Missouri Running calendar 2025-2026

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Explore the best running races in Missouri for 2025-2026! Our updated list features 197 exciting races across the state. Find your next race in Missouri below and join the running community at these great events!

July 2025
Jul
18
Friday

Night Light 5k

5 km
Jul
20
Sunday

Ballwin Triathlon

Triathlon
Jul
25-26
Fr - Sa

Republic Tiger Triathlon

Triathlon
Jul
27
Sunday

Matt Mason "Cowboy UP" Triathlon

Triathlon
August 2025
Aug
2
Saturday

Run for Raptors Trail Race

Trail Run 5 km 10 km
Aug
8-10
Fr - Su

Kansas City Backyard Ultra

Trail Run 4 mi 3 hr ... 9 hr 12 hr
Aug
9
Saturday

Swifty Fun Run - Saint Louis, MO

5 km 10 km 13 mi
Aug
9
Saturday

Drink MO Beer

5 km 10 km
Aug
9
Saturday

Run to Bless

5 km
Aug
16
Saturday

3 Legged Monster Race

Trail Run 30 mi 55 mi
Aug
16-17
Sa - Su

Bad Dawg 100/50/100K/50K

Trail Run 12 mi 50 km ... 100 km 100 mi
Aug
17
Sunday

370 Lakeside Triathlon

Triathlon
Aug
17
Sunday

Hearts for RMHC 5k/10k

5 km 10 km
Aug
17
Sunday

Ballwin Days 5K

5 km
Aug
23
Saturday

Jog for Jax

5 km
Aug
24
Sunday

Summer Sizzler - St. Louis

5 km 10 km 15 km
Aug
30
Saturday

Leaky Hourglass Ultra

Backyard Ultra 4 mi
Aug
30
Saturday

Corps of Discovery Trail Races

Trail Run 5 mi 8 mi 13 mi
September 2025
Sep
6
Saturday

Northside Trap Run

5 km
Sep
7
Sunday

Lap the Lake Race Series

5 km 10 mi 13 mi
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