Haslemere, United Kingdom · Saturday, April 18, 2026
Fixed Distance 50 mi
Ultra X Spring Trail Series 50mi
Race completed
80 km Distance
1,360 m Climbing
6.0 Grit · Hardcore
What the course asks
Climbing rate 17 m / km
Rolling. Moderate undulations. Requires consistent effort across varying grades.
Typical conditions, April
Daytime high 13°C
Night low 5°C
Rainfall Mostly dry
Daylight 13 h 58 m of light
Regional 2001-2020 average for April — NASA POWER, grid elevation 51 m. Not a forecast.
The Aid Station
Course-specific beta from the community
This is a rolling course. Expect fast, runnable sections where rhythm is key.
With trail terrain, choose a shoe with moderate cushioning for optimal performance.
Gear for this race
Chosen for 80 km of trail with 1,360 m of ascent.
- Trail Running Shoes80 km of trail — cushioning that is still there in the last quarter.
- Race Nutrition80 km of self-supported fuelling between aid stations.
- Hydration VestsFlask capacity for 80 km, without the bounce.
- Headlamps80 km almost certainly means running into the night.
- GPS WatchesBattery life first — a 80 km day outlasts most full-GPS modes.
Course Notes
70% paths / 20% tracks / 10% roads
Similar races
Other 50 mi trail ultras, closest in distance first.