Ultra Running Hub Quanah, TX, United States · Saturday, March 20, 2027
Fixed Distance 50K
Chupacabra 50k
185 days away
53 km Distance
450 m Climbing
3.3 Grit · Challenging
What the course asks
Climbing rate 8 m / km
Fast & Flat. This course is relatively flat and fast. Ideal for PB attempts.
Time limit 16 hours
18:07 min/km average. Generous. Walkable throughout for most of the field. Among the most forgiving 50K cut-offs we track. Measured against 1007 races of the same distance. Cut-off calculator →
Field size ~27 Small. Long stretches with nobody in sight.
DUV results for the 2026 edition (53km) — finishers only. Starters are not published, so the field was at least this big and no finish rate can be given.
Typical conditions, March
Daytime high 20°C
Night low 4°C
Rainfall Mostly dry
Daylight 12 h 06 m of light
Regional 2001-2020 average for March — NASA POWER, grid elevation 521 m. Not a forecast.
The Aid Station
Course-specific beta from the community
This is a fast & flat 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 53 km of trail with 450 m of ascent.
- Trail Running Shoes53 km of trail — cushioning that is still there in the last quarter.
- Race Nutrition53 km of self-supported fuelling between aid stations.
- Hydration VestsFlask capacity for 53 km, without the bounce.
- HeadlampsA 16 h limit puts you out there after dark.
- GPS WatchesBattery life first — a 53 km day outlasts most full-GPS modes.
Course Notes
The Chupacabra 53km is run in the heart of midwestern Texas at Copper Breaks State Park. (777 State Hwy Park Rd 62, Quanah, TX 79252). 3 loops
Similar races
Other 50K trail ultras, closest in distance first.