Milton Keynes, United Kingdom · Saturday, June 20, 2026
Fixed Distance 50 mi
Three Shires Way Ultra
Race completed
80 km Distance
1,350 m Climbing
6.0 Grit · Hardcore
What the course asks
Climbing rate 17 m / km
Rolling. Moderate undulations. Requires consistent effort across varying grades.
Time limit 14 hours
10:30 min/km average. Generous. Walkable throughout for most of the field. About average for a 50 mi. Measured against 455 races of the same distance. Cut-off calculator →
Typical conditions, June
Daytime high 20°C
Night low 10°C
Rainfall Mostly dry
Daylight 16 h 44 m of light
Regional 2001-2020 average for June — NASA POWER, grid elevation 89 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 1,350 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.
- HeadlampsA 14 h limit puts you out there after dark.
- GPS WatchesBattery life first — a 80 km day outlasts most full-GPS modes.
Similar races
Other 50 mi trail ultras, closest in distance first.