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Half Marathon Races in Missouri

86 upcoming Half Marathon races across Missouri. Run This events are listed first — pick a city below to narrow it down.

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Cities in MissouriKansas CitySt LouisSpringfieldBransonParkvilleSaint Louis

86 races

Fri, Aug 7, 2026

Swifty Fun Run - 1 mile | 5k | 10k | 13.1 mile

Saint Louis, MO

Outside1 mile5K10KMarathon

Fri, Aug 7, 2026

Ninja 5K, 10K, & 13.1M at Branson, MO (32)

Branson, MO

Outside5K10KMarathon

Fri, Aug 7, 2026

Spirit Trail Classic

Knob Noster, MO

Outside5K10K9.3 mi12.4 mi

Fri, Aug 14, 2026

Run for PB& J 5K/10K/13.1 KANSAS CITY

Kansas City, MO

Outside5K10KMarathon1 mile

Fri, Aug 14, 2026

Bagel Run 5K/10K/13.1 KANSAS CITY

Kansas City, MO

Outside5K10KMarathon1 mile

Sat, Aug 15, 2026

Hearts for RMHKC Half Marathon,10K, 5K, 1 Mile Walk, & Kid's Fun Run

Parkville, MO

OutsideMarathon10K5K1 mile

Fri, Aug 28, 2026

Corps of Discovery Trail Races

Saint Charles, MO

OutsideMarathon8.0 mi5.0 mi

Fri, Aug 28, 2026

Sloth Run 5K/10K/13.1 KANSAS CITY

Kansas City, MO

Outside5K10KMarathon1 mile

Fri, Aug 28, 2026

Run for Breast Cancer 5K/10K/13.1 KANSAS CITY

Kansas City, MO

Outside5K10KMarathon1 mile

Fri, Aug 28, 2026

Medal Madness 5K, 10K, & 13.1M at Kansas City, MO (35)

Kansas City, MO

Outside5K10KMarathon

Fri, Sep 4, 2026

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

St Louis, MO

Outside5K10KMarathon

Fri, Sep 4, 2026

Medal Madness 5K, 10K, & 13.1M at Kansas City, MO (36)

Kansas City, MO

Outside5K10KMarathon

Fri, Sep 11, 2026

Golden Harvest Half Marathon & 5k/10k - Springfield

Springfield, MO

Outside50 m1 mile5K10K

Fri, Sep 11, 2026

Medal Madness 5K, 10K, & 13.1M at Branson, MO (37)

Branson, MO

Outside5K10KMarathon

Fri, Sep 11, 2026

National Chocolate Day: Run for Chocolates 5K/10K/13.1 KANSAS CITY

Kansas City, MO

Outside5K10KMarathon1 mile

Fri, Sep 11, 2026

Run for Mental Health 5K/10K/13.1 KANSAS CITY

Kansas City, MO

Outside5K10KMarathon1 mile

Fri, Sep 18, 2026

Running From Squatch - Springfield, MO

Springfield, MO

Outside23.4 miMarathon10K5K

Fri, Sep 25, 2026

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

St. Louis, MO

Outside50 m1 mile5K10K

Fri, Sep 25, 2026

Oktoberfest Run 5K/10K/13.1 KANSAS CITY

Kansas City, MO

Outside5K10KMarathon1 mile

Fri, Sep 25, 2026

Run for Donuts 5K/10K/13.1 KANSAS CITY

Kansas City, MO

Outside5K10KMarathon1 mile

Sat, Sep 26, 2026

Golden Harvest Half Marathon & 5k/10k - Kansas City

Parkville, MO

Outside50 m1 mile5K10K

Sat, Sep 26, 2026

City of Roses Half Marathon & 5K

Cape Girardeau, MO

OutsideMarathon5K

Fri, Oct 2, 2026

Haunted 5K, 10K, & 13.1M at Kansas City, MO (40)

Kansas City, MO

Outside5K10KMarathon

Fri, Oct 2, 2026

She Dreams Bigger - Women's Run

Maryland Heights, MO

Outside1 mile5K10KMarathon

Sat, Oct 3, 2026

Spooky Sprint - Springfield

Willard, MO

Outside50 m1 mile5K10K

Sat, Oct 3, 2026

Trailfest | Fleet Feet Springfield

Highlandville, MO

Outside5K10KMarathon

Fri, Oct 9, 2026

Haunted 5K, 10K, & 13.1M at Branson, MO (41)

