Bewl 15 Mile & 5 Mile

London Backyard Ultra is an endurance running event held at Frylands Wood Scout Outdoor Centre in Croydon, London. The event features a 4-mile (about 6.4 km) lap every hour, continuing until only one runner remains. The wooded venue offers a woodland course with a supportive, community atmosphere ty..

Victoria Park Summer Series returns 6 September in Ashford, at Victoria Park. It offers two 60‑minute scores: Long Score for experienced navigators (20 controls, 90–109, with two dumbbell bonuses) and Short Score for beginners and families (60 minutes, 20 controls). Scoring is 10 points per control..

The South Coast Challenge will take place in Eastbourne on Saturday 6 September 2025. You can run between 16 and 63 miles.

The c2c Essex Ultra 2025 is a charity ultramarathon along the Essex Riviera, held in September. Contestants can choose 50 miles from Upminster or 30 miles from Tilbury, finishing at Thorpe Bay. The course follows the Thames eastward, using the London Loop and England Coast Path, with mainly tarmac u..

Bewl Water Autumn is a scenic bi-annual race series held near the Bewl Water Visitor Centre in Lamberhurst, Kent. The event features four distances: 10km, half marathon, marathon, and a 50km ultra, all following routes around the reservoir. The courses combine undulating rural wooded trails and quie..

Brighton 50/50 September 2025, organized by RunThrough UK, offers three trail distances—50 miles, 50k, and 23k—starting and finishing on Brighton Beach at Black Rock/Madeira Drive. The 50-mile route weaves from the beach through the South Downs to Beachy Head and back along the coastline, featuring..