5K races in Missouri, United States — 2026 running calendar

Weston Bluffs Trail 5K & 10K

Weston, Missouri, United States

Oct 17, 2026 (Sat)

$40.00 - $50.00

Running

5K 10K

Garmin Kansas City Marathon

Kansas City, Missouri, United States

Oct 17, 2026 (Sat)

$50.00 - $130.00

Running

Marathon Half-Marathon 10K 5K +4

UMSL 5K Run/Walk hosted by the UMSL Alumni Association

Saint Louis, Missouri, United States

Oct 17, 2026 (Sat)

$15.00 - $40.00

Running

5K

Team O’Reilly 5K Run/Walk

Springfield, Missouri, United States

Oct 17, 2026 (Sat)

Free

Running

5K

Atsu Founders Day Race

Kirksville, Missouri, United States

Oct 17, 2026 (Sat)

$15.00

Running, Walking

5.2K 1.9K

Clayton Community 5K Run Walk

Clayton, Missouri, United States

Oct 18, 2026 (Sun)

$30.00

Running

5K

Race 4 Hope | Joplin, MO

Joplin, Missouri, United States

Oct 18, 2026 (Sun)

$15.00 - $35.00

Running, Walking

5K 1.6K Youth 17&under 1 mile price +2

Moonlight Howl 5K Run/Walk

Ballwin, Missouri, United States

Oct 23, 2026 (Fri)

$35.00

Running

5K

The Great GO! St. Louis Halloween Race

Saint Louis, Missouri, United States

Oct 24, 2026 (Sat) – Oct 25, 2026

$20.00 - $75.00

Running

5K 1.6K Half-Marathon 10K +4

Hot Cider Hustle - St. Louis 5K & 10K

Saint Louis, Missouri, United States

Oct 24, 2026 (Sat)

$12.99 - $69.99

Running

5K 10K +5

Cliff Hanger Run

Kansas City, Missouri, United States

Oct 24, 2026 (Sat)

$30.00 - $40.00

Running, Walking

8K 5K 1.6K

Strong Like Lisa-Steps to Cure Sarcoma

Parkville, Missouri, United States

Oct 24, 2026 (Sat)

$30.00 - $35.00

Running

5K 1.6K