Branson, MO

Outside5K10KMarathon

Fri, Oct 9, 2026

Bagel Run 5K/10K/13.1 KANSAS CITY

Kansas City, MO

Outside5K10KMarathon1 mile

Fri, Oct 9, 2026

Coffee Lovers Run 5K/10K/13.1 KANSAS CITY

Kansas City, MO

Outside5K10KMarathon1 mile

Thu, Oct 15, 2026

MIDNIGHT Rat Race - UNSANCTIONED

Springfield, MO

OutsideMarathon

Fri, Oct 16, 2026

Garmin Kansas City Marathon

Kansas City, MO

OutsideMarathon10K5K

Fri, Oct 16, 2026

Sunset Mountain's Naked Mile - Snap Dragon Style

Noel, MO

OutsideMarathon

Fri, Oct 23, 2026

Spooky Sprint- St. Louis

St. Louis, MO

Outside50 m1 mile5K10K

Fri, Oct 23, 2026

The Innsbrook Half Marathon & 10k

Innsbrook, MO

OutsideMarathon10K

Fri, Oct 23, 2026

The Great GO! St. Louis Halloween Race

St. Louis, MO

OutsideMarathon10K5K1 mile

Sat, Oct 24, 2026

Spooky Sprint - Kansas City

Lee's Summit, MO

Outside50 m1 mile5K10K

Fri, Oct 30, 2026

PB&J Fuel Run 5K/10K/13.1 KANSAS CITY

Kansas City, MO

Outside5K10KMarathon1 mile

Fri, Oct 30, 2026

Medal Madness 5K, 10K, & 13.1M at Kansas City, MO (44)

Kansas City, MO

Outside5K10KMarathon

Fri, Oct 30, 2026

Halloween Trick or Trot Run 5K/10K/13.1 KANSAS CITY

Kansas City, MO

Outside5K10KMarathon1 mile

Fri, Oct 30, 2026

The SKIPPO Trail Race

Ballwin, MO

Outside10KMarathon18.6 mi24.9 mi

Fri, Nov 6, 2026

Gobbler 5K, 10K, & 13.1M at Kansas City, MO (45)

Kansas City, MO

Outside5K10KMarathon

Sat, Nov 7, 2026

MO' Cowbell Marathon/Half-Marathon/10K/5K

Saint Charles, MO

OutsideMarathon10K5K

Sat, Nov 7, 2026

Saint Louis Half Marathon and 5K

Saint Louis, MO

OutsideMarathon5K

Fri, Nov 13, 2026

Yeti Endurance Weekend

Kansas City, MO

Outside5K10KMarathon

Fri, Nov 13, 2026

Turkey Trails - Springfield

Springfield, MO

Outside1 mile5K10K50 m

Fri, Nov 13, 2026

Gobbler 5K, 10K, & 13.1M at Branson, MO (46)

Branson, MO

Outside5K10KMarathon

Fri, Nov 13, 2026

Run for Mental Health 5K/10K/13.1 KANSAS CITY

Kansas City, MO

Outside5K10KMarathon1 mile

Fri, Nov 13, 2026

Veterans Day Freedom Run 5K/10K/13.1 KANSAS CITY

Kansas City, MO

Outside5K10KMarathon1 mile

Thu, Nov 19, 2026

Go Girl Run | St. Louis, MO

Eureka, MO

OutsideMarathon5K805 m1 mile

Fri, Nov 20, 2026

The Midwest Ultra Trail Classic

Knob Noster, MO

Outside10K12.4 mi18.6 mi24.9 mi

Fri, Nov 20, 2026

Honoring our Heroes Marathon

Rolla, MO

OutsideMarathon10K5K

Fri, Nov 27, 2026

Turkey Trails - St. Louis

St. Louis, MO

Outside50 m1 mile5K10K

Fri, Nov 27, 2026

Coffee Lovers Run 5K/10K/13.1 KANSAS CITY

Kansas City, MO

Outside5K10KMarathon1 mile

Fri, Nov 27, 2026

Thanksgiving Gobble Trot Run 5K/10K/13.1 KANSAS CITY

Kansas City, MO

Outside5K10KMarathon1 mile

Sat, Nov 28, 2026

Turkey Trails - Kansas City

Parkville, MO

Outside50 m1 mile5K10K

Fri, Dec 4, 2026

Remember the Removal Walk, Ride, and Bike

Steelville, MO

Outside5.0 mi30.0 miMarathon

Fri, Dec 4, 2026

Holiday 5K, 10K, & 13.1M at Kansas City, MO (49)

Kansas City, MO

Outside5K10KMarathon

Fri, Dec 11, 2026

Holiday 5K, 10K, & 13.1M at Branson, MO (50)

