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Half Marathons Found In St. Louis, Missouri
View all ↓Half Marathons in & near St. Louis, Missouri 2025 - 2026
The most comprehensive list of Half Marathons in and near St. Louis, Missouri in 2025 - 2026. Find your perfect race!
Race Calendar: Half Marathons Found In St. Louis, Missouri
🚀Boosted
Yeti Endurance Weekend
Kansas City, Missouri
15 Nov 25
$31.45 - $56.16
🚀Boosted
The Bluffs Trail Runs
Eminence, Missouri
02 May 26
$16.90 - $117.60
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Run for Donuts 5K/10K/13.1 KANSAS CITY
Kansas City, Missouri
14 Jun 25
$32.80 - $52.94
Hometown Half Marathon & 5k/10k - Kansas City
Parkville, Missouri
14 Jun 25
$20.83 - $73.94
Love to Run St. Charles 5k | 10k | Half Marathon | Marathon (NEW!)
Saint Charles, Missouri
14 Jun 25
$9.07 - $108.35
Clinton Historic Half Marathon & 5K
Clinton, Missouri
14 Jun 25
$43.95 - $96.12
Father's Day Fun Run 5K/10K/13.1 KANSAS CITY
Kansas City, Missouri
14 Jun 25
$32.80 - $52.94
Hometown Half Marathon & 5k/10k - St Louis
St. Charles, Missouri
15 Jun 25
$20.83 - $73.94
The "ROCKIN' RIVERFEST" 5k, 10K, Half Marathon & Fun Run!
St Charles, Missouri
05 Jul 25
$27.50 - $84.74
July 4th Freedom Run 5K/10K/13.1 KANSAS CITY
Kansas City, Missouri
05 Jul 25
$32.80 - $52.94
SuperHeroes Run 5K/10K/13.1 KANSAS CITY
Kansas City, Missouri
05 Jul 25
$32.80 - $52.94
Rock Island Trail Half Marathon and 5K
Pleasant Hill, Missouri
26 Jul 25
$35.95 - $48.95
Run for Wine & Cheese 5K/10K/13.1 KANSAS CITY
Kansas City, Missouri
02 Aug 25
$32.80 - $48.70
Singles & Friends Running Club 5K/10K/13.1 KANSAS CITY
Kansas City, Missouri
02 Aug 25
$32.80 - $48.70
Swifty Fun Run - 1 mile | 5k | 10k | 13.1 mile
Saint Louis, Missouri
09 Aug 25
$9.07 - $87.00
The Labor Day Run/Ruck
St Louis, Missouri
30 Aug 25
$42.34 - $84.74
Corps of Discovery Trail Races
Saint Charles, Missouri
30 Aug 25
$60.31 - $81.66
Labor Day Run 5K/10K/13.1 KANSAS CITY
Kansas City, Missouri
30 Aug 25
$32.80 - $48.70
Sunrise Marathon 5K/10K/13.1 KANSAS CITY
Kansas City, Missouri
30 Aug 25
$32.80 - $48.70
National Chocolate Day: Run for Chocolates KANSAS CITY
Kansas City, Missouri
13 Sep 25
$32.80 - $48.70
Hedgehog Dash 5K/10K/13.1 KANSAS CITY
Kansas City, Missouri
13 Sep 25
$32.80 - $48.70
National Singles Day: Singles & Friends Running Club KANSAS CITY
Kansas City, Missouri
27 Sep 25
$32.80 - $48.70
National Coffee Day: Run for Coffee KANSAS CITY
Kansas City, Missouri
27 Sep 25
$32.80 - $48.70
Swifty Fun Run - Kansas City
Kansas City, Missouri
27 Sep 25
$9.07 - $81.66
Corn Cob Classic
Washington, Missouri
27 Sep 25
$38.60 - $81.00
City of Roses Half Marathon & 5K
Cape Girardeau, Missouri
28 Sep 25
$32.80 - $160.00
Cheers to Oktoberfest Run 5K/10K/13.1 KANSAS CITY
Kansas City, Missouri
04 Oct 25
$32.80 - $48.70
Run for Donuts 5K/10K/13.1 KANSAS CITY
Kansas City, Missouri
04 Oct 25
$32.80 - $48.70
The Betsy Farris Memorial Run
Columbia, Missouri
04 Oct 25
$25.00 - $50.00
MO' Cowbell Marathon/Half-Marathon/10K/5K
Saint Charles, Missouri
05 Oct 25 - 30 Oct 25
$38.96 - $122.23
Trailfest | Fleet Feet Springfield
Highlandville, Missouri
05 Oct 25
$49.20 - $70.40
The Great GO! St. Louis Halloween Race
St. Louis, Missouri
18 Oct 25 - 19 Oct 25
$22.95 - $70.99
I-35 Challenge
Kansas City, Missouri
18 Oct 25 - 19 Oct 25
$38.10 - $293.95
Garmin Kansas City Marathon
Kansas City, Missouri
18 Oct 25
$48.70 - $133.50
The Innsbrook Half Marathon & 10k
Innsbrook, Missouri
25 Oct 25
$49.64 - $70.99
Spooky Sprint - Kansas City
Lee's Summit, Missouri
25 Oct 25
$20.83 - $50.28
Spooky Sprint- St. Louis
Maryland Heights, Missouri
26 Oct 25
$20.83 - $50.28
The SKIPPO Trail Race
Ballwin, Missouri
01 Nov 25 - 02 Nov 25
$53.91 - $116.89
Saint Louis Half Marathon and 5K
Saint Louis, Missouri
09 Nov 25
$38.86 - $81.56
Honoring our Heroes Marathon
Rolla, Missouri
15 Nov 25
$33.63 - $188.41
Yeti Endurance Weekend
Kansas City, Missouri
15 Nov 25
$31.45 - $56.16
Run for Coffee Lovers 5K/10K/13.1 KANSAS CITY
Kansas City, Missouri
29 Nov 25
$32.80 - $48.70
Showing 1-40 of 59 results
