Lake Travis New Year's Trail Challenge 50K

Lago Vista, United States • 1-2 Jan 2026

Event overview

The Lake Travis New Year's Trail Challenge takes place January 1-2, 2026 in Marble Falls, TX at Shaffer Bend Park (706 County Road 343A). The event offers multiple race and ruck options on trail terrain along the Colorado River and limestone bluffs. Distances include:

  • 100K (ultramarathon)
  • 50K (ultramarathon)
  • 25K (trail run)
  • 13.1M (half-marathon)
  • 10K (run or ruck)
  • 5K (run/walk or ruck)
  • Kids 1K (open to ages 8 and under)

Additional options listed include a 24-hour Last Runner Standing Ultra, a 24 Hour Endurance Challenge, and pacer registration.

Course and race details

The event uses a looped course on trails and along the river. Per loop metrics are provided as: 7.183 miles per loop, elevation range 640' to 734', and approximately 512 ft gain / 531 ft loss per loop. The 100K and 50K are listed as 62.2 miles and 31.1 miles respectively and have a 24-hour cutoff. The 25K distance is listed as 15.5 miles with a 12-hour cutoff; terrain is described as varied natural trails and running or hiking poles are recommended. Ruck divisions for the half-marathon and 25K require minimum weights of 20 lbs for participants under 150 lb and 30 lbs for participants over 150 lb, with weights checked at the start and finish and a 12-hour cutoff. Visit the organization's website for the most recent information.

Race information

24 km
24 Hour Endurance Challenge
24 km
Last Runner Standing Ultra (24 Hour)
100 km
100k Ultramarathon
50 km
50k Ultramarathon
25 km
25k Ruck Division
25 km
25k Trail Run
13 mi
1/2 Marathon Ruck (13.1 Miles)
13 mi
Half Marathon (13.1 Miles)
10 km
10k
10 km
10k Ruck
5 km
5k Run/walk
5 km
5k Ruck
Visit the organization's website for the most recent information.
Trail runs nearby

Take in Lake Travis views in Austin at the RRCA 5 Miler Championship Oasis Donut Dash on November 1. Multiple distances and ruck options offer racing for every level plus championship prizes and lakeside festival vibes.

Run the scenic Salmagundi Trail Race in the Texas Hill Country with distances from 5K to 50K along Pedernales River trails. Enjoy live music, local food trucks, and support Austin Sunshine Camps at this championship event.

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.

Test your mettle in a Last Person Standing trail race in Marble Falls on November 22, 2025, running a 4.17 mile loop each hour until one runner remains. Enjoy scenic singletrack, primitive camping, and a shot at a national team spot.

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.

Join the Dripping Springs Turkey Trail Trot in late November for scenic 1k kids, 5k and 10k trail runs with virtual options. Wear a turkey suit for prizes and raffle fun in this festive post Thanksgiving run.