Running races in St. Louis, MO — October 2026

12 races within 25 miles, Mon, Oct 19 – Sat, Oct 31.

Fri Oct 23 9:00pm

5K $45 20.3 mi away

Sat Oct 24 7:00am

5K10K Eureka, MO hand-checked check the official site for entry Race details

Sat Oct 24 7:00am

5K10K $50 4.1 mi away

Sat Oct 24 8:00am

5K10KHalf marathon $44 St. Louis, MO

Sat Oct 24 8:30am

5K Fenton, MO

Sat Oct 24 8:30am

5K10K $12.99 St. Louis, MO

Sun Oct 25 7:00am

Half marathon Eureka, MO hand-checked check the official site for entry

Sun Oct 25 7:00am

Half marathon $100 4.1 mi away

Sun Oct 25 8:00am

5K $45 9.8 mi away

Thu Oct 29 6:00pm

5K $20 24.6 mi away

Fri Oct 30 8:15am

5K $20 16.3 mi away

Sat Oct 31 9:00am

10K $49 Ballwin, MO

Other months in St. Louis, MO