Half Marathons Near Austin, TX

As of October 6, 2026, Crewable lists 24 upcoming half marathons near Austin, TX from October 2026 to November 2026. The next is Autumn Harvest 50K • 20-Miler • 10-Miler • 5-Miler • Full • Half • 10K • 5K • Big Bastrop Backyard Ultra (Last Runner & Last Rucker Standing) on October 10 in Bastrop, TX. Registration is open for 23.

Sources: UltraSignup, RunSignUp, UTMB, race organizers and race websites

Race calendar

October 2026

18 races

November 2026

6 races

Quick answers

What is the next half marathon near Austin, TX?

Autumn Harvest 50K • 20-Miler • 10-Miler • 5-Miler • Full • Half • 10K • 5K • Big Bastrop Backyard Ultra (Last Runner & Last Rucker Standing), on Saturday, October 10, 2026, in Bastrop, TX. Distances: Backyard Ultra, 50K, Marathon.

What is the closest half marathon to Austin?

Bagel Run 5K/10K/13.1 AUSTIN/ROUNDROCK in Austin, TX, about 1 mile from Austin, on October 10, 2026.

How many half marathons near Austin, TX have open registration?

23 of the 24 list registration as open as of October 6, 2026, including Autumn Harvest 50K • 20-Miler • 10-Miler • 5-Miler • Full • Half • 10K • 5K • Big Bastrop Backyard Ultra (Last Runner & Last Rucker Standing), Coffee Lovers Run 5K/10K/13.1 SAN ANTONIO and Cookie Run 5K/10K/13.1 SAN ANTONIO.

What is the busiest month for half marathons near Austin, TX?

October 2026, with 18 of the 24. November 2026 follows with 6.

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