Whether you’re looking for XTERRA trail runs, adventure races, mountain bike races, or a dirty XTERRA triathlon we have you covered. Terra Firma Racing turns twenty years old this year… yep, TWENTY! Its safe to say, we’ve figured out how to put together well-organized, challenging, fun-loving, family-friendly events.

XTERRA Jurassic Trail Runs


XTERRA Jurassic Trail Runs

July 7, 2018
5k, 15k, and 13.1mile trail run
Dinosaur Valley State Park


24 Hours of Rocky Hill

October 20-21, 2018
6, 12, or 24hr mountain bike race
Rocky Hill Ranch


Dirty Dozen

Feb. 2, 2019
6 or 12 hr mt. bike race
Warda, TX


Gator Bait Adventure Race

April, 2019
Date TBD
Huntsville State Park

XTERRA Gator Bait, Huntsville State Park


XTERRA Gator Bait Trail Runs

April, 2019
Date TBD
Huntsville State Park


XTERRA Rock Dallas Triathlon

May 18, 2019
Murrell Park
Grapevine, Texas

XTERRA Rock Dallas Trail Runs


XTERRA Rock Dallas Trail Runs

May 19, 2019
Murrell Park
Grapevine, Texas