Upcoming Half Marathons in Missouri

Endurance Grid lists ninety-nine half marathons in Missouri, from September 2026 to August 2027 across 24 cities.

99
Races
24
Cities
9
Sports

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Frequently Asked Questions

How many half marathons are in Missouri?
Endurance Grid's Race Calendar lists 99 upcoming half marathons in Missouri, in 24 cities, from September 2026 to August 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, Springfield, St Louis, Ballwin, Glencoe, Maryland Heights, Parkville, and Saint Louis, plus 14 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 road cycling, duathlon, gravel, obstacle course, rucking, running, trail running, triathlon, and ultra races of various distances.