Trail Running calendar near Letchworth Garden City 2025-2026

We have found 388 Trailruns within 80 miles of Letchworth Garden City. See below where and when you can find the races.

Race to the Stones on 11 to 12 July 2026 offers 50 km and 100 km routes, nonstop or over two days. Run the Ridgeway past chalk figures and hill forts to a dramatic finish at the Avebury Standing Stones with pitstops and basecamp support.

Run scenic trails through ancient beech woodlands and chalk downs in the Chiltern Hills at the Maverick Chilterns Trail on Saturday 11 July 2026 in Princes Risborough. Choose from distances from 8 km up to a 50 km ultra for every level.

UTMB Index

Run the Norfolk Festival of Running at Bawsey Country Park on 12 July 2026 with trail distances from 5k to ultra, including marathon and half. A small field tackles laps on sand, gravel and grass with aid stations each lap. Bring your own b..

Tackle varied off road terrain at Ultra:5K on 12 July 2026 near Bedford, choosing 15 km, 25 km or 50 km by running 5K laps on the hour every hour. All finishers get a bespoke medal and can enjoy sports massage and snacks between laps.

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.

Take on Shotley 24, a 24 hour camping and trail running weekend on a scenic 4.3 mile coastal loop around Shotley peninsula. Solo runners and teams can enjoy mixed terrain, overnight camping at HQ, yoga sessions and post race treats.

Join scenic trail races at Winwick Hall on 19 July 2026 with 10k, 5k and family 2k across mixed terrain and rolling hills. Finishers get medals and free photos while a tea room and parking make it a great day out.

Join the ATW St Albans Summer 10K on 19 July for a chip timed, single lap route along the flat, tree lined Alban Way. Family fun run, kids zone, live music and food in the event village create a festival finish.

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 Day 1 of the Great Barrow Challenge on the flat to undulating Denham Flats trails, with distances from 5k to ultra to suit every runner. Parking is included, the event is cupless so bring your own bottle, and finishers get a bespoke..

Join a friendly 7 hour timed run along the Thames at Wraysbury, with flat paved loops suitable for road shoes. Pick distances from a 3 km loop up to marathon and ultra, and enjoy a medal plus goody bag and riverside views.

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.

August 2026

Run or walk the North Downs 50 Ultra around Guildford, a scenic 50 km loop through the Surrey hills. Shorter routes, staffed aid stations, GPS tracking and camping or en suite finishes make this a supported trail day for all paces.

UTMB Index

Join the Derby Running Festival at Elvaston Castle on Sunday 2 August 2026 for 5K, 10K or half marathon routes through scenic castle grounds. Enjoy chip timing, a themed medal, free photos and a lively event village.

Tackle a full or half marathon along the scenic Vanguard Way, weaving through woodlands, parkland and Greensand Ridge views near Croydon. Finishers receive a medal, mug, buff and post race treats for a memorable day.

On 2 August 2026, run or walk a scenic circular route along Birmingham canals and the River Cole with 18.5, 26.5 or 30 mile options. Well supported checkpoints, finish food, a finisher badge and a cake competition promise a fun day out.

The MTC Thames Challenge is a four day, 184 mile multiday ultra along the Thames Path from the Cotswolds to the river mouth. Solo and relay entries and UTMB points appeal to experienced runners seeking an epic, supported adventure.

Tackle the 57 mile point to point MTC Cotswold Ultra along the scenic Thames Path through Cotswold countryside. Finishers receive a bespoke medal, every runner gets an MTC visor and checkpoints plus GPX keep you supported.

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..