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MARFA 100
Saturday, October 17, 2026 · Marfa, TX
The race in 60 seconds
It is one of 388 races on the Texas calendar that October. At $100, entry sits above the $30 median for a Texas ultra.
What race day usually feels like
Based on the last three years, race week in October typically sees lows near 55°F and highs around 80°F: mild at the start, warm by the finish. Weather normals computed from Marfa-area conditions for race week, not the nearest big city.
Pacing the 100K
Overall average pace for the 100K, aid and rest stops included. Find your band before the start and let the first miles feel too easy.
| Finish time | Average pace | Feels like |
|---|---|---|
| 10:21 | 10:00 /mi | Front of the field |
| 13:27 | 13:00 /mi | Strong trail runner |
| 16:34 | 16:00 /mi | Solid day, hike the climbs |
| 19:40 | 19:00 /mi | Steady beats the cutoff sweep |
Common questions
When is MARFA 100?
MARFA 100 is scheduled for Saturday, October 17, 2026.
Where is MARFA 100 held?
MARFA 100 is held in Marfa, Texas. It is about 175 miles from El Paso.
What distances does MARFA 100 offer?
The listed distances are 100K, 50K.
How much does MARFA 100 cost?
Entry is listed from $100. Check the official race page for the current price, which usually rises closer to race day.
How do I register for MARFA 100?
Registration is handled on the official race page, linked at the top of this listing. Entry can close early if the race sells out.
More races nearby
- Sep 26, 2026Sky IslandFort Davis · 50K, 17 Miles, 9.5 Miles
- Oct 24, 2026M2M - Marathon 2 Marathon 2026Marathon · Marathon
See every race on the Texas calendar, Texas Ultras, or use the Race Finder for maps and filters.
Register for MARFA 100 →on RunSignUp · entry from $100
Listing data refreshed nightly from the registration platform. Last template review July 2026. Spot an error? Tell us and we'll fix it fast.