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Best San Antonio, Texas Half Marathon Races

View some of the best Half Marathon races in San Antonio, Texas! RaceMob's race calendar allows you to find races that suits your needs. Use our advanced filters below or calendar on the right, and discover new races. We try to maintain up to date information, and rely heavily on our community of volunteers. If you find a race that we're missing, use the "Suggest Race" button on the right. Find RaceMob discounts that others have added or add deals that you've discovered.

    • 1/2M

    San Antonio, TX

    7.07 miles away

    I'm Attending

    Dragons Den Half Marathon, 10k, 5k

    Dragon’s Den half Marathon is a challenging race for all levels. There are three events: Half-Marathon, 10k and 5k. All registrants receive a finishers medal, a turkey leg, refreshments, and amazing race swag plus much more. The race course is hel...

    • 1/2M

    Helotes, TX

    15.88 miles away

    I'm Attending

    Texas Tough Helotes Relays Half Marathon & 5k

    In September we will be having something new and challenging for you. Our Helotes Half Marathon relay race now rebranded as the Helotes Halfmarathon Relays and 5K. The Race will start at old town Helotes and we will be having an option where you c...

    • 1/2M

    San Antonio, TX

    4.5 miles away

    I'm Attending

    Run This Mother 5k and Half Marathon

    Ladies we are so excited to be hosting our San Antonio women's Only Half marathon in 2022 along with our Run This mother 5k. Please join us for your next half marathon in 2022 and come celebrate a great start to your day on our beautiful course al...

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