Trail Running calendar near San Antonio 2025-2026

We have found 25 Trailruns within 80 miles of San Antonio. See below where and when you can find the races.

The Pechanga Trail Run is an exciting running event scheduled for May 17, 2025, in Spicewood, Texas. This event features multiple race distances, including a full marathon (26.2 miles), half marathon (13.1 miles), 10K, 5K, and a youth trail run, catering to participants of all ages and skill levels...

The Desperado Gravel Run & Ruck is an exciting outdoor event scheduled for May 17, 2025, at the scenic Desperado Resort in Boerne, TX. Participants can choose from various distances, including 20k, 10k, and 5k gravel runs, as well as 20k and 10k ruck challenges. The course features a mix of gravel r..

The Frio Trail Runs, held at Garner State Park in Concan, Texas, is a challenging trail running event featuring distances from 5K to 50K, including a 10K RUCK. The course consists of rocky, dirt-packed single-track trails with significant elevation gains—about 1,400 to 1,550 feet per 6-mile loop—hig..

The Luckenbach Texas 5K is an annual all-terrain trail run held in the scenic town of Luckenbach, Texas, near Fredericksburg. The event features a 5-kilometer course that includes numerous trails and a couple of streams, offering a rustic and engaging running experience. Participants enjoy a friendl..

June 2025

Capt'n Karl's Trail Series - Pedernales Falls is a premier running event taking place in Johnson City, Texas, on June 7-8, 2025. This series features a variety of trail races, including distances of 60K, 30K, 20K, 10K, and a Sunset 5K, along with a Youth 1-Mile Trail Run for participants aged 12 and..

The Fire Trail Running Festival takes place at Guadalupe River State Park near San Antonio, Texas, offering 8K, 25K, and 50K trail races through scenic grasslands and woodlands. The course features rocky and dirt single-track trails, including Barred Owl, Painted Bunting, and Live Oak trails, with a..

Capt'n Karl's Trail Series - Muleshoe Bend is a running event taking place at the Muleshoe Bend LCRA Recreation Area in Spicewood, Texas, on June 28-29, 2025. This challenging series features multiple race distances, including a 60K, 30K, 20K, 10K, a Sunset 5K, and a Youth 1-Mile Trail Run for child..

August 2025

The Fiesta Night Run is an exciting trail running event taking place at the Land Heritage Institute in San Antonio, Texas, from August 22 to 24, 2025. Participants can choose from various distances, including 5K, 17K, 35K, and 50K races, all set against the stunning backdrop of the Texas landscape u..

September 2025

The Mellow Trail Race, organized by Tejas Trails, is a scenic trail running event held at Pace Bend Park near Austin, Texas. Scheduled for September 13, 2025, it offers multiple race distances: a marathon (26.2 miles), half marathon (13.1 miles), 10K, 5K, and a youth 1-mile run. The course features..

The Desert Wolf Trail Run takes place near Austin, Texas, at Flat Creek Crossing Ranch in Johnson City. This event offers a variety of distances including 5K, 12K, 25K, 50K, 100K, and a 25K ruck race. The course features rugged, dirty, and rocky single and wide track trails with an elevation gain of..

October 2025

Trails by Moonlight: Hunter's Moon is a night trail running event held in Lago Vista, Texas, featuring a 4-mile loop course illuminated by the brightest full moon of the year. The event offers three formats: the 12-Hour Last Person Standing, where runners complete one loop every hour until only one..

The South Texas Ultra is a scenic trail running event held at the H.W. Lewis Ranch in the Texas Hill Country near Leakey, TX. It offers multiple distances including 50K, 35K, 17K, 5K, and a 17K ruck race.The course features rugged rocky, dirt, and grass ATV trails with significant elevation gain—ove..

The Great Springs Trail Race in San Marcos offers a scenic and challenging 13.1-mile trail course through Purgatory Creek Natural Area, featuring single track trails, rolling hills, rocks, and fast sections. The event also includes 10K, 26.2-mile, and youth 1-mile races, emphasizing community, envir..

The Cactus Rose Endurance Trail Race is a challenging trail running event taking place in Bandera, Texas, from October 24 to 26, 2025. Participants can choose from various distances, including a 100-mile, 50-mile, 25-mile, and 5-mile race, as well as a youth 1-mile trail run for children aged 12 and..

The SARR Rocky Horror Trail Run is an annual trail running event held at Eisenhower Park in San Antonio, TX. Scheduled for October 25, 2025, it offers multiple race distances: 5K, 10K, 27K, and 53K, with both in-person and virtual participation options. The course features a challenging 3.3-mile loo..

November 2025

The Friends of Government Canyon Recharge Run is an annual trail running event that features both a 15K and an 8K race, taking place in the scenic Government Canyon State Natural Area, where dinosaurs once roamed. This year marks the 12th anniversary of the event, which serves as a fundraiser for th..

The Donut Dash 16M is part of a multi-distance trail running event that promotes fitness and community engagement. Set in the scenic Hill Country of Lago Vista, Texas, participants can choose from various distances, including 5K, 10K, 4M, 8M, and the challenging 16M route. The event emphasizes the h..

The Salmagundi Trail Race is an exciting running event scheduled for November 8, 2025, in Dripping Springs, Texas. This race features multiple distances, including a 5K, 10K, half marathon, marathon, and a 52K, along with a new Ruck division. Set against the scenic backdrop of the Pedernales River,..

The Colorado River Trail Run is a scenic outdoor event held at Arkansas Bend Park near Lago Vista, Texas, featuring a variety of distances including 5K, half marathon, full marathon, 50-mile, and 100-mile ultramarathons. The course highlights the picturesque Colorado River and challenging terrain, o..

December 2025

The Jingle Trails Challenge, presented by Merrell, is a festive trail running event taking place at McAllister Park in San Antonio, Texas. Scheduled for December 13, 2025, participants can choose between a 10K and a 5K race, both featuring rugged terrain with dirt, rocks, and roots. The courses are..