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The Texas Trail Running Eco Series
Texas is home to many of the world's most spectacular ecoregions.
The Texas Trail Running Eco Series takes you to the ocean's sandy beaches, through canyons, dense forests, sprawling prairies and over hills and mountains. All in Texas.
Now, you can take the most diverse trail running experience to the next level and compete in the Eco Challenge with a chance to earn awards.
Step 1 - Sign up for the Eco Challenge
Eco Challenge competition
Complete six (6) Eco Series Races within a consecutive two (2) year timeframe to earn points and discounts.
Your challenge begins the day you register.
$20 ENTRY FEE
PER PERSON*
See Rules for full detail
Step 2 - Pick your races and register
2026
5k, 10k, 13.1mi, 26.2mi, 50k, 50mi
SEMINOLE CANYON STATE PARK, TEXAS
DESERT
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