How do I register for the Run This Mother Half Marathon, 10k, 5K?

Registration is handled by the organizer at runsignup.com.

Spectator Guide · Run This Mother Half Marathon, 10k, 5K

Run This Mother Half Marathon Spectator Guide

October 29, 2026 · 3 min read

Large half marathon in San Antonio. Base at the start/finish area.

The Run This Mother Half Marathon is a large field event in San Antonio. Spectators should base at the start/finish area.

Use the official parking and closure information. Arrive early.

Agree on a landmark outside the finish chute.

When is the Run This Mother Half Marathon, 10k, 5K?: Sunday, May 9, 2027.
How do I register for the Run This Mother Half Marathon, 10k, 5K?: Registration is handled by the organizer at runsignup.com.

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