026. Limited field and UTMB Index status mean a competitive, well supported race with challenging climbs, full marking and live tracki..

Run to the Sea Brighton on Saturday 9 May 2026 is a scenic point to point 50k from Horsham to Hove Lawns, crossing trails, rolling downs and the coastal promenade. Enter by 25 April; solo and 2 runner relay options with on course support.

The Goring Gap Trails event, held in Mapledurham near Reading, offers a variety of running and walking challenges, including a 50-mile ultra, a 52K ultra, and a half marathon, alongside walking options of half marathon, full marathon, and a..

Run beside the Thames at Runnymede for the Magna Carta Summer with 10 km, half and full marathon options that pass historic riverside landmarks. All finishers receive a bespoke Magna Carta medal.

Join the 30th Halstead & Essex Marathon on scenic low traffic roads through rolling hills, woods and farmland. Limited to 500 runners, this club organised race offers a classic country marathon and a prize for course records.

Run the Zig Zag Marathon or Half Marathon on 10 May 2026 from Suffolk Running Centre in Bury St Edmunds along scenic, mildly undulating roads. Limited to 300 runners, with aid stations, a seven hour cut off and memorable finisher medals.

Join the Oliver Fisher 10k and 5k at Milton Creek Country Park for a scenic off road challenge supporting the Oliver Fisher Special Care Baby Trust. Enjoy trails, medals and a friendly community atmosphere while raising funds for neonatal c..

Run through the scenic Rathfinny Wine Estate in East Sussex on 10 May 2026 with 10.7 km or 21.4 km loop options. Enjoy off road trails, recycled slate medals and a carbon neutral, cup less event raising funds for the WOLO Foundation.

Run the 13 mile Greenway Challenge in Letchworth Garden City on 10 May 2026, a self guided loop from Standalone Farm along the scenic Garden City Greenway. Receive maps and GPX, enjoy cake and a wooden finisher medal while supporting GRIT c..

Tackle a scenic 10 km trail across the South Downs from Cadence Cycle Club Café in Cocking, featuring rolling hills and a downhill finish. Junior races for ages 6 to 15, chip timing, medals and a lively race village make it a great day out.

Challenge yourself at the Chilterns 30, a 30 km trail across scenic Chiltern Hills with rolling woodland trails, ridgelines and village paths. Guided groups, well stocked checkpoints and a finisher medal with a Trees not Tees certificate ma..