Trail Running calendar near San Antonio 2026-2027

We have found 46 Trailruns within 80 miles of San Antonio. See below where and when you can find the races.

A trail event at Natural Bridge Caverns in Garden Ridge, Texas on February 8, 2026, that begins inside the caverns and continues on jeep trails and Hill Country terrain. Distances include a Half Marathon, 10K and 5K, with packet pickup and..

A 5K run and walk on two-loop sandy trails at The Runners Ranch in San Antonio, held as a fundraiser for a candidate for Bexar County Court Judge 14; chip-timed with a $10 entry fee and no awards or shirts.

Winter trail races at Pearsall Park in San Antonio featuring 25K, 10K and a steep 5K. Courses run on rocky, hilly trails with aid stations, official timing, finisher prizes and age group awards.

A trail race at McKinney Falls State Park in Austin on February 21, 2026 offering 10k, 20k, and 30k looped courses with creek crossings, climbs, race medals, and a post-race meal.

Celebrate Mardi Gras in San Antonio with a themed run at Pearsall Park. Choose from a Kids Dash, 1 Mile, chip-timed 5K or 10K, or a Virtual Run. Expect festive music, beads, a costume contest, and a lively atmosphere.

What is the event? OUTLAST is a 6-hour trail endurance challenge. Participants complete a 5K trail lap every hour, on the hour. Each lap must be finished within the hour to stay in the event. Event format The event consists of up to six con..

March 2026

Trail races from 5K to 50K take place March 7, 2026 at Southeast Metro Park in Del Valle, Texas. A well marked 6.5 mile loop features single track, technical creek sections, an aid station, chip timing and a cupless policy.

Trail race at McAllister Park offering 50K, 15K and 5K plus virtual options. Mostly flat single-track loops, cupless aid stations, chip timing and finishers medals with overall and masters awards.

Multi distance trail running at Garner State Park on March 7 2026 featuring rocky single track, hilly loops with aid stations, required water carrying, and nearby camping.

A sweet-themed run in San Antonio's Pearsall Park offers distances from a kids dash to a 10K. All finishers get a colorful medal, a dessert ticket, and can enjoy a fun photo backdrop with props. The chip-timed 5K and 10K races feature award..

The Maze is a trail race in Austin on March 21, 2026, held at 12138 North Lamar. It features a network of trails with creek crossings and climbs and offers 10K, 20K and 30K distance options.

Saddle up for the Rodeo Stampede in San Antonio, a running event with a wild west theme. Choose from distances like a 5K, Quarter Marathon, or Half Marathon, all starting at The Rim Shopping Center. Enjoy festive elements like a costume con..

April 2026

The Spring Fling running event offers a range of distances at Lady Bird Johnson Trail Park. Participants can enjoy a festive atmosphere with a live DJ, aid stations, and snacks. All finishers receive a medal and shirt, with special trophies..

A multi-distance trail and ultra event at Flat Creek Crossing Ranch near Johnson City TX on April 25, 2026 offering 5K to 100K options, aid stations, looped course formats and specific gear requirements for longer distances.

May 2026

The Wiener Run in San Antonio combines a fun run with a community BBQ vibe. Runners receive a medal, shirt, and a free hot dog at the finish while supporting a local dog rescue. The event features chip-timed 5K and 10K races, a kids dash, l..

A trail running event at Krause Springs on May 2, 2026, offering distances from 5k to 50k with a youth race, a natural swimming hole, festival amenities, aid stations, medals, and on-site camping.

A trail running event in Johnson City, Texas on May 2, 2026, offering 5k, 10k, half marathon and marathon distances, with single-track trails, live bluegrass music, a local food truck and access to Flat Creek.

An annual all terrain 5K at The Town of Luckenbach Texas in Fredericksburg with trails, stream crossings and live Texas style country music after the run. Registration includes a finisher medal, race swag and free parking.

Step back into the 80s at Eisenhower Park for this themed running event. Choose from distances like a half marathon, 5K, or a kids dash, all with 80s music and a costume contest. Every finisher gets a medal and shirt on a course through par..

June 2026

This trail race in Canyon Park takes runners through the Madrone Trail with views of Canyon Lake. It offers distances from a 1-mile youth run to a 50K, all supporting the Great Springs Project. The event includes swag and post-race festivit..