Missouri Marathons
15 upcoming marathons across Missouri, updated nightly. Want radius search and maps? Open these in the Race Finder.
When to race: marathons in Missouri
Missouri has 15 upcoming marathons over the next 12 months. October is the busiest month for them, with 4. Most are around Kansas City, Wildwood, Springfield. The next one is Heart of America Marathon & Relay on September 7 in Columbia.
- Sep 20262 races
- Oct 20264 races
- Nov 20263 races
- Dec 20262 races
- Feb 20271 race
- Apr 20271 race
- May 20271 race
- Aug 20271 race
September 2026
- Mon 9/7Heart of America Marathon & RelayColumbia, MO · Marathon · from $50 · register ↗
- Sat 9/26St. Joseph MarathonSt Joseph, MO · Marathon · Half Marathon · 10K · 5K · register ↗
October 2026
- Sat 10/10DeClue Loops Trail RaceWildwood, MO · 8 Miles · 16 Miles · Marathon · 32 Miles · Trail · from $60 · register ↗
- Sat 10/17Garmin Kansas City MarathonKansas City, MO · Marathon · Half Marathon · 10K · 5K · from $35 · register ↗
- Sat 10/17I-35 ChallengeKansas City, MO · Marathon · Half Marathon · from $35 · register ↗
- Sat 10/24Show Me Your Free State Marathon and UltraSt. Joseph, MO · Marathon · Half Marathon · register ↗
November 2026
- Sat 11/14Yeti Endurance WeekendKansas City, MO · 5K · 10K · Half Marathon · Marathon · from $22 · register ↗
- Sat 11/21Honoring our Heroes MarathonRolla, MO · Marathon · Half Marathon · 10K · 5K · from $30 · register ↗
- Sun 11/22St. Louis Track Club Marathon RelaySaint Louis, MO · Marathon · from $40 · register ↗
December 2026
- Sat 12/5Wildwood Trail MarathonWildwood, MO · Marathon · Half Marathon · 10K · Trail · register ↗
- Sat 12/19OMRR's Run for the RanchSpringfield, MO · 6 Hour · Marathon · Half Marathon · 5K · 1 Mile · from $5 · register ↗
February 2027
- Sat 2/20Running From Yeti - Springfield, MOSpringfield, MO · 5K · 10K · Half Marathon · Marathon · 15K · from $40 · register ↗
April 2027
- Sat 4/3St. Louis MarathonSt. Louis, MO · Marathon · Half Marathon · 10K · 5K · 1 Mile · from $25 · register ↗
May 2027
- Sat 5/1The Bluffs Trail RunsEminence, MO · Marathon · Half Marathon · 15K · 10K · 5K · Trail · from $15 · register ↗
August 2027
- Sun 8/12027 Matt Mason "Cowboy UP" Triathlon/DuathlonSmithville, MO · 14.4 Miles · 25.6 Miles · 16 Miles · from $55 · register ↗
Planning a race
- Boston qualifying timesthe BQ standard for every age group, and what the cutoff has really been
- Choosing a first marathonwhat to look for in a debut race, and what to avoid
More Missouri: 5K Races · 10K Races · Ultras · All Missouri races · Browse by state