The Mammoth at Dinosaur Valley

Night Claw is a unique nighttime trail running event held at Dinosaur Valley State Park in Glen Rose, Texas. Participants can choose from various distances including 5K, 10K, and timed races of 4, 6, or 8 hours. The course features dirt and rocky single-track trails with a river crossing and a hilly..

The Six-O Trail Run takes place at the Six-O Ranch in Cleburne, Texas, a 1600-acre working cattle ranch on the edge of the Texas Hill Country. The event offers multiple race distances including a 50K, marathon, half marathon, and 6-mile run. The course features over 20 miles of trails combining sing..

The Dinosaur Valley Endurance Run, held at Dinosaur Valley State Park in Glen Rose, Texas, offers a challenging trail running experience with distances of 100 miles, 100K, 50K, 25K, and 5 miles. The course features a mix of terrain including soft dirt, rocks, and roots, with gradual hills and techni..

The Camp Classic Trail Run at Camp El Tesoro in Granbury, Texas, is an annual event featuring 5K, 10K, and Kids 1K Fun Run distances. Set amidst diverse natural landscapes including woods, prairies, and creek-side paths, the course offers a scenic trail running experience suitable for all levels. Pa..

The Chisholm Trail Adventure Race, held near Kopperl, Texas, offers a challenging outdoor experience retracing historic cattle drive routes. Participants navigate diverse terrains on foot and mountain bike, including paddling up the Brazos River, while searching for checkpoints. The event features t..

The High Hope Endurance Run is a challenging trail running event held at High Hope Ranch, a 1,000-acre eco-retreat on the northern edge of Texas Hill Country near Glen Rose, TX. Scheduled for Memorial Day Weekend 2026, it offers multiple distances: 5K, 10K, 25K, 50K, 100K, and a 200K ultra (the latt..