Half-Marathon races in Missouri, United States — 2026 running calendar

Oct

10

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

Kansas City, Missouri, United States

$30.00 - $45.00

Running

5K 10K Half-Marathon 1.6K +8

Oct

16

MIDNIGHT Rat Race - UNSANCTIONED

Springfield, Missouri, United States

$65.00

Running

Half-Marathon

Oct

17

Garmin Kansas City Marathon

Kansas City, Missouri, United States

$50.00 - $145.00

Running

Marathon Half-Marathon 10K 5K +4

Oct

24

Spooky Sprint- St. Louis

Saint Louis, Missouri, United States

$22.00 - $68.00

Running

1.6K 5K 10K Half-Marathon

Oct

24

The Great GO! St. Louis Halloween Race

Saint Louis, Missouri, United States

$25.00 - $85.00

Running

5K 1.6K Half-Marathon 10K +4

Oct

24

The Innsbrook Half Marathon & 10k

Innsbrook, Missouri, United States

$50.00 - $75.00

Running

Half-Marathon 10K

Oct

25

Spooky Sprint - Kansas City

Lee's Summit, Missouri, United States

$22.00 - $66.00

Running

1.6K 5K 10K Half-Marathon

Oct

31

Medal Madness 5K, 10K, & 13.1M at Kansas City, MO (44)

Kansas City, Missouri, United States

$30.00 - $65.00

Running

5K 10K Half-Marathon

Oct

31

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

Kansas City, Missouri, United States

$30.00 - $45.00

Running

5K 10K Half-Marathon 1.6K +2

Oct

31

Halloween Trick or Trot Run 5K/10K/13.1 KANSAS CITY

Kansas City, Missouri, United States

$30.00 - $45.00

Running

5K 10K Half-Marathon 1.6K +2

Nov

07

Gobbler 5K, 10K, & 13.1M at Kansas City, MO (45)

Kansas City, Missouri, United States

$30.00 - $65.00

Running

5K 10K Half-Marathon

Nov

08

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

Saint Charles, Missouri, United States

$35.00 - $122.00

Running

Marathon Half-Marathon 10K 5K +4