Race Discovery

5K races in Colorado, United States — 2026 running calendar

362 events found

Colorado Women's Classic - Westminster logo
May
10

Colorado Women's Classic - Westminster

Westminster, Colorado, United States
Running
5K 10K 16.1K
Hometown Half Marathon & 5k/10k - Denver logo
May
10

Hometown Half Marathon & 5k/10k - Denver

Littleton, Colorado, United States
Running
1.6K 5K 10K Half-Marathon +1
Parker Parks and Recreation Miles Over the Meadow Mother’s Day 5K & Family Fun Trek logo
May
09

Parker Parks and Recreation Miles Over the Meadow Mother’s Day 5K & Family Fun Trek

Parker, Colorado, United States
Running
5K 1.6K
Colterris Wine Run 5k logo
May
09

Colterris Wine Run 5k

Palisade, Colorado, United States
Running
5K
2026 Mother's Day Virtual 5k - Fort Collins logo
May
09

2026 Mother's Day Virtual 5k - Fort Collins

Fort Collins, Colorado, United States
Running
5K
HRCA Mother's Day 5K logo
May
09

HRCA Mother's Day 5K

Highlands Ranch, Colorado, United States
Running
5K
2026 Mother's Day Virtual 5k - Arvada logo
May
09

2026 Mother's Day Virtual 5k - Arvada

Arvada, Colorado, United States
Running
5K
2026 Mother's Day Virtual 5k - Westminster logo
May
09

2026 Mother's Day Virtual 5k - Westminster

Westminster, Colorado, United States
Running
5K
2026 Mother's Day Virtual 5k - Denver logo
May
09

2026 Mother's Day Virtual 5k - Denver

Denver, Colorado, United States
Running
5K
Cherry Creek Race for the Watershed 2026 logo
May
09

Cherry Creek Race for the Watershed 2026

Aurora, Colorado, United States
Running
5K
Celebration of Moms 5k & Family Fun Run
May
09

Celebration of Moms 5k & Family Fun Run

Buena Vista, Colorado, United States
Running
5K
2026 Mother's Day Virtual 5k - Lakewood logo
May
09

2026 Mother's Day Virtual 5k - Lakewood

Lakewood, Colorado, United States
Running
5K