Trail Running calendar near Sudbury 2025-2026

The Summer Boudicca Way 50km Ultra is a beginner-friendly ultramarathon in Norfolk, following the Boudicca Way from Diss to Norwich. Organised by Boghopper Races Ltd, the 50km route runs through villages such as Pulham Market, Fritton, Saxlingham, Stoke Holy Cross and Caistor St. Edmund along the ol..

The Bradenham Blast takes place on Sunday 20th September 2026 and offers three trail distances: 5km 10km Half Marathon (21.1km) Routes run through beech woodland and across the Bradenham Estate in the Chiltern Hills, which is an arable nature reserve. The course is hilly: the half marathon has si..

Starting and finishing at St Martha's, Guildford, the North Downs Way Ultra Run is a 30-mile trail journey through the Surrey Hills. The route highlights the best sections of the North Downs Way, including Box Hill and Denbies Wine Estate, with sweeping downs views before looping back to Guildford v..

The Windsor Trail Run takes place on Sunday 8 November 2026 at Alexandra Gardens, Windsor SL4. The event offers a trail half marathon and a 10K on mainly flat, off-road trails in royal Berkshire. Routes start and finish from Alexandra Gardens and pass through parkland with seasonal scenery. Distan..

Box Hill Vertical KM is a guided trail run organized by Running Adventures near Box Hill, Dorking, Surrey. The route covers about 12.5 miles and is designed to deliver roughly 1000 metres of elevation in a compact distance, with no hill-repeats. Runners traverse woodland, heathland, and open fields,..