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•56 upcoming races

Half marathons across
St. Louis.

Every upcoming half marathons in St. Louis — dates, start lines and registration, with the crews to train with listed right beside them.

Browse by distance

All races565K4610K18Half Marathon18Marathon3

September

1 race
St. LouisGolden Harvest Half Marathon & 5k/10k - St. Louis5K10KHalf MarathonOther distances

October

2 races
St. LouisSpooky Sprint- St. Louis5K10KHalf MarathonOther distancesSt. LouisThe Great GO! St. Louis Halloween Race5K10KHalf MarathonOther distances

November

4 races
Saint CharlesMO' Cowbell Marathon/Half-Marathon/10K/5K5K10KHalf MarathonMarathonSaint LouisSaint Louis Half Marathon and 5K5KHalf MarathonMunicipal Theatre Association, Theatre Drive, St. Louis, MO · St. LouisSt. Louis Half Marathon & 5K5KHalf MarathonSt. LouisTurkey Trails - St. Louis5K10KHalf MarathonOther distances

December

1 race
Saint LouisSt. Louis Track Club - Frostbite Series5KHalf MarathonOther distances

January 2027

2 races
Saint LouisShITR - Shivery Icy Trail Run5K10KHalf MarathonOther distancesSt LouisTime Travel Half-Marathon/5K/10K - St. Louis5K10KHalf MarathonOther distances

February 2027

1 race
St. LouisRunning From Yeti - St. Louis, MO5K10KHalf MarathonOther distances

March 2027

1 race
St LouisTime to Paddy 5K/10K & Lucky 13.1 - St Louis5K10KHalf MarathonOther distances

April 2027

2 races
St. LouisSt. Louis MarathonHalf MarathonMarathonOther distancesSt. LouisDoNot Stop Half Marathon/5K/10K - St. Louis5K10KHalf MarathonOther distances

May 2027

1 race
St LouisHometown Half Marathon/5K/10K - St Louis5K10KHalf MarathonOther distances

July 2027

2 races
St CharlesThe "ROCKIN' RIVERFEST" 5k, 10K, HALF MARATHON & Fun Run!5K10KHalf MarathonSt. LouisHeatwave Half Marathon/5K/10K - St. Louis5K10KHalf MarathonOther distancesRegistration closed

September 2027

1 race
St LouisThe Labor Day Slay 5K-10K-10K-RUCK & Half Marathon5K10KHalf Marathon

Race listings sync daily from RunSignup and Race Roster, and are not individually verified the way RunVibe's club listings are.

Recently run

Sat, Aug 15START 5K & 10KPassedSun, Aug 2Big River Training TeamPassedSat, Feb 7St. Louis Track Club Frostbite SeriesPassedSat, Mar 28Fight for Air Climb - St. LouisPassed

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