Siesta Half Marathon

APR
26
2026
Celebrate Fiesta by the San Antonio River Walk with the Siesta Half Marathon on April 26, 2026. Run a half marathon, 10k, 5k or fun run, enjoy a Fiesta after party and costume contest, and support local charities.
Sun 26 Apr 2026
13 miles 10 kilometers 5 kilometers

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Siesta Half Marathon

The Siesta Half Marathon takes place on Sunday, April 26, 2026, at Mission County Park on Padre Drive in San Antonio, Texas. It is the fourth race in the Texas Hill Country Series. The event supports local charities, including Marrow Match and San Antonio Young Marines. The finish area includes a Fiesta-themed after party and a Fiesta costume contest.

Race details

  • 13.1 Half marathon
  • 10k
  • 5k
  • 0.05k fun run

The entire course runs along the San Antonio River Walk heading south and uses an out-and-back layout. The course was certified in the past and has been reinstated. Packet pickup is available the day before at Fleet Feet San Antonio - Culebra Commons and on race morning at the start line. All finishers receive a medal. Awards are given 1st–4th for each distance. Age categories listed include 14 and under, 15-20, 21-24, 25-29, 30-34, 35-39, 40-44, 45-49, 50-54, 55-59, 60-64, 65-69, 70-74, 75-79, 80-84, 85-89, and 90+. First overall and masters awards are based on gun time; all age-group awards are based on chip time. Refunds are not offered; transfers incur a fee and are restricted after race day. Visit the organization's website for the most recent information.

13 mi
Siesta 13.1 Half Marathon
10 km
Siesta 10k
5 km
Siesta 5k