NAV4 Lakes Mountain 40
Lowther, United Kingdom • 18 Apr 2026
NAV4 Lakes Mountain 40
NAV4 Lakes Mountain 40 is a spring mountain running event in the Lake District based at Askham Community Centre. The route is a figure of eight that crosses Lakeland ridge lines, trails and valleys and includes the summits of Loadpot, High Street, Helvellyn and Place Fell. Checkpoints are at Loadpot, High Street, Angle Tarn, Patterdale, Grisedale Tarn, Helvellyn, Patterdale again, Place Fell and Martindale.
The main route is just over 40 miles with several thousand feet of ascent. A shorter option of 27 miles is also offered.
- 40 miles approximately 2500+m ascent
- 27 miles short route
The event is limited to 100 starters; the entry system accepts up to 110 to allow for non-starters. The published entry fee is £55. Campervans are permitted on the Friday before the event for an overnight fee of £10. Askham is on the edge of the National Park, about five miles from Penrith and close to the M6; there are rail connections via Penrith.
Full bad-weather mountain running kit is required. The organiser lists required items such as waterproofs, long-sleeved thermal layers, spare insulation, warm hat and gloves, head torch, compass and map, food and drink, survival bag and whistle. Final kit details are confirmed in pre-event information. Visit the organization's website for the most recent information.