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15k Runs Near Colorado
Showing the next 18 runs that match your filters
Featured
Samson's Revenge Trail Race
Mostly fast single track course!
Date: May 23, 2026 - Saturday
Size: 100 - 500 participants
Location: Estes Park, Colorado
Featured
Rocky Mountain Half Marathon and 5K
Get $10 Off - Use Code VRRUNGUIDES
Date: Jul 31-Aug 1, 2026 - Friday to Saturday
Size: 500 - 1,000 participants
Location: Estes Park, Colorado
Barr Lake Trail Race
Date: Jun 13, 2026 - Saturday
Size: 100 - 500 participants
Location: Commerce City, Colorado
Treat Trot - Denver
Date: Jun 13, 2026 - Saturday
Size: 100 - 500 participants
Location: Thornton, Colorado
Treat Trot - Colorado Springs
Date: Jun 14, 2026 - Sunday
Size: 100 - 500 participants
Location: Colorado Springs, Colorado
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Summer Sizzler - Denver
Date: Aug 8, 2026 - Saturday
Size: 100 - 500 participants
Location: Thornton, Colorado
Summer Sizzler - Colorado Springs
Date: Aug 9, 2026 - Sunday
Size: 100 - 500 participants
Location: Colorado Springs, Colorado
Arches Marathon and Half
Date: Oct 3, 2026 - Saturday
Size: 100 - 500 participants
Location: Moab, Utah
Sage Burner Trail Races
Date: Oct 3, 2026 - Saturday
Size: 100 - 500 participants
Location: Gunnison, Colorado
Hot Chocolate Run - Denver
Get 15% Off - Use Code RGCO
Date: Oct 4, 2026 - Sunday
Size: 1,000 - 5,000 participants
Location: Denver, Colorado
Canyonlands Ultra
Date: Oct 24, 2026 - Saturday
Size: 100 - 500 participants
Location: San Juan County, Utah
Narrowleaf Lake Run
Date: Oct 31, 2026 - Saturday
Size: 100 - 500 participants
Location: Loveland, Colorado
Dead Horse Ultra
Date: Nov 14, 2026 - Saturday
Size: 500 - 1,000 participants
Location: Moab, Utah
Moab's Red Hot Ultra
Date: Feb 27, 2027 - Saturday
Size: 500 - 1,000 participants
Location: Grand County, Utah
Amasa Trail Race
Date: Apr, 2027 (TBD)
Size: 100 - 500 participants
Location: Moab, Utah
McCoy Flats Trail Events
Date: Apr, 2027 (TBD)
Size: 100 - 500 participants
Location: Vernal, Utah
Thelma and Louise Marathon, Half Marathon and 15K
Date: Apr 24, 2027 - Saturday
Size: 100 - 500 participants
Location: Moab, Utah
Earth Day Race 5k - Centerra
Date: Apr, 2027 (TBD)
Size: 100 - 500 participants
Location: Loveland, Colorado
Space Race
Date: May, 2027 (TBD)
Size: 1,000 - 5,000 participants
Location: Truth or Consequences, New Mexico
Ram Party Trail Runs
Date: May, 2027 (TBD)
Size: 100 - 500 participants
Location: Colorado Springs, Colorado
