Trail Running calendar near Letchworth Garden City 2025-2026

The Summer 10K, organized by Big Bear Events, takes place at Coombe Abbey Park in Coventry. This scenic course features a mix of woodland, meadow, and grass fields with undulating terrain, exposed tree roots, and uneven surfaces, offering runners beautiful views throughout. The event is well-regarde..

The Wibbly Wobbly Log Jog is a trail running event held at High Lodge in Thetford Forest, Breckland. Now in its 26th year, the race covers approximately five miles of scenic off-road forest trails suitable for runners of all abilities. The event features chip timing for accurate results and is based..

The Maverick X Series Cotswolds 2025 is a premier trail running event set in the stunning Cotswold Hills, starting from the historic Sudeley Castle. Celebrating its 10th year, the event offers four challenging routes: Ultra (51 km), Long (43 km), Middle (23 km), and Short (15 km), each showcasing th..

Race to the Stones is the UK's largest ultramarathon, held along the ancient Ridgeway trail from Lewknor to the 5,000-year-old Avebury Standing Stones, a UNESCO World Heritage site. The event offers a challenging 100km course with 1,340m of elevation, which can be completed non-stop or over two days..

The North Downs 50 Ultra Challenge is a supported endurance event set in Surrey, UK, offering a 50 km looped route through the scenic North Downs and Surrey Hills. Participants can walk, jog, or run, with options for 25 km and 10 km distances, starting and finishing at Guildford. The event features..

The Ultra:5K event in Kempston presents a unique and challenging running format where participants run a 5K on the hour, every hour, for five consecutive hours. Additionally, there is a three-race option available. The competition aims to determine the fastest cumulative time over either the five or..

The Thackray Williams Sevenoaks 7 is a celebrated running event taking place in Knole Park, Kent, marking its 30th edition in 2025. This challenging 7-mile race features scenic trails with hills and twists, appealing to both competitive runners and casual participants. Additionally, a 3.5km chip-tim..

The Surrey Hills 10km is a guided trail run set in the stunning landscapes of the Surrey Hills, starting near Guildford. Participants will experience a scenic route that includes a climb up St Martha's Hill, offering panoramic views, and a descent through the picturesque Tillingbourne Valley. This e..

The Chelmsford Brew Co Summer 10k Trail Run is a fun, non-competitive event held in Chelmsford, Essex, starting and finishing at the Voodoo Keller Bar. The 10k trail route includes a checkpoint at the Chelmsford Brew Co tap room, where participants can enjoy a drink and a rest before continuing back..

The Hughenden Valley 10K is a popular trail running event organized by Runaway Racing, set around the scenic Hughenden Manor estate near High Wycombe. Scheduled for July 19, 2025, the race features a challenging 10-kilometer course through woodland and rural trails, with significant elevation change..

The Pewsey Vale Ultra is an exciting new running event featuring a challenging 125km loop through the picturesque Wiltshire countryside, following the Pewsey Vale Circular walk route. Participants will experience a total ascent of 1902m, with the course well-marked and supported by checkpoints every..

The Humanity Direct Chiltern Challenge is a one-day ultra running event set in the scenic Chiltern Hills, offering distances of 10 km, 25 km, and 50 km. Participants can walk, jog, or run through well-marked routes that showcase the area's natural beauty, with checkpoints providing water and food. T..

The Boudicca Way 50km Ultra is a beginner-friendly ultramarathon held in Norfolk, England, following the scenic Boudicca Way Long Distance Path from Diss to Norwich. The route parallels the old Roman Road (A140) and passes through charming villages including Pulham Market, Fritton, Saxlingham, Stoke..

The Hughenden Valley Half Marathon is a scenic trail running event held around the National Trust's Hughenden Manor and its surrounding woodlands in the Hughenden Valley. Covering 21.1 km with over 450 meters of elevation, the course features hilly terrain with woodland and rural trails, offering a..

The Maverick X Series Chilterns 2025 is an exciting trail running event set in the picturesque Stonor Park, known for its historic manor house and ancient deer herd. Participants can choose from four challenging routes: Ultra (52 km), Long (42 km), Middle (22 km), and Short (12 km), all featuring st..

BigHeat Trails (FIRE) is the third event in the Classic Element Trail Series, celebrating the element of Fire. This trail running event features two challenging single-lap courses through the scenic landscapes of Thursley and Hankley Commons, with options for a 16-mile run or a marathon distance. Pa..

The ATW St Albans Summer 10K is an exciting running event designed for the whole family, taking place in Highfield Park, St Albans. The day kicks off with a free family fun run, followed by activities in a vibrant event village featuring a kids zone, live music, and refreshments from the Cow Juice C..

The Surrey Slog, also known as the Holmbury Hill Challenge, is a challenging trail half marathon set in the picturesque Surrey Hills. Scheduled for July 20, 2025, the event features a hilly, multi-loop cross-country course primarily on tracks around Holmbury Hill. Participants can choose between a f..

The Winwick Hall Trail Races offer a scenic running experience on the trails surrounding the Winwick Hall Estate, featuring 10k and 5k races, along with a 2k fun run for children aged 4-12. These fully marked and marshaled events cater to both novice and experienced trail runners, showcasing a mix o..

Bright Skies - Surrey Hills is an exciting daytime trail running event featuring a half marathon, 10-mile, and 10K races, along with 1K and 2K kids' races for ages 3-12. Set in the picturesque Surrey Hills, the course offers a scenic and challenging route through the Denbies Wine Estate. This event,..