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Obstacle Race Calendar near Florissant 2025-2026

Explore the top obstacle runs near Florissant for 2025-2026! We've gathered 70 exciting races in the area. Check out our detailed list below to find your next local race.

March 2026
Mar
21-22
Sa - Su

American Bottoms 100

55 mi 110 mi
Mar
28
Saturday

Schon Park 9 Endurance Run

Backyard Ultra 3 hr 6 hr 9 hr
April 2026
Apr
4
Saturday

GO! St. Louis Marathon

5 km
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
Apr
11
Saturday

Double Chubb 50K

Trail Run 8 mi 25 km 50 km
Apr
18
Saturday

DoNot Stop Half Marathon - St. Louis

5 km 10 km 13 mi
May 2026
May
16
Saturday

The Spring Sprung Half Marathon

5 km 10 km 13 mi
June 2026
Jun
7
Sunday

Baby Shippey

Trail Run 10 km 13 mi
July 2026
Jul
4
Saturday

Rockin' Riverfest Half Marathon

5 km 10 km 13 mi
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