Missouri Marathon Calendar 2025-2026

Header image

Explore the best marathons in Missouri for 2025-2026! Our updated list features 13 exciting races across the region. Find your next race in Missouri below and join the running community at these great events!

September 2025
Sep
1
Monday

Heart of America Marathon

26 mi
Sep
27
Saturday

St. Joseph Missouri Marathon

5 km 10 km 13 mi 26 mi
October 2025
Oct
5
Sunday

Mo' Cowbell Marathon

5 km 10 km 13 mi 26 mi
Oct
11
Saturday

Declue Loops Trail Race

Backyard Ultra 8 mi 16 mi 26 mi 50 km
Oct
18
Saturday

Kansas City Marathon

5 km 10 km 13 mi 26 mi
Oct
18-19
Sa - Su

I-35 Challenge

13 mi 26 mi
November 2025
Nov
2
Sunday

Bass Pro Shops Conservation Marathon

26 mi
Nov
15
Saturday

Honoring Our Heroes Marathon

5 km 10 km 13 mi 26 mi
December 2025
Dec
6
Saturday

Wildwood Trail Marathon

Trail Run 13 mi 26 mi
Dec
27
Saturday

Run for the Ranch

5 km 13 mi 26 mi 6 hr
April 2026
Apr
10-12
Fr - Su

Ozark Foothills Endurance Runs

Trail Run 25 km 26 mi ... 100 km 100 mi
Apr
11
Saturday

Greater St. Louis Marathon

5 km 10 km 13 mi 26 mi
May 2026
May
2
Saturday

The Bluffs Trail Runs

Trail Run 5 km 10 km ... 13 mi 26 mi
Articles
Top 10 Marathons in the Netherlands — The Ultimate Dutch Marathon Bucket List: 10 Unmissable Races
The Beauty of the Easy Run — Why slowing down might be the smartest thing you do for your running
Mizuno Wave Rider 28: Elevating the Legacy of a Running Icon
Garmin Forerunner Review: Garmin Forerunner Series