Trail Running calendar near San Antonio 2025-2026

We have found 28 Trailruns within 80 miles of San Antonio. See below where and when you can find the races.

Great Springs Trail Race – Natural Bridge Caverns is a San Antonio, Texas trail-running event that begins inside the Natural Bridge Caverns (part of the Comal Caverns network). Participants choose from multiple distances and formats: 4-, 8-, and 16-mile courses; Last Person Standing races; an 8-mile..

Desert Wolf is a rugged trail run held at Flat Creek Crossing Ranch in Johnson City, Texas. The event offers distances of 100K, 50K, 25K, a 25K RUCK, 12K, and 5K, all on dirty, rocky single- and wide-track trails across the ranch and Pedernal Falls State Park. The 25K loop features about 1,400 feet..

Legacy of Courage Half Marathon - San Antonio takes place at Ladybird Johnson Park along the Salado Creek Greenway in San Antonio, Texas (10700 Nacogdoches Rd). The event offers multiple distances: Kids Dash, 1 Mile, 5K (3.1 miles), Quarter Marathon (6.55 miles), and Half Marathon (13.1 miles), plus..

Diablo del Desperado is a trail-running challenge held at the private Desperado Resort just outside Boerne, Texas. The event offers 30K, 10K, and 5K runs, plus 30K and 10K Ruck options, with a Buddy Pass available for spectators. The course showcases rugged Texas Hill Country terrain—rocky canyon tr..

October 2025

The South Texas Ultra takes place at H.W. Lewis Ranch in Leakey, Texas, in the Texas Hill Country. The event offers multiple distances: 50K, 35K, 17K, 17K RUCK, and 5K.Runners encounter rugged trails of rocky, dirt, and grass ATV paths, with more than 2300 feet of elevation gain on the 50K and a 10...

Trails by Moonlight: Hunter’s Moon is a nighttime trail running event hosted by Fit Foundation at Arkansas Bend Park on the Colorado River near Lake Travis, Texas. The format emphasizes the primal challenge of lasting through the night on wooded trails, with stocked aid stations supplying hydration,..

The Great Springs Trail Race - San Marcos is scheduled for October 11, 2025 at Purgatory Creek Natural Area, 2116 Hunter Rd, San Marcos, TX 78666. The event offers multiple distances: 10K 13.1 miles 26.2 miles Youth 1 mile (open to ages 12 and under; capacity for the event is limited and the usual..

The Cactus Rose Endurance Trail Race is held in Bandera, Texas, at the Hill Country State Natural Area. Distances include 100 mi, 50 mi, 25 mi, 25 mi Ruck, 5 mi, 5 mi Ruck, and a Youth 1‑Mile Trail Run. The 2025 race runs October 24–26.It’s a rugged, endurance-focused event designed to test runners..

Central Texas State Championship is a cross country meet held in Seguin, Texas at Max Starke Park. The event features several races, including a 5K Community Open, Middle School Championship 3K, Rising Stars 3K, and Next Generation 2K. The course is grassy with several road crossings and one moderat..

The SARR Rocky Horror Trail Run takes place on October 25, 2025, at Eisenhower Park in San Antonio, TX. The event offers in-person and virtual options for these distances: 53K (10 loops, 33 miles, 4000 ft gain) 27K (5 loops, 16.5 miles, 2000 ft gain) 10K (2 loops, 6.6 miles, 800 ft gain) 5K (1 loo..

November 2025

Donut Dash on Lake Travis takes place at Bob Wentz Park in Austin, Texas, along the scenic lakeside shoreline of Lake Travis. The event functions as the RRCA Texas State Championship and offers multiple distances, including 5K, 5K Kids, 10K, and 10 Mile (with a 10K Ruck option), suitable for runners..

The Friends of Government Canyon Recharge Run is a weekend trail fundraiser held at Government Canyon State Natural Area near San Antonio, Texas. The event offers Recharge Run 15K and 8K distances, plus a virtual option for remote participants. Runners can experience backcountry trails once inhabite..

Trail Roots presents the Salmagundi Trail Race in Dripping Springs, Texas, along the Pedernales River in the Hill Country. The event offers multiple distances: 5K, 10K, half marathon (13.1 miles), marathon (26.2 miles), 52K, plus 10K and half marathon Rucks. The course features rolling hills on grav..

Turkey Trails – San Antonio is a Thanksgiving-themed running event at Lady Bird Johnson Trail Park in San Antonio, Texas. The race offers 5K and 10K options, plus a 1-mile run, a Kids Dash, and a Virtual Race. The course runs along the Lady Bird Johnson Trail and is subject to change due to permits...

San Antonio Food Bank Turkey Trot is a 5K Run & Walk in San Antonio, Texas, held on Thanksgiving morning at 622 S Flores St. The chip-timed race features custom tech shirts and finisher medals for all participants and is described as a joyful, family- and pet-friendly community event with a scenic r..

The Colorado River Run is a multi-distance trail running event held over Thanksgiving weekend, Friday–Saturday, November 28–29, 2025, in the Marble Falls / Lago Vista area of Texas along the Colorado River. The event program includes ultramarathon, marathon, half-marathon and shorter trail distance..

December 2025

The Jingle Trails Challenge presented by Merrell is a festive trail running event held at McAllister Park in San Antonio, Texas. Scheduled for December 13, 2025, it features two race distances: a 10K on the Blue Loop and a 5K primarily on the Red Trail. Participants will navigate technical terrain i..

OUTLAST Austin is a six-hour trail endurance challenge held at Dripping Springs Ranch Park and Event Center in Dripping Springs, Texas. Runners complete a 5K lap every hour, for six hours; missing a lap ends your run. The course is trail-based with dirt, rocks, roots, and elevation, with occasional..

The My Resolution 5K & 10K takes place on Saturday, December 20, 2025, in San Antonio, Texas. The listed venue address is 23350 Campbellton Rd, San Antonio, TX 78264. The event is described as the first My Resolution 5K & 10K and was created by two runners. 5K 10K Entry fees and refund p..

January 2026

The Lake Travis New Year's Trail Challenge is a multi-distance running event held at Arkansas Bend Park in Lago Vista, Texas, featuring scenic trails along the Colorado River with limestone bluffs and varied natural terrain. Participants can choose from distances including a 100K and 50K ultramarath..