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Half Marathon Races in St Louis, MO

7 upcoming Half Marathon races in St Louis. Run This events are listed first.

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DistanceAll5K10KHalf MarathonMarathonUltra
Nearby citiesKansas CitySaint LouisSpringfieldColumbiaMaryland HeightsBransonParkvilleSaint JosephJoplinBallwinCarthageSaint Charles

7 races

Fri, Sep 4, 2026

The Labor Day Slay 5K-10K-10K-RUCK & Half Marathon

St Louis, MO

Outside5K10KMarathon

Fri, Sep 25, 2026

Golden Harvest Half Marathon & 5k/10k - St. Louis

St. Louis, MO

Outside50 m1 mile5K10K

Fri, Oct 23, 2026

Spooky Sprint- St. Louis

St. Louis, MO

Outside50 m1 mile5K10K

Fri, Oct 23, 2026

The Great GO! St. Louis Halloween Race

St. Louis, MO

OutsideMarathon10K5K1 mile

Fri, Nov 27, 2026

Turkey Trails - St. Louis

St. Louis, MO

Outside50 m1 mile5K10K

Fri, Feb 12, 2027

Running From Yeti - St. Louis, MO

St. Louis, MO

Outside5K10KMarathon9.3 mi

Fri, Apr 2, 2027

St. Louis Marathon

St. Louis, MO

OutsideMarathon10K5K1 mile

Other cities in Missouri

Kansas City67Saint Louis33Springfield21Columbia10Maryland Heights7Branson7Parkville7Saint Joseph6Joplin5Ballwin5Carthage5Saint Charles4Cape Girardeau4Kirkwood4Liberty4Rogersville4Chesterfield3Smithville3Lee's Summit3Osage Beach3Wildwood3Ozark3Knob Noster2Saint Peters2Walnut Shade2Jefferson City2Grandview2St. Charles2Florissant2