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•45 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 races455K3810K16Half Marathon17Marathon3

November

4 races
Saint CharlesMO' Cowbell Marathon/Half-Marathon/10K/5K5K10KHalf MarathonMarathonSaint LouisSaint Louis Track Club Half Marathon and 5K5KHalf MarathonMunicipal Theatre Association, Theatre Drive, St. Louis, MO · St. LouisSt. Louis Half Marathon & 5K5KHalf MarathonSt LouisGo Girl Run | St. Louis5KHalf MarathonOther distances

December

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

January 2027

1 race
Saint LouisShITR - Shivery Icy Trail Run - 1 MILE | 5K | 10K | HALF MARATHON5K10KHalf 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 distancesSaint LouisStudents on the GO!Half MarathonOther distances

May 2027

2 races
St LouisHometown Half Marathon/5K/10K - St Louis5K10KHalf MarathonOther distancesSaint CharlesLove to Run St. Charles - 5K | 10K | HALF MARATHON5K10KHalf 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 distances

August 2027

1 race
Saint LouisSwifty Fun Run - 1 MILE | 5K | 10K | HALF MARATHON5K10KHalf MarathonOther distances

September 2027

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

October 2027

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

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

Recently run

Sat, Oct 24The Great GO! St. Louis Halloween RacePassedSun, Oct 11Big River UnpavedPassedSun, Aug 2Big River Training TeamPassedSat, Aug 15START 5K & 10KPassed

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