Trail Running calendar near Sunbury-on-Thames 2025-2026

Join a guided 30 mile trail run from Haslemere, Surrey along the Serpent Trail with stunning South Downs views. A friendly group run led by an experienced ultra runner and coach, ideal for first time ultras and seasoned trail runners.

Join a guided trail run at Box Hill, Dorking covering 12.5 miles with about 1000 m of ascent through steep, technical woodland and open fields. This noncompetitive group run suits fit trail runners and finishes with an alcohol free beer.

Take on the new winter St Edmund Way Ultra on 5 December 2026, an 80 miles route through Essex, Suffolk and Norfolk. Remote trails, checkpoints and live public tracking make this a true day and night test of endurance.

Run along Bournemouth seafront at Hengistbury Head with sea views and a memorable stretch past Boscombe Pier. Choose 10 mile or 10 km traffic free routes that are largely flat, with chip timing, a medal and post race refreshments.