Running races in San Antonio, TX
151 upcoming running races in San Antonio, TX — 10Ks, half marathons and marathons, with dates and field depth before you enter.
October 2026
- Thu, Oct 29Ultra 5KSan Antonio5K
- Sat, Oct 31Hallowine RunSan Antonio5K
- Sat, Oct 31Purple RunSan Antonio5K
- Sat, Oct 31Texas Brewery Running SeriesSan Antonio5K
- Sat, Oct 31Halloween Trick or Trot Run 5K/10K/13.1 SAN ANTONIOSan Antonio5K10KHalf marathon
- Sat, Oct 31PB&J Fuel Run 5K/10K/13.1 SAN ANTONIOSan Antonio5K10KHalf marathon
- Sat, Oct 31HalloWine Run by CulinariaSan Antonio5K
- Sat, Oct 31Coconut 5k Run/WalkSan Antonio5K
- Sat, Oct 31Nightmare on N. St. Mary’s Street 5k Run/ Walk San Antonio5K Local
November 2026
- Sun, Nov 1Trails fur Tails 5KSan Antonio5K
- Sat, Nov 7Friends of Government Canyon Recharge RunSan Antonio
- Sat, Nov 7SHEATH 5/10K RunSan Antonio5K10K
- Sat, Nov 7Spartan 5K Run & WalkSan Antonio5K
- Sat, Nov 7Spartan 5K Run & WalkSan Antonio5K
- Sat, Nov 7SHEATH 5/10K Run & Walk $2,000 IN PRIZES!!!San Antonio5K10K
- Sat, Nov 7A Salute to Our Veterans Viva Mobility 5KSan Antonio5K
- Sat, Nov 7San Antonio Veterans Day 5K Run/WalkSan Antonio5K
- Sat, Nov 7Turkey Shuffle - San AntonioSan Antonio5K10K Local
- Sat, Nov 7Refuge X Radiate Beer Run & Fam FestSan Antonio5K
- Sun, Nov 8433rd Family Day Fun Run and RuckSan Antonio5K
- Sun, Nov 8Veterans Day 5KSan Antonio5K
- Thu, Nov 12IAAP 1-Mile Time TrialSan Antonio Very competitive
- Sat, Nov 14Alamo Beer Series - Battle of Leon CreekSan Antonio5K
- Sat, Nov 14El Taco LocoSan Antonio5K10KUltra
- Sat, Nov 14Run to Remember 5KSan Antonio5K
- Sat, Nov 14Battle of Leon Creek: 20-Miles, 13.1, 10-Mile, 5KSan Antonio5K Local
- Sat, Nov 14District 4 Building Futures ACTIVATE 5KSan Antonio5K
- Sat, Nov 14Run for Mental Health 5K/10K/13.1 SAN ANTONIOSan Antonio5K10KHalf marathon
- Sat, Nov 14Veterans Day Freedom Run 5K/10K/13.1 SAN ANTONIOSan Antonio5K10KHalf marathon
- Sat, Nov 1416th Annual City Manager’s 5K Walk & RunSan Antonio5K
- Sat, Nov 14Monte Vista Historical Association 5K Fun Run & WalkSan Antonio5K
- Sat, Nov 14Run to Remember 5K Run/WalkSan Antonio5K
- Sun, Nov 15Girls on the Run Presented by IAAP: 5K Run/WalkSan Antonio5K
- Sat, Nov 21Texas Brewery Running SeriesSan Antonio5K
- Sat, Nov 21WHATABURGER ‘WHATARUN 5K/10K’ (San Antonio, TX)San Antonio5K10K
- Sat, Nov 21Chaskis RunSan Antonio5K
- Sat, Nov 21Midtown Mile San Antonio Championship RunSan Antonio
- Thu, Nov 26Texas Tough Turkey Chase 5k/10k and Kids RunSan Antonio5K10K Competitive
- Thu, Nov 26San Antonio Food Bank Turkey Trot 5KSan Antonio5K Local
- Sat, Nov 28Coffee Lovers Run 5K/10K/13.1 SAN ANTONIOSan Antonio5K10KHalf marathon
- Sat, Nov 28Thanksgiving Gobble Trot Run 5K/10K/13.1 SAN ANTONIOSan Antonio5K10KHalf marathon
- Sun, Nov 29Turkey TrailsSan Antonio5K10K
- Sun, Nov 29Turkey Trails - San AntonioSan Antonio5K10KHalf marathon Competitive
December 2026
- Fri, Dec 4San Antonio MarathonSan AntonioMarathon
- Fri, Dec 42026 - San Antonio MarathonSan Antonio5K
- Fri, Dec 42026 San Antonio MarathonSan Antonio5K
- Sat, Dec 5San Antonio Half 13.1, 10K, 5KSan Antonio5K10K
- Sat, Dec 5San Antonio Half 13.1, 10k, 5kSan Antonio5K10KHalf marathon
- Sun, Dec 6San Antonio MarathonSan AntonioMarathon
- Sun, Dec 62026 San Antonio MarathonSan AntonioHalf marathonMarathon
