Cumbria Way Ultra (30 miles), September 17
You'll run from Keswick along the final section of the 73-mile path through the Lake District to Carlisle. With a generous 12-hour cut-off time, the route is fully waymarked with two checkpoints.
Entry: £55
Swindon Ultra Trail 50k, September 16
Beginner-friendly loop around Swindon along a section of the Ridgeway, leading you up to Barbury Castle and then down in to Chiseldon and Coate Water. 80% trails.
Entry: From £56
Norfolk Coastal Trail Marathon and Half-marathon, September 24
Follow the coastal path from Holme Next The Sea east to Morston Quay with coach transportation available back to the start. £5 of your entry fee goes to East Anglia Air Ambulance and £1 to National Trust.
Entry: From £32
Maverick Adidas Terrex X-Series Jurassic Coast, October 15
46km (other distances available) along part of the challenging coast path, from well-established, popular organisers Maverick.
Entry: From £55
Yorkshire Trod 50k, October 22
Low-key self-navigation event with checkpoints, based in the Yorkshire Dales.
Entry: From: £45