Upcoming Half Marathons in Missouri

Endurance Grid lists one hundred half marathons in Missouri, from October 2026 to October 2027 across 22 cities.

100
Races
22
Cities
12
Sports

Running races in Missouri

Your next race is out there. Go find it.

All Missouri Running Races

Frequently Asked Questions

How many half marathons are in Missouri?
Endurance Grid's Race Calendar lists 100 upcoming half marathons in Missouri, in 22 cities, from October 2026 to October 2027.
How long is a half marathon?
A half marathon is a running race where athletes run 13.1 miles long (21.1 kilometers) for time.
Which Missouri cities host half marathons?
Half marathons in Missouri are held in Kansas City, Branson, St. Louis, Maryland Heights, Saint Louis, Springfield, St Louis, Parkville, Ballwin, and Glencoe, plus 12 other cities.
What other race distances are available in Missouri?
Beyond half marathon, Missouri races cover a wide range of distances. Missouri also has 5Ks, 10Ks, and marathons for running races. Additionally, Endurance Grid's Race Calendar also covers other sports, with aquabike, road cycling, duathlon, gravel, obstacle course, rucking, running, swimming, swimrun, trail running, triathlon, and ultra races of various distances.