Trail Running calendar near Southend-on-Sea 2024-2025

We have found 271 Trailruns within 80 miles of Southend-on-Sea. See below where and when you can find the races.

The Serpent Trail Ultra Run is a 30-mile trail event that showcases the scenic beauty of the Serpent Trail and the Sussex Border Path, starting and finishing in Haslemere, Surrey. This guided run is designed for both seasoned and first-time ultra runners, providing an opportunity to learn from exper..

The Riverside Marathon & Half Marathon is a scenic running event taking place along the River Thames, featuring a UKA certified route. Scheduled for November 23, 2025, participants can choose to run either a marathon or a half marathon, completing 4 or 8 laps respectively. The course is flat and fas..

The Box Hill Vertical KM is a unique guided trail run set in the scenic hills of Box Hill, Surrey. Participants will tackle a specially designed route that achieves over 1000 meters of elevation in a short distance, navigating through diverse terrains including woodland and heathland. This event emp..

The Zigzag St Andrews Day Challenge is a unique running event taking place at Brandon Country Park in Suffolk. Participants can choose between a 6-hour or 4-hour timed event, running a 5.3k multi-terrain lap through the scenic Thetford Forest. This challenge is suitable for runners of all levels, wh..

The Surrey Hills Half Marathon is a scenic trail running event that takes participants through the stunning landscapes of the Surrey Hills, starting and finishing in Guildford. This 13-mile guided run showcases highlights such as St Martha's Church, the village of Shere, and breathtaking views from ..

December 2025

The Sussex Downs Trail Run takes place in the scenic South Downs National Park, starting from Plumpton Racecourse. Participants can choose between three distances: a 22km Half Marathon, a 12km Standard route, and a 9km option. The course features a mix of flat sections and challenging climbs, offeri..

The Hurtwood 50K, organized by Freedom Racing, is a popular ultra-running event set in the scenic Surrey Hills. This trail race features a fully signed long-distance route, enhanced with additional signage for clarity. Participants can expect well-stocked checkpoints at various intervals, providing ..

The ATW Grafham Water - Trail & Canicross event invites participants to enjoy a scenic 10-mile trail run around the picturesque Grafham Water reservoir in Cambridgeshire. The route begins on the iconic dam and features fast-running trails through a Woodland Nature Reserve, past Dragonfly Pond, and a..

The Winter Downs 200 is a challenging 200-mile continuous trail run scheduled for December 10-14, 2025. This event features a scenic loop around the South of England, incorporating renowned trails such as the North Downs Way, Vanguard Way, South Downs Way, Wayfarers Walk, and St Swithuns Way. Partic..

Zigzag's "Twas The Run Before Christmas" is a unique running event taking place at Brandon Country Park in Suffolk. Participants can choose between a 6-hour or 4-hour timed race, running as far as they can on a 5.3k multi-terrain loop through the scenic forest. This event caters to runners of all le..

The ZigZag - 2025 Christmas Canter is a festive running event taking place at the Suffolk Running Centre in Bury St Edmunds. Participants can choose from various distances, including 5k, 10k, half marathon, full marathon, and ultra, with a seven-hour cut-off time. The course features scenic routes t..