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Obstacle Race Calendar near Cherry Creek 2025-2026

Explore the top obstacle runs near Cherry Creek for 2025-2026! We've gathered 93 exciting races in the area. Check out our detailed list below to find your next local race.

May 2026
May
10
Sunday

Colorado Women's Classic

5 km 10 km 16 km
May
15-17
Fr - Su

Denver Colfax Marathon

5 km 10 mi 13 mi 26 mi
May
23
Saturday

The Best Races - Centennial

5 km 10 km 13 mi
May
30
Saturday

North Fork 50 Mile

Trail Run 50 km 50 mi
June 2026
Jun
6
Saturday

The Best Races - Centennial

5 km 10 km 13 km
Jun
7
Sunday

Flamingo Day 5K

5 km
Jun
13
Saturday

Ironman 70.3 Boulder

Triathlon
Jun
13
Saturday

All-Out Summer Breeze

5 km 10 km Half Marathon
Jun
20
Saturday

Unicorn 5k - Thornton

5 km
Jun
20
Saturday

The Best Races - Centennial

5 km 10 km 13 mi
Jun
21
Sunday

Father's Day Classic 10k

5 km 10 km
July 2026
Jul
4
Saturday

Let Freedom Run 10k - Louisville

5 km 10 km
Jul
4
Saturday

The Best Races - Centennial

5 km 10 km 13 mi
Jul
25
Saturday

The Best Races - Centennial

5 km 10 km 13 km
August 2026
Aug
16
Sunday

Erie Half

5 km Half Marathon
September 2026
Sep
7
Monday

Labor Day Half Marathon

5 km 10 km Half Marathon
Sep
19
Saturday

All-Out Fall Fest

5 km 10 km Half Marathon
Sep
27
Sunday

Run Boulderthon: The Boulder Marathon

5 km 10 km Half Marathon Marathon
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