- Sun, Dec 62026 - San Antonio MarathonSan AntonioHalf marathonMarathon
- Sat, Dec 12Jingle Paws 5KSan Antonio5K
- Sat, Dec 12Jingle Trails ChallengeSan Antonio5K10K
- Sat, Dec 12YMCA 5K Reindeer Dash & Rudolph Kids DashSan Antonio5K
- Sat, Dec 12Run for Breast Cancer 5K/10K/13.1 SAN ANTONIOSan Antonio5K10KHalf marathon
- Sat, Dec 12Sunrise Marathon 5K/10K/13.1 SAN ANTONIOSan Antonio5K10KHalf marathon
- Sat, Dec 122026 Jingle Bell Run - San Antonio, TXSan Antonio5K
- Sat, Dec 12Jingle TrailsSan Antonio5K10K
- Sat, Dec 12Dashing Through the Lights: Light the Way 5K RunSan Antonio5K
- Sun, Dec 13Dragon Trails 50KSan Antonio5KUltra
- Sun, Dec 13Candy Cane Course - San AntonioSan Antonio5K10K Competitive
- Sun, Dec 13Santa Hustle San AntonioSan Antonio5K10K
- Sat, Dec 19Snowball RunSan Antonio5K
- Sat, Dec 19Stars At Night HalfSan Antonio5K10K
- Sat, Dec 19STARS AT NIGHT HALF & St. Nick@Night 5k/10k | 12/19/26San Antonio5K10KHalf marathon
- Sat, Dec 19Morgan's Snowball Run, Walk, Roll, or Stroll 5K/1K @ Morgan's WonderlandSan Antonio5K
- Sun, Dec 20Gingerbread Lane 5K and 10KSan Antonio5K10K
- Sun, Dec 20Frosty Five: 5K Costume Fun RunSan antonio5K Local
- Sun, Dec 20Gingerbread Lane 5K & 10K San AntonioSan Antonio5K10K Local
- Sat, Dec 26A Merry Christmas Run 5K/10K/13.1 SAN ANTONIOSan Antonio5K10KHalf marathon
- Sat, Dec 26New Year's Run 5K/10K/13.1 SAN ANTONIOSan Antonio5K10KHalf marathon
- Thu, Dec 31San Antonio New Years Eve 5kSan antonio5K Competitive
January 2027
- Sat, Jan 22027 New Year Chase Peace RunSan Antonio10K
- Sun, Jan 10Time TravelSan Antonio5K10K
- Sun, Jan 10Bigfoot Classic - San AntonioSan Antonio5KHalf marathonMarathon
- Sat, Jan 16Texas Brewery Running SeriesSan Antonio5K
- Sat, Jan 16MLK Jr. Freedom Run 5K/10K/13.1 SAN ANTONIOSan Antonio5K10KHalf marathon
- Sat, Jan 16Sunrise Marathon 5K/10K/13.1 SAN ANTONIOSan Antonio5K10KHalf marathon
- Sun, Jan 17MLK 5K 2026San Antonio5K Local
- Sat, Jan 23Alamo City UltraSan Antonio5K10KUltra
- Sun, Jan 24La Llorona 10K Trail RunSan Antonio10K
- Sat, Jan 30Coffee Lovers Run SAN ANTONIOSan Antonio5K10KHalf marathon
- Sat, Jan 30Run for Donut SAN ANTONIOSan Antonio5K10KHalf marathon
- Sun, Jan 31Winter Dragon RaceSan Antonio5K10KHalf marathon
February 2027
- Sat, Feb 6San Antonio Stock Show & Rodeo Stampede 5K Run/Walk: A Scholarship RunSan Antonio5K
- Sun, Feb 7SARR Great Greenway Marathon RelaySan AntonioMarathon
- Sat, Feb 13Texas Brewery Running SeriesSan Antonio5K
- Sat, Feb 13Cupid's Chase 5K San AntonioSan Antonio5K
- Sat, Feb 13Run for Chocolate 5K/10K/13.1 SAN ANTONIOSan Antonio5K10KHalf marathon
- Sat, Feb 13Valentine's Day Run 5K/10K/13.1 SAN ANTONIOSan Antonio5K10KHalf marathon
- Sun, Feb 14Cold Front - San AntonioSan Antonio5K10K
- Sun, Feb 1416th Annual Be My Valentine: 5K Run/WalkSan Antonio5K Local
- Sat, Feb 20German Cantú Law 5KSan Antonio5K
- Sat, Feb 20Pi Miles E-Week's Family Fun Run/WalkSan Antonio5K
- Sun, Feb 2118th Annual Street2Feet 5K Run/ Walk & Kids K Fundraiser (virtual option available)San Antonio5K
- Sun, Feb 21Mardi Gras Madness - San AntonioSan Antonio5K10K
- Sat, Feb 27Run For Mental Health SAN ANTONIOSan Antonio5K10KHalf marathon
- Sat, Feb 27Run Together Against Breast Cancer SAN ANTONIOSan Antonio5K10KHalf marathon
- Sat, Feb 27RAPTOR DASH 5K RUNSan Antonio5K
