Mosaic Trail Race

DEC
5
2026
Experience a diverse trail running event at a historic Texas ranch on the San Gabriel River. Choose from multiple distances ranging from a 5k to a 50k and enjoy a community atmosphere just outside of Austin.
Sat 5 Dec 2026
50 kilometers 26 miles 13 miles 15 kilometers 10 kilometers 5 kilometers

Always double-check with the organizer's website! This page may contain affiliate links.

Trail Running in Liberty Hill

The Mosaic Trail Race takes place on a historic Texas ranch located on the San Gabriel River, situated on the outskirts of Austin in Liberty Hill. This trail running event is designed to bring together individuals of various ages, backgrounds, and generations to participate in a communal outdoor activity. Participant registration includes race swag, though a specific deadline in November applies for those wishing to receive an event shirt.

The course is set within a ranch environment, providing participants with the opportunity to run on natural dirt paths near the city. The event emphasizes community participation and multi-generational exercise, with multiple distance options available for various goals.

The event offers a wide range of categories:

  • 50k
  • 26.2 Miles
  • 13.1 Miles
  • 15k
  • 10k
  • 5k
  • 1-Mile Youth Trail Run for children aged 12 and under

Participants can choose between long-distance endurance challenges or shorter trail runs. The youth-specific race is organized for younger runners to participate in the trail environment alongside the adult categories. Visit the organization's website for the most recent information.

50 km
Mosaic Open 50k
26 mi
Mosaic Open 26.2mi
13 mi
Mosaic Open 13.1mi
15 km
Mosaic Open 15k
10 km
Mosaic Open 10k
5 km
Mosaic Open 5k
Mosaic 1-Mile Youth Trail Run (12 & Under)
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