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Sports Events and Things to do in Frederick, CO

2026 New Year Challenge -Year of the Horse 2.026 Mile 20.26 Mile 202.6 MILE
Sun, Feb 15, 1:00 PM
Boulder · Boulder
2026 New Year Challenge -Year of the Horse 2.026 Mile 20.26 Mile 202.6 MILE
Sun, Feb 15, 1:00 PM
Boulder · Boulder
Women's community training runs
Saturday at 8:30 AM + 2 more
Morrison · Morrison PnR
Women's community training runs
Saturday at 8:30 AM + 2 more
Morrison · Morrison PnR
Grit2Greatness Endurance Training Camp 2026 - Boulder, CO
Thu, Jun 25, 8:00 AM
Boulder · Boulder Reservoir
Grit2Greatness Endurance Training Camp 2026 - Boulder, CO
Thu, Jun 25, 8:00 AM
Boulder · Boulder Reservoir
Arvada Tri Season Kickoff Event
Sat, May 9, 2:00 PM
Arvada · Arvada Triathlon Company
Arvada Tri Season Kickoff Event
Sat, May 9, 2:00 PM
Arvada · Arvada Triathlon Company
Run for Coffee Lovers 5K/10K/13.1 DENVER/AURORA
Sat, Jul 25, 7:30 AM
Aurora · Piney Creek Hollow Park (Course Map will be emailed)
Run for Coffee Lovers 5K/10K/13.1 DENVER/AURORA
Sat, Jul 25, 7:30 AM
Aurora · Piney Creek Hollow Park (Course Map will be emailed)
Selling fast
HRCA Golf Tournament
Thu, Jun 18, 8:00 AM
Highlands Ranch · University of Denver Golf Club at Ranch (Highlands Ranch Golf Club)
Selling fast
HRCA Golf Tournament
Thu, Jun 18, 8:00 AM
Highlands Ranch · University of Denver Golf Club at Ranch (Highlands Ranch Golf Club)
2026 Mothman Mayhem Miles 1M 5K 10K 13.1 26.2
Sat, Feb 7, 1:00 PM
Boulder · Boulder
2026 Mothman Mayhem Miles 1M 5K 10K 13.1 26.2
Sat, Feb 7, 1:00 PM
Boulder · Boulder
Kids Jiu-Jitsu Summer Camp: Jun 22-26
Mon, Jun 22, 9:00 AM
Littleton · Rilion Gracie Jiu-Jitsu Littleton
Kids Jiu-Jitsu Summer Camp: Jun 22-26
Mon, Jun 22, 9:00 AM
Littleton · Rilion Gracie Jiu-Jitsu Littleton
Race Through Arkansas 1M 5K 10K 13.1 26.2 Virtual Race
Sat, May 2, 1:00 PM
Denver · Denver
Race Through Arkansas 1M 5K 10K 13.1 26.2 Virtual Race
Sat, May 2, 1:00 PM
Denver · Denver
Sales end soon
Full Swing Smackdown - Live Action Wrestling
Friday at 8:00 PM + 2 more
Aurora · 2501 Dallas St
Sales end soon
Full Swing Smackdown - Live Action Wrestling
Friday at 8:00 PM + 2 more
Aurora · 2501 Dallas St
Flash Foxy - Intro to Outdoor Climbing - Boulder, CO
Sat, Aug 8, 8:00 AM
Golden · Clear Creek Canyon Road
Flash Foxy - Intro to Outdoor Climbing - Boulder, CO
Sat, Aug 8, 8:00 AM
Golden · Clear Creek Canyon Road
Sales end soon
SassiFit - Dance Fitness and Burlesque Class
Tuesday at 6:00 PM + 3 more
Wheat Ridge · Anderson Building & Pool
Sales end soon
SassiFit - Dance Fitness and Burlesque Class
Tuesday at 6:00 PM + 3 more
Wheat Ridge · Anderson Building & Pool
Run for PB&J 5K/10K/13.1 DENVER/AURORA
Sat, Aug 15, 7:30 AM
Aurora · Piney Creek Hollow Park(Course Map will be emailed)
Run for PB&J 5K/10K/13.1 DENVER/AURORA
Sat, Aug 15, 7:30 AM
Aurora · Piney Creek Hollow Park(Course Map will be emailed)
LUNA Kick off training
Sun, May 31, 8:00 AM
Boulder · 6950 Gross Dam Rd
LUNA Kick off training
Sun, May 31, 8:00 AM
Boulder · 6950 Gross Dam Rd
Sunday Funday Fitness Series - May
Sun, May 10, 9:00 AM + 1 more
Denver · Viewhouse Ballpark
Sunday Funday Fitness Series - May
Sun, May 10, 9:00 AM + 1 more
Denver · Viewhouse Ballpark
Sloth Run 5K/10K/13.1 DENVER/AURORA
Sat, Aug 29, 7:30 AM
Aurora · Piney Creek Hollow Park(Course Map will be emailed)
Sloth Run 5K/10K/13.1 DENVER/AURORA
Sat, Aug 29, 7:30 AM
Aurora · Piney Creek Hollow Park(Course Map will be emailed)
Consider the Wildflowers 1M 5K 10K 13.1 26.2
Sun, Mar 1, 1:00 PM
Boulder · Boulder
Consider the Wildflowers 1M 5K 10K 13.1 26.2
Sun, Mar 1, 1:00 PM
Boulder · Boulder
Just added
SigEp at Colorado: 2026 Uncle Billy's Open
Thu, Sep 10, 7:30 AM
Boulder · 5710 Arapahoe Ave
Just added
SigEp at Colorado: 2026 Uncle Billy's Open
Thu, Sep 10, 7:30 AM
Boulder · 5710 Arapahoe Ave
National Chocolate Day: Run for Chocolates 5K/10K/13.1 DENVER/AURORA
Sat, Sep 12, 7:30 AM
Aurora · Piney Creek Hollow Park(Course Map will be emailed)
National Chocolate Day: Run for Chocolates 5K/10K/13.1 DENVER/AURORA
Sat, Sep 12, 7:30 AM
Aurora · Piney Creek Hollow Park(Course Map will be emailed)
We Lost Our Cents 1 Mile Virtual Race 2026 | Finisher Medal & Charity Run
Sat, Apr 11, 1:00 PM
Boulder · Boulder
We Lost Our Cents 1 Mile Virtual Race 2026 | Finisher Medal & Charity Run
Sat, Apr 11, 1:00 PM
Boulder · Boulder

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