Branson, MO

Outside5K10KMarathon

Fri, Dec 11, 2026

Run for Breast Cancer 5K/10K/13.1 KANSAS CITY

Kansas City, MO

Outside5K10KMarathon1 mile

Fri, Dec 11, 2026

Sunrise Marathon 5K/10K/13.1 KANSAS CITY

Kansas City, MO

Outside5K10KMarathon1 mile

Fri, Dec 18, 2026

OMRR's Run for the Ranch

Springfield, MO

OutsideMarathon5K1 mile

Fri, Dec 18, 2026

The Stick Season Trail Run and Series

Glencoe, MO

Outside10K4.0 mi13.5 mi5.5 mi

Fri, Dec 25, 2026

Holiday 5K, 10K, & 13.1M at Kansas City, MO (52)

Kansas City, MO

Outside5K10KMarathon

Fri, Dec 25, 2026

A Merry Christmas Run 5K/10K/13.1 KANSAS CITY

Kansas City, MO

Outside5K10KMarathon1 mile

Fri, Dec 25, 2026

New Year's Run 5K/10K/13.1 KANSAS CITY

Kansas City, MO

Outside5K10KMarathon1 mile

Sat, Jan 2, 2027

ShITR - Shivery Icy Trail Run

Saint Louis, MO

Outside1 mile5K10KMarathon

Fri, Jan 15, 2027

MLK Jr. Freedom Run 5K/10K/13.1 KANSAS CITY

Kansas City, MO

Outside5K10KMarathon1 mile

Fri, Jan 15, 2027

Sunrise Marathon 5K/10K/13.1 KANSAS CITY

Kansas City, MO

Outside5K10KMarathon1 mile

Fri, Jan 29, 2027

Coffee Lover Run KANSAS CITY

Kansas City, MO

Outside5K10KMarathon1 mile

Fri, Jan 29, 2027

Run for Donut KANSAS CITY

Kansas City, MO

Outside5K10KMarathon1 mile

Fri, Feb 12, 2027

Running From Yeti - St. Louis, MO

St. Louis, MO

Outside5K10KMarathon9.3 mi

Fri, Feb 12, 2027

The FROZEN STICK 5 Mile and Half Marathon Trail Run

Glencoe, MO

Outside5KMarathon

Fri, Feb 12, 2027

Valentine's Day Run 5K/10K/13.1 KANSAS CITY

Kansas City, MO

Outside5K10KMarathon1 mile

Fri, Feb 12, 2027

Run for Chocolate 5K/10K/13.1 KANSAS CITY

Kansas City, MO

Outside5K10KMarathon1 mile

Fri, Feb 19, 2027

Running From Yeti - Springfield, MO

Springfield, MO

Outside5K10KMarathon9.3 mi

Fri, Mar 5, 2027

Running From Yeti - Kansas City, MO

Kansas City, MO

Outside5K10KMarathon9.3 mi

Fri, Mar 12, 2027

Creve Coeur St. Paddy's Half Marathon, 10K & 5K Run/Walk

Maryland Heights, MO

OutsideMarathon10K5K100 m

Fri, Mar 19, 2027

Sunrise Marathon 5K/10K/13.1 KANSAS CITY

Kansas City, MO

Outside5K10KMarathon1 mile

Fri, Mar 19, 2027

RUN Liberty

Liberty, MO

OutsideMarathon10K5K

Fri, Apr 2, 2027

St. Louis Marathon

St. Louis, MO

OutsideMarathon10K5K1 mile

Fri, Apr 9, 2027

2027 Bridge and Dam

Lake Ozark, MO

Outside5K10KMarathon

Fri, Apr 9, 2027

Run for Bagels 5K/10K/13.1 KANSAS CITY

Kansas City, MO

Outside5K10KMarathon1 mile

Fri, Apr 23, 2027

Coffee Lover Run KANSAS CITY

Kansas City, MO

Outside5K10KMarathon1 mile

Fri, Apr 30, 2027

The Bluffs Trail Runs

Eminence, MO

OutsideMarathon9.3 mi10K5K

Fri, Apr 30, 2027

The SPRING SPRUNG 5k-10k 10K Ruck and Half Marathon

Ballwin, MO

Outside5K10KMarathon

Fri, Jul 2, 2027

The "ROCKIN' RIVERFEST" 5k, 10K, HALF MARATHON & Fun Run!

St Charles, MO

Outside5K10KMarathon

Half Marathon races by city in Missouri

Kansas City39St Louis7Springfield6Branson5Parkville3Saint Louis3