Spire Ultra

Race completed

53 km Distance

1,130 m Climbing

4.3 Grit · Challenging

53.1822° N, 1.3890° W © OpenFreeMap © OpenMapTiles Data from OpenStreetMap

What the course asks

Climbing rate 21 m / km Rolling. Moderate undulations. Requires consistent effort across varying grades.

Time limit 9 hours 10:11 min/km average. Generous. Walkable throughout for most of the field. Tighter than 78% of 50K races. Measured against 982 races of the same distance. Cut-off calculator →

Field size ~86 Mid-sized. Company early, well spread out by halfway.

DUV results for the 2021 edition (34mi) — finishers only. Starters are not published, so the field was at least this big and no finish rate can be given.

Typical conditions, May

Daytime high 16°C

Night low 7°C

Rainfall Mostly dry

Daylight 15 h 27 m of light

Regional 2001-2020 average for May — NASA POWER, grid elevation 112 m. Not a forecast.

The Aid Station

Course-specific beta from the community

⛰️ terrain

This is a rolling course. Expect fast, runnable sections where rhythm is key.

By UltraHub Expert

👟 gear

With trail terrain, choose a shoe with moderate cushioning for optimal performance.

By UltraHub Expert

Gear for this race

Chosen for 53 km of trail with 1,130 m of ascent.

Trail Running Shoes 21 m of climb per kilometre — grip and rock protection before cushioning.
Race Nutrition 53 km of self-supported fuelling between aid stations.
Hydration Vests Pole attachment and chest-strap stability on steep ground.
Trekking Poles 1,130 m of ascent to walk up.
GPS Watches Battery life first — a 53 km day outlasts most full-GPS modes.