Bastrop, TX, United States · Saturday, January 16, 2027

Fixed Distance 100K

Cowboy Yeti

108 days away
100 km Distance
730 m Climbing
6.1 Grit · Hardcore
30.1105° N, 97.3153° W © OpenFreeMap © OpenMapTiles Data from OpenStreetMap

What the course asks

Climbing rate 7 m / km Fast & Flat. This course is relatively flat and fast. Ideal for PB attempts.
Time limit 10 hours 6:00 min/km average. Tight. You are racing the clock from the start. Among the tightest 100K cut-offs we track. Measured against 214 races of the same distance. Cut-off calculator →
Field size ~46 Small. Long stretches with nobody in sight.

DUV results for the 2026 edition (60km) — finishers only. Starters are not published, so the field was at least this big and no finish rate can be given.

Typical conditions, January

Daytime high 16°C
Night low 4°C
Rainfall Mostly dry
Daylight 10 h 25 m of light

Regional 2001-2020 average for January — NASA POWER, grid elevation 155 m. Not a forecast.

Results history

Year Race Finishers Men's winner Women's winner
2026 60km 46 Brian Marshburn · 04:58:30 Natalie Piszek · 06:58:29
2026 100km 12 Jordan Marcellino · 12:10:23 Laurie Martin · 12:48:28
2025 60km 19 Scott Alread · 07:00:08 Olivia Garza · 07:08:14
2025 100km 19 Roger Haire · 10:03:14 Lisa Galvan · 13:11:36

35% of the 2026 field were women.

DUV results for the 2026 edition (60km) — finishers only. Starters are not published, so the field was at least this big and no finish rate can be given.

The Aid Station

Course-specific beta from the community

⛰️ terrain

This is a fast & flat 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
🥤 nutrition

For 100km+ efforts, prioritize real food at aid stations to prevent palate fatigue.

By UltraHub Expert

Gear for this race

Chosen for 100 km of trail with 730 m of ascent.

  • Trail Running Shoes 100 km of trail — cushioning that is still there in the last quarter.
  • Race Nutrition Past 100 km the palate quits before the legs do — carry more than one flavour.
  • Hydration Vests Flask capacity for 100 km, without the bounce.
  • Headlamps 100 km almost certainly means running into the night.
  • Accessories Chafe and blisters end more 100 km races than fitness does.
All gear guides →

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