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Running calendar near Greeley 2025-2026

Explore the top running races near Greeley for 2025-2026! We've gathered 33 exciting races in the area. Check out our detailed list below to find your next local race.

August 2025
Aug - Sep
28-1
Th - Mo

Front Range Ultra Dayze

Trail Run 12 hr 100 mi ... 72 hr 100 hr
September 2025
Sep
5-6
Fr - Sa

American Heroes Run

Trail Run 5 km 9 mi ... 100 mi 24 hr
Sep
6
Saturday

Black Squirrel Half

Trail Run 13 mi
Sep
14
Sunday

Fall Equinox Marathon

5 mi 13 mi 26 mi
October 2025
Oct
5
Sunday

Windsor Marathon

5 km 10 km 13 mi 26 mi
Oct
11
Saturday

The Long View Marathon

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

Blue Sky Trail Marathon

Trail Run 13 mi 26 mi
November 2025
Nov
1-2
Sa - Su

Colorado 24 Hour Run

Backyard Ultra 6 hr 12 hr 24 hr
Nov
8
Saturday

Bell Ringer 4 Miler

4 mi
Nov
27
Thursday

Pelican Lakes Turkey Trot

5 km
December 2025
Dec
6
Saturday

Toy Drop

5 km 10 km 15 km
Dec
13
Saturday

Santa Catch 10k

5 km 10 km
Dec
31
Wednesday

Resolution Run - Fort Collins

5 km
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