Half Marathons in St Louis, Missouri 2026 — MyNextRace

There are 4 half marathons in St Louis, Missouri in 2026. The next is the Go Girl Run | St. Louis, MO on November 20.

Fri, Nov 20 · St Louis, MO St Louis

Virtual Little Miss GO GIRL 1/2 MileLittle Miss GO GIRL Full Mile5k +4

From $15 Open Closing Soon

Sun, Mar 7 · St Louis, MO St Louis

Virtual 1 Mile1 Mile5k +11

From $17 Open 5 spots left

Sun, May 2 · St Louis, MO St Louis

Virtual 1 Mile1 Mile5k +11

From $17 Open 5 spots left

Sat, Sep 4 · St Louis, MO St Louis

Road 5k5k10K Ruck +5

From $39 Open

Half Marathons in St Louis, Missouri