raceIQ

Marathons in Missouri

14 upcoming marathons in Missouri, with dates and field depth before you enter.

All races5K races 31410K races 175Half marathons 111Marathons 14Ultramarathons 10 Races near me
Most competitive fields

Ranked by how fast the front of the field ran in recent editions, compared with every race we track at that distance.

  1. 1Muddy River Half MarathonSat, May 1Cape GirardeauMarathon Competitive
  2. 2St. Louis Track Club Marathon RelaySun, Nov 22Saint LouisMarathon Competitive
  3. 3OMRR's Run for the RanchSat, Dec 19Springfield5KHalf marathonMarathon Local
  4. 4Bass Pro Fitness Series Marathon WeekendSun, Nov 1Springfield5KHalf marathonMarathon
  5. 5Yeti Endurance WeekendSun, Nov 15Kansas CityHalf marathonMarathon

Which of these could you place in? raceIQ ranks them by where your pace would finish, in your age group and gender.

Find your races

November 2026

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February 2027

April 2027

May 2027