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Kansas Half Marathon Calendar 2025-2026

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Monthly updates for Kansas

Get new running races (and updates) in your inbox every month.

Explore the best half marathons in Kansas for 2025-2026! Our updated list features 15 exciting races across the region. Find your next race in Kansas below and join the running community at these great events!

January 2026
Jan
1
Th

Hangover Half Marathon

10 km Half Marathon
February 2026
Feb
22
Su

Not 4 Wimps Half-Marathon

Trail Run 10 km 10 mi 13 mi
March 2026
Mar
14
Sa

Pi Day River Rotation

Trail Run 3 mi 13 mi 16 mi
Mar
28
Sa

Prairie Spirit Trail

Trail Run 5 mi 13 mi ... 100 km 100 mi
April 2026
Apr
11
Sa

Flint Hills Gravel

6 km 10 km ... 45 mi 80 mi
Apr
25
Sa

Garmin Olathe Marathon

10 km Half Marathon Marathon
May 2026
May
2
Sa

Chisholm Trail Fest Run

Trail Run 13 mi
May
9
Sa

Heritage Park

5 km 10 km 15 km Half Marathon
May
9
Sa

Running With The Cows Half Marathon

5 km Half Marathon
May
9
Sa

Boomtown Road Race

5 km 10 km Half Marathon
May
23
Sa

Bill Snyder Highway Half

5 km Half Marathon
May
30
Sa

Heart of the Prairie Run

5 km Half Marathon
August 2026
Aug
29
Sa

Hell Creek Half & 50K

Trail Run 13 mi 50 km
September 2026
Sep
12
Sa

Patriots Run

5 km 13 mi 26 mi
November 2026
Nov
22
Su

Gobbler Grind Marathon

5 km 10 km 13 mi 26 mi