The Mammoth at Cleburne State Park

Cleburne, United States • 5 Apr 2025

The Mammoth at Cleburne State Park is a family-friendly trail running event featuring multiple distances, including a new 60K option, alongside 5K, 10K, 15K, and 30K races. Set in the scenic Cleburne State Park, participants can enjoy the park's single-track dirt and limestone trails, which offer varying elevation gains. This annual event encourages runners of all abilities to join the fun, whether competing individually or as part of a non-competitive team.

The Mammoth promises an adventurous experience for all participants amidst beautiful natural surroundings. Visit the organization's website for the most recent information.

Race information

60 km
60k Trail Run
30 km
30k Trail Run
15 km
15k Trail Run
10 km
10k Trail Run
5 km
Visit the organization's website for the most recent information.
Trail runs nearby

Panther City Ultra is a trail race at Marion Sansom Park in Fort Worth offering 50k, 25k, 10k and 5k on natural unpaved terrain. Two full aid stations are cupless and the field is capped at 300 runners.

A community-focused grass cross country meet at Smith Intermediate in Cleburne on May 16, 2026, offering 1- and 2-mile races across age divisions with a $5 entry fee and no awards.

A multi distance trail event at High Hope Ranch in Glen Rose, TX during Memorial Day Weekend May 22-25, 2026, offering ultras to short runs, cupless aid stations, free primitive camping, and course maps and GPX files.

Muddy Dash in Dallas Fort Worth is a family-friendly 5K mud run at Village Creek Motocross Park on May 23, 2026, featuring obstacles, waist-deep mud pits, a pre-party and a post race festival with music, food trucks and drinks.

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