Forest Of Dean Spring Trails Half Marathon

The T184 is a challenging 184-mile self-supported adventure race following the River Thames from its source near Cirencester to the Thames Barrier in London. Participants navigate through scenic towns, villages, and iconic London landmarks, completing the course within 76 hours. The route alternates..

The Coln Valley Charity Trail Run, held near Coln St Aldwyns and Bibury, offers 2km, 5km, and 10km trail distances suitable for all ages and abilities. Set in the scenic Coln River valley, the event features mostly grassy, undulating terrain with a mix of cross-country elements, including hay bale h..

The Woodchester Trail Challenge is a demanding, approximately eight-mile trail race held in Woodchester Park, Gloucestershire (postcode GL10 3TS). Designed for experienced trail runners, the course features hilly woodland tracks and must be completed within a 2.5-hour cutoff. The event offers compet..

Westonbirt Arboretum Summer 2025 is a multi-distance running event held at Westonbirt Arboretum, Tetbury, UK. Runners can choose from 1 mile, 5km, 10km and half marathon courses, with 10km and half marathon run in waves. The route winds through the National Arboretum’s varied gardens and species col..

Trails & Tarmac Backyard Ultra (Summer BYU) takes place near Crickhowell in the Black Mountains, Powys. The course features a 4.167-mile loop that is half trail and half tarmac, with a single gradual climb and a short steep section. Designed for speed on largely flat terrain, the event uses an open-..

Cirencester AC’s Chedworth Roman Trail offers two trail races set in the Cotswold countryside near Cirencester, Gloucestershire. The 10-mile (ish) single loop and a newly added 5-mile (ish) loop pass through Stowell Park, the Coln Valley, and close to the Chedworth Roman Villa. It’s a challenging mu..