You can run Missouri half-marathon events in Augusta, Bear Creek Trail, Branson, Cape Girardeau, Columbia, Eminence, Highlandville, Indianapolis, Innsbrook, Jefferson City, Kansas, Kansas City, Kirksville, Lee's Summit, Rocheport, Rolla, Saint Charles, Springfield, St. Charles, St. Joseph, St. Louis, St. Peters, Waynesville, and Wildwood.
Missouri Half Marathons in August
This is the calendar of all the Missouri half marathons in August. On these race calendars, not only will you be able to search the basics of cities and dates, but you’ll also be able to find August Missouri half marathons by difficulty, scenery, race size, and attributes like whether it’s pet-friendly, stroller-friendly, or has a great finisher party.
If you can’t find the half marathon you’re looking for in Missouri in August, it’s possible the race has not updated their date to the current year or has switched months. If you know a race belongs on this calendar or have any edits you’d like to suggest for an existing race in Missouri in August, you can email us [email protected].
Filter Missouri Half Marathons
Race Size
Difficulty
Scenery
Type
Perfect For
Distances
Filter Missouri Half Marathons
Race Size
Difficulty
Scenery
Type
Perfect For
Distances
August 8, 2026
100-500 runners
St. Louis, Missouri
- 10K, 5k, Half Marathon, Trail & Road
Running in Missouri
FAQ
What are the most popular Missouri half marathons?
The three most popular Missouri half marathons are the Kansas City Half Marathon with 2,837 finishers, followed by the Rock the Parkway with 2,559 runners, and then the GO! St. Louis Marathon Weekend Half Marathon with 2,434 finishers.
What are the best Missouri half marathons for beginners in 2025?
The best Missouri half marathons we recommend most frequently for beginners are:
GO! St. Louis Marathon Weekend Half Marathon: While not the most scenic race, the course is easy with light rolling hills and the finishing area in the Gateway National Park is one of a kind.
Hospital Hill Run Half Marathon: A Kansas City running tradition with a high energy finisher party.
Rock the Parkway Half Marathon: One of the largest races in Kansas City with a beautiful course and crowds.
Which Missouri cities have half marathons?
