Marathon Races in Missouri

Find upcoming marathon races in Missouri — with dates, locations, and direct registration links.

101 upcoming marathon races found in Missouri

Upcoming Marathon Races in Missouri

2nd Annual Backyard Ultra Marathon at NewTown+1

Oct 10

Backyard Ultra in New Town (Oct 10 8:00AM)

Sat, October 10, 2026

Saint Charles, MO

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5K Registration+5

Oct 10

Bagel Run 5K/10K/13.1 KANSAS CITY

Sat, October 10, 2026

Kansas City, MO

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5K Registration+5

Oct 10

Bagel Run 5K/10K/13.1 MEMPHIS

Sat, October 10, 2026

Memphis, MO

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5K Registration+5

Nov 28

Coffee Lovers Run 5K/10K/13.1 KANSAS CITY

Sat, November 28, 2026

Kansas City, MO

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5K Registration+5

Oct 10

Coffee Lovers Run 5K/10K/13.1 KANSAS CITY

Sat, October 10, 2026

Kansas City, MO

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DeClue Loops Trail Race - 8 Mile+3

Oct 10

DeClue Loops Trail Race

Sat, October 10, 2026

Wildwood, MO

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Marathon+7

Oct 17

Garmin Kansas City Marathon

Sat, October 17, 2026

Kansas City, MO

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Half-Marathon+6

Nov 20

Go Girl Run | St. Louis, MO

Fri, November 20, 2026

Eureka, MO

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5K+2

Nov 14

Gobbler 5K, 10K, & 13.1M at Branson, MO (46)

Sat, November 14, 2026

Branson, MO

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5K+2

Oct 10

Haunted 5K, 10K, & 13.1M at Branson, MO (41)

Sat, October 10, 2026

Branson, MO

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5K+2

Dec 12

Holiday 5K, 10K, & 13.1M at Branson, MO (50)

Sat, December 12, 2026

Branson, MO

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Marathon+8

Nov 21

Honoring our Heroes Marathon

Sat, November 21, 2026

Rolla, MO

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I-35 Challenge - Kansas City Marathon & Des Moines Marathon+4

Oct 17

I-35 Challenge

Sat, October 17, 2026

Kansas City, MO

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Half-Marathon-ish

Oct 16

MIDNIGHT Rat Race - UNSANCTIONED

Fri, October 16, 2026

Springfield, MO

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Marathon+7

Nov 8

MO' Cowbell Marathon/Half-Marathon/10K/5K

Sun, November 8, 2026

Saint Charles, MO

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5K Registration+5

Oct 31

PB&J Fuel Run 5K/10K/13.1 KANSAS CITY

Sat, October 31, 2026

Kansas City, MO

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5K Registration+5

Nov 14

Run for Mental Health 5K/10K/13.1 KANSAS CITY

Sat, November 14, 2026

Kansas City, MO

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5K Registration+5

Jun 19

Run Juneteenth Day 5K/10K/13.1 KANSAS CITY

Sat, June 19, 2027

Kansas City, MO

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Saint Louis Half Marathon+3

Nov 8

Saint Louis Half Marathon and 5K

Sun, November 8, 2026

Saint Louis, MO

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5K Registration+5

Apr 10

Sloth Run 5K/10K/13.1 KANSAS CITY

Sat, April 10, 2027

Kansas City, MO

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Kids Dash+9

Oct 25

Spooky Sprint - Kansas City

Sun, October 25, 2026

Kansas City, MO

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Kids Dash+10

Oct 4

Spooky Sprint - Springfield

Sun, October 4, 2026

Springfield, MO

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Kids Dash+9

Oct 24

Spooky Sprint- St. Louis

Sat, October 24, 2026

St. Louis, MO

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Solo Marathon+3

Nov 22

St. Louis Track Club Marathon Relay

Sun, November 22, 2026

Saint Louis, MO

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Half Marathon+8

Oct 24

The Great GO! St. Louis Halloween Race

Sat, October 24, 2026

St. Louis, MO

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Innsbrook Half Marathon+1

Oct 24

The Innsbrook Half Marathon & 10k

Sat, October 24, 2026

Innsbrook, MO

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5k+2

Oct 4

Trailfest | Fleet Feet Springfield

Sun, October 4, 2026

Highlandville, MO

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Kids Dash+9

Nov 29

Turkey Trails - Kansas City

Sun, November 29, 2026

Kansas City, MO

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Kid's Dash+9

Nov 14

Turkey Trails - Springfield

Sat, November 14, 2026

Springfield, MO

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Kids Dash+9

Nov 28

Turkey Trails - St. Louis

Sat, November 28, 2026

St. Louis, MO

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