Mosaic Trail Race

Liberty Hill, United States • 6 Dec 2025

Event details

The Mosaic Trail Race takes place on December 6, 2025 at Indian Mound Ranch, 500 Becker Rd / 12805 TX-29, Liberty Hill, TX 78642, near Austin and Georgetown. Distances offered include:

  • 50k
  • 26.2 mi
  • 13.1 mi
  • 15k
  • 10k
  • 5k
  • Youth 1 mile (12 and under, untimed)

Packet pickup and a pre-race briefing are held at the race site in the Packet Pickup Tent on the days before and the morning of the event. Camping is permitted at the ranch the night before the race with a vehicle access fee for spectators; registered racers are covered for park entry.

Course, timing, aid, and rules

The course is laid out as an infinity or figure-8 with two distinct 5 km sections. Half and full marathon distances include an additional marked section to create ~6.55-mile laps. Terrain is described as hill country single track on a mostly flat ranch, including open pastures, jeep roads, rocks, drops, climbs, creek beds, bluffs, ravines, cacti, and river views. The start/finish and Race Hub sit in the middle of the course.

Timing is chip based; chips are issued the morning of the race and must be worn on the ankle. Results show both Gun Time (used for official rankings and awards) and Chip Time. Basic aid station support will be provided; participants may place personal supplies approximately every 5 km. Pacers are not allowed. Awards are given to the Top 3 Overall and Top 1 Masters (50+) per distance. Volunteers receive entry/camping fee coverage, food, and event swag. Visit the organization's website for the most recent information.

Race information

50 km
50k
26 mi
26.2 Mi
13 mi
13.1 Mi
15 km
15k
10 km
10k
5 km
Youth 2 Mi
Youth 1 Mi
Visit the organization's website for the most recent information.
Trail runs nearby

The 2025 Big Texas Ultra takes runners through scenic, rugged trails at Flat Creek Crossing Ranch and Pedernales Falls State Park, offering 15K, 50K and 100K distances on rocky, dirt and grass singletrack. Expect big climbs and Texas views.

Join the Hutto Turkey Trail Trot and Pajama Drive on Thanksgiving morning for 1.1 and 3.1 mile trail runs on dirt paths. Bring new youth pajamas to support The Pajama Program and help maintain Hippo Trails.

Run from 5K to 100 mile along scenic Colorado River trails at Turkey Bend Park in Marble Falls, Texas on November 28 and 29, 2025. Enjoy well stocked aid stations, on site camping, supportive volunteers and a custom finisher medal for every..

Kick off the new year with the Lake Travis New Year Trail Challenge at Shaffer Bend Park, running looped trails along the Colorado River and limestone bluffs. Choose distances from 5K to 100K and ruck divisions for a scenic, challenging sta..