Rock Island Trail Half Marathon and 5K

Race Overview: A race coming up on 2026-06-20 in Pleasant Hill, MO. Get all the nerdy details below or follow the sign up links to secure your spot today!
Sign Up Here
Nerdrunner Verified
Race data last checked: 2026-02-03

Race Overview:

Join us for this sixth annual event on the Rock Island Trail on June 20! Starting from Pleasant Hill, MO, the race features an out and back half marathon and 5K course to the southeast on the Rock Island Spur of the Katy Trail. There will be hydration stations and mile markers along the course and all participants will receive a custom finishers medal and can purchase a race shirt for an additional fee. The number of registrants will be limited for this event and we ask all half marathon participants to finish in no longer than 3 hours.

Sign Up Here