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Running Calendar near Winter Park 2025-2026

Explore the top running races near Winter Park for 2025-2026! We've gathered 19 exciting races in the area. Check out our detailed list below to find your next local race.

August 2025
Aug
2
Saturday

Boulder Rez Marathon

Trail Run 10 km 13 mi 31 km 26 mi
Aug
9
Saturday

Dirt Circus - Boulder

Trail Run 4 mi 10 km
Aug
9
Saturday

Run The Rockies Trail Race

Trail Run 5 km 10 km 13 mi
Aug
9
Saturday

Georgetown to Idaho Springs Half Marathon

13 mi
Aug
16
Saturday

Buffalo Run - Grand Lake, CO

5 km
Aug
23
Saturday

Byers Peak Stampede Half Marathon

Trail Run 5 km 13 mi
Aug
24
Sunday

Run With the Panthers 8K

8 km
Aug
30-31
Sa - Su

Calarat Challenge Trail Running Festival

Trail Run 5 km 10 km 13 mi
September 2025
Sep
6
Saturday

Cirque Series - Arapahoe Basin

Trail Run 9 mi
Sep
6
Saturday

Devil on the Divide

Trail Run 22 km 50 km
Sep
13
Saturday

Snow Mountain Ranch

Trail Run 5 km 10 km ... 33 km 50 km
Sep
13
Saturday

Ned Ned Half Marathon

Trail Run 5 km 10 km 13 mi
Sep
20
Saturday

Run the Rockies Road Half Marathon

10 km 13 mi
Sep
28
Sunday

Run Boulderthon: The Boulder Marathon

5 km 10 km 13 mi 26 mi
November 2025
Nov
1
Saturday

Colleen De Reuck XC Classic

Trail Run 3 km 5 km
Nov
27
Thursday

Boulder Thanksgiving Day 5K

5 km
January 2026
Jan
24-25
Sa - Su

USCSA Cross Country Ski Racing Festival

Trail Run 3 km 7 km 15 km
June 2026
Jun
13
Saturday

Summits Trail Runs

Trail Run 6 mi 13 mi ... 50 km 12 hr
Jun
13
Saturday

Ironman 70.3 Boulder

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