- Sat, Feb 27UT San Antonio Alumni Association Diploma Dash 5KSan Antonio5K
March 2027
- Sat, Mar 6RUN THE ALAMO / 2027San Antonio5K10KHalf marathonMarathon
- Sun, Mar 14Rodeo Stampede - San AntonioSan Antonio5KHalf marathonMarathon Very competitive
- Sun, Mar 14Time to Paddy 5K/10K & Lucky 13.1 - San AntonioSan Antonio5K10KHalf marathon
- Sun, Mar 1416th Annual Freedas Run: 5K Run/WalkSan Antonio5K
- Sat, Mar 20St. Paddy's Day Lucky Run 5K/10K/13.1 SAN ANTONIOSan Antonio5K10KHalf marathon
- Sat, Mar 20Sunrise Marathon 5K/10K/13.1 SAN ANTONIOSan Antonio5K10KHalf marathon
- Sat, Mar 20Kharites Works Charity 5K & Community WalkSan Antonio5K
April 2027
- Sat, Apr 3Rewind Run 5KSan Antonio5K
- Sun, Apr 4Spring Fling - San AntonioSan Antonio5K10K Local
- Sat, Apr 10LIVING LIFE 5k - Hope in Every Step | 2027San Antonio5K
- Sat, Apr 10Run for PB&J 5k/10k/13.1 SAN ANTONIOSan Antonio5K10KHalf marathon
- Sat, Apr 10Sloth Run 5K/10K/13.1 SAN ANTONIOSan Antonio5K10KHalf marathon
- Sun, Apr 11Flock & Roll Fiesta 5K Fun RunSan Antonio5K
- Sun, Apr 1114th Annual Loteria Run: 5K Run/WalkSan Antonio5K Local
- Sat, Apr 17DoNot Stop Half Marathon/5K/10K - San AntonioSan Antonio5K10KHalf marathon
- Sat, Apr 17Running through the Decades Half Marathon - San AntonioSan Antonio5KHalf marathonMarathon Very competitive
- Sat, Apr 17Apex Health Run 2027San Antonio5K10K
- Sun, Apr 18SARR Fiesta Mission RunSan Antonio5K10KHalf marathon Local
- Sat, Apr 2415th annual Run to Remember 5K/10K and 0.5k Beer RunSan Antonio5K10K Local
- Sat, Apr 24Coffee Lovers Run SAN ANTONIOSan Antonio5K10KHalf marathon
- Sat, Apr 24Run for Donut SAN ANTONIOSan Antonio5K10KHalf marathon
- Sun, Apr 25Siesta Half MarathonSan AntonioHalf marathon
May 2027
- Sat, May 1Miles That Matter 5KSan Antonio5K
- Sat, May 8Run for Chocolate 5k/10k/13.1 SAN ANTONIOSan Antonio5K10KHalf marathon
- Sat, May 8Fiesta Footsteps for EducationSan Antonio5K
- Sun, May 9Run This Mother Half Marathon, 10k, 5KSan Antonio5K10KHalf marathon
- Sun, May 9The Wiener Run - San AntonioSan Antonio5K10K
- Sun, May 23American Hero 25K Relay & Half MarathonSan Antonio5K10KHalf marathon Local
- Sat, May 29Hometown Half Marathon/5K/10K - San AntonioSan Antonio5K10KHalf marathon
June 2027
- Sat, Jun 5San Antonio Run Day 5kSan Antonio5K
- Sat, Jun 12Lemonade Dash San AntonioSan Antonio5K10K
- Sat, Jun 12The Big Kahuna 5K, 10K - San AntonioSan Antonio5K10K Local
- Sat, Jun 12Y'all Means All 5K Race/WalkSan Antonio5K
- Sun, Jun 13Texas Sun Showdown Half Marathon, Relay & 5kSan Antonio5KHalf marathon Competitive
- Sat, Jun 19Run Juneteenth Day 5K/10K/13.1 SAN ANTONIOSan Antonio5K10KHalf marathon
- Sat, Jun 19Treat Trot San AntonioSan Antonio5K10K
- Sat, Jun 1910th Annual The Longest Day 5K/10K/0.5k Beer Run by Beard vs BeansSan Antonio5K10K Local
- Sat, Jun 26Big Red and Barbacoa 5K Run/WalkSan Antonio5K Local
July 2027
- Sat, Jul 10Popsicle Dash San AntonioSan Antonio5K10K
- Sat, Jul 10Red, White and Blue Half Marathon - San AntonioSan AntonioHalf marathon
- Fri, Jul 16MidSummer Night’s Dream 5k , 10k, and 10K 2-Person RelaySan Antonio5K
- Sat, Jul 24SARR Women's RunSan Antonio5K10K
- Sat, Jul 31Heatwave Half Marathon/5K/10K - San AntonioSan Antonio5K10KHalf marathon Competitive
- Sat, Jul 31Brack Alumni Dash 5k and 5K RelaySan Antonio5K