Running races in Missouri in Oct 2027

14 races in date order

FLATS Trail Half Marathon
October 2027 · Kirksville, MO · Half Marathon
Roots, rocks and singletrack around Forest Lake

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Thunder Mountain Challenge
October 2027 · Camdenton, MO · 5K

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Trailfest | Fleet Feet Springfield
October 2027 · Nixa, MO · Half Marathon · 10K · 5K
Ozark trail race outside Springfield, Missouri

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Oktoberfest 5K/10K and Kids Run
October 2027 · Kansas City, MO · 10K · 5K

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Gumbo Flats Pumpkin Run
October 2027 · Chesterfield, MO · 10K · 5K

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Haunted 5K, 10K, & Half Marathon at Stockstill Park, Branson, MO (41S40)
October 2027 · Branson, MO · Half Marathon · 10K · 5K

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Backyard Ultra in New Town
October 2027 · St. Charles, MO · 6.7 km · 2.6 Mile Ruck

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DeClue Loops Trail Race
October 2027 · Wildwood, MO · 50K · Marathon 26.2 · 16 Mile · 8 Mile
8.2-mile loops through Greensfelder Park near St. Louis

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JULIA'S WARRIORS RUN FOR HOPE
October 2027 · Smithville, MO · 5K · 1-Mile Walk
Named for Julia Bargman's fight with breast cancer

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Cardinal Glennon Sun Run
October 2027 · St. Louis, MO · 5K · 1 Mile

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Rock Bridge Revenge
October 2027 · Columbia, MO · 50K · 25K
Under a natural limestone bridge in the Ozarks

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Kansas City Marathon
October 2027 · Kansas City, MO · Marathon · Half Marathon · 10K · 5K

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Team O'Reilly 5K Run/Walk
October 2027 · Springfield, MO · 5K Run/Walk

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LOZ Oktoberfest 5k & 1/2 k
October 2027 · Osage Beach, MO · 5k · Oktoberfest 1/2 k
Runs along Lake of the Ozarks to a brewery finish

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← Missouri Oct Nov Dec Jan 2027 Feb 2027 Mar 2027 Apr 2027 May 2027 Jun 2027 Jul 2027 Aug 2027 Sep 2027

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Every race here is published by its organiser; RunCalendar checks the date and the entry window against the organiser's own page and rebuilds this calendar every night. A confirmed date shows its day; a provisional one shows only its month. Last updated 22 October 2026.