Saint Charles, MO | Sunday, November 8, 2026Registration Open
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
You can purchase new add-ons after completing your registration: Sign in under your RunSignUp account then go to your profile in the upper right corner. Go to upcoming races and make the changes under the MO' Cowbell Marathon/Half-Marathon/10K/5K.
View Digital Bib
Access your digital by logging onto RunSignup, navigating to Profile > Upcoming Events > Manage Registration > Pre-Race Bib. From this page you will be able to share or print your Digital bib using the icons above the bib ( https://help.runsignup.com/support/solutions/articles/17000102847-view-digital-bib )