Westcliffe, CO, United States · Saturday, September 26, 2026

Fixed Distance 50 mi

Sangre de Cristo Ultra 50 Mile Race

10 days to go

80 km Distance

3,000 m Climbing

8.5 Grit · Elite / extreme

38.1347° N, 105.4658° W© OpenFreeMap © OpenMapTiles Data from OpenStreetMap

What the course asks

Climbing rate 38 m / km Rolling. Moderate undulations. Requires consistent effort across varying grades.

Time limit 20 hours 15:00 min/km average. Generous. Walkable throughout for most of the field. More forgiving than 87% of 50 mi races. Measured against 455 races of the same distance. Cut-off calculator →

Field size ~32 Small. Long stretches with nobody in sight.

DUV results for the 2025 edition (50mi) — finishers only. Starters are not published, so the field was at least this big and no finish rate can be given.

Typical conditions, September

Daytime high 22°C

Night low 6°C

Rainfall Mostly dry

Daylight 12 h 03 m of light

Regional 2001-2020 average for September — NASA POWER, grid elevation 2542 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 80 km of trail with 3,000 m of ascent.

Trail Running Shoes38 m of climb per kilometre — grip and rock protection before cushioning.
Race Nutrition80 km of self-supported fuelling between aid stations.
Hydration VestsPole attachment and chest-strap stability on steep ground.
Trekking Poles3,000 m of ascent to walk up.
HeadlampsA 20 h limit puts you out there after dark.

Salomon

Aero Glide 4 Grvl

$159.95 ★★★★★ 4.5

La Sportiva

Prodigio Pro

RunRepeat found the La Sportiva Prodigio Pro to have a secure, locked-in fit due to its premium upper, and also praised the shoe's energetic ride, particularly…

$225 ★★★★★ 4.6

Maurten

Gel 100

Hydrogel technology for 25g carbs per gel with minimal GI distress.

$3.5 ★★★★★ 4.7

Salomon

ADV Skin 12

Industry-standard 12L race vest with front flask pockets and minimal bounce.

$180 ★★★★★ 4.8

Komperdell

Carbon Ultralight Vario 4

4-section folding carbon poles with compact pack size for mandatory gear.

$160 ★★★★★ 4.5

Nitecore

UT32

Dual-beam trail running headlamp (1100 lumens) with spot and flood beams.

$100 ★★★★★ 4.5

All gear guides →

Course Notes

Come join us on the Rainbow Trail in the Sangre de Cristo mountains. Run beneath the watchful eye of these gorgeous, and ominous, mountains. You may even think to yourself, ‘what a wonderful world’. This race is full of festivities, friends, challeng

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