SportsSunday, November 8
MO’ Cowbell Marathon/Half-Marathon/10K/5K
Sunday, November 8 · 7:30 a.m.-3 p.m. · Frontier Park in St. Charles, MO
- When
- Sunday, November 8 · 7:30 a.m.-3 p.m.
- Where
- Frontier Park in St. Charles, MO500 S Riverside Dr · St. Charles, MO · 63301
- Good to know
About this event
Don’t miss the fun and excitement of the 15th annual MO’ Cowbell Race on November 8, 2026! Four events to choose from on Sunday morning, the Marathon, the Half-Marathon, 10K or the 5K. Flat & fast courses, perfect for beginners or those who want to set a new personal best!
Registration for the Marathon, Half-Marathon, 10K, or the 5K includes:
Commemorative performance long-sleeve swag
One-of-a-Kind finisher medal
FREE and convenient parking
Free downloadable photos for all participants
Two-day Health and Fitness ExMO’ Packet Pickup
Family friendly post race party with lots of food, fun, and music
Registration for the Virtual Run includes:
2026 One-Of-A-Kind Finisher Medal
Shipping and handling of your medal to you
Option to add on race swag
Listed by gostlouis.org (The Events Calendar), gathered by the Chesterfield events calendar.