Race Calendar in Colorado, United States

May 7 - WMBA Kickoff Party @ Red Rocks Barn - COWGIRL theme!!

Colorado Springs, Colorado, United States

May 7, 2026 (Thu)

Frank Shorter Track Classic

Longmont, Colorado, United States

May 3, 2026 (Sun)

Running

1.6K

Longmont Half & 5k (LM Half)

Longmont, Colorado, United States

May 3, 2026 (Sun)

Running

Half-Marathon 5K

RMRR May Trophy Series

Denver, Colorado, United States

May 3, 2026 (Sun)

Running

8K 5K

2026 Altitude Elementary Moose Mudder

Aurora, Colorado, United States

May 3, 2026 (Sun)

Running

1K 5K

Emerge 5K

Boulder, Colorado, United States

May 3, 2026 (Sun)

Running

5K

Hayden Cog Run

Hayden, Colorado, United States

May 3, 2026 (Sun)

Running

13.5K 5K

Water Wells for Africa 5k Walk/Run

Silt, Colorado, United States

May 3, 2026 (Sun)

Running

5K

DU Spring Sprint 5k

Gunnison, Colorado, United States

May 2, 2026 (Sat)

Running

5.1K

MayFest Fun Run

Parachute, Colorado, United States

May 2, 2026 (Sat)

Running

5.5K

18 Hours of Fruita

Loma, Colorado, United States

May 2, 2026 (Sat)

Mountain biking

11.7K

High Line Canal 5K/10K Run

Centennial, Colorado, United States

May 2, 2026 (Sat)

Running

10K 5K