Running Races in 80241 (Thornton, CO)
Marathons, 1-milers, 5Ks, half-marathons, 10Ks & more in or near 80241
See below for a frequently-updated, comprehensive list of upcoming running events in the local Thornton, CO area. Races listed here include both walking and running events of various distances — from 1-milers, to 5Ks, to marathons, and everything else in between.
Running of the Green
Organization: Fort Lupton Recreation Center
Date of Race: 03-14-2026
Description: DescriptionInternet Registration has not begun yet. Check Registration Dates in ...
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Running of the Green
Organization: Fort Lupton Recreation Center
Date of Race: 03-14-2026
Description: DescriptionInternet Registration has not begun yet. Check Registration Dates in ...
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Running of the Green
Organization: Fort Lupton Recreation Center
Date of Race: 03-14-2026
Description: DescriptionInternet Registration has not begun yet. Check Registration Dates in ...
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Run with the Buffalo Fun Run: 2.5 Mile ...
Organization: Commerce City Recreation Department
Date of Race: 12-06-2025
Description: DescriptionJoin us for our annual Run with the Buffalo Ugly ...
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Denver Stock Show Excursion
Organization: Evergreen Park & Recreation District
Date of Race: 01-23-2026
Description: DescriptionWrangle up your hats and lassos-EPRD is headed to the ...
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Run with the Buffalo Fun Run: 5K Distance
Organization: Commerce City Recreation Department
Date of Race: 12-06-2025
Description: DescriptionJoin us for our annual Run with the Buffalo ...
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Valentine’s Day Biscuits & Gravy Breakfast
Organization: Commerce City Recreation Department
Date of Race: 02-13-2026
Description: DescriptionInternet Registration has not begun yet. Check Registration Dates in ...
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Valentine's Date with Mom
Organization: Commerce City Recreation Department
Date of Race: 02-12-2026
Description: DescriptionInternet Registration has not begun yet. Check Registration Dates in ...
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1/24 Bald Eagle Outing
Organization: Bird Conservancy of the Rockies
Date of Race: 01-24-2026
Description: Experience the serene beauty of Barr Lake State Park while observing ...
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12/27 Bald Eagle Outing
Organization: Bird Conservancy of the Rockies
Date of Race: 12-27-2025
Description: Experience the serene beauty of Barr Lake State Park while observing ...
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1/10 Bald Eagle Outing
Organization: Bird Conservancy of the Rockies
Date of Race: 01-10-2026
Description: Experience the serene beauty of Barr Lake State Park while observing ...
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1/3 Bald Eagle Outing
Organization: Bird Conservancy of the Rockies
Date of Race: 01-03-2026
Description: Experience the serene beauty of Barr Lake State Park while observing ...
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Organization: Mighty Movement
Date of Race: 06-22-2026
Description: Experience the serene beauty of Barr Lake State Park while observing ...
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Week 03 | Ages 8-11 | 10am-2pm @ ...
Organization: Mighty Movement
Date of Race: 06-15-2026
Description: LOUISVILLE'S BEST ACTIVE SUMMER CAMP: Get Outside, Work Hard, Have Fun! ...
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Organization: Mighty Movement
Date of Race: 06-01-2026
Description: LOUISVILLE'S BEST ACTIVE SUMMER CAMP: Get Outside, Work Hard, Have Fun! ...
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Organization: Mighty Movement
Date of Race: 06-22-2026
Description: LOUISVILLE'S BEST ACTIVE SUMMER CAMP: Get Outside, Work Hard, Have Fun! ...
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Organization: Mighty Movement
Date of Race: 07-13-2026
Description: LOUISVILLE'S BEST ACTIVE SUMMER CAMP: Get Outside, Work Hard, Have Fun! ...
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Organization: Mighty Movement
Date of Race: 08-03-2026
Description: LOUISVILLE'S BEST ACTIVE SUMMER CAMP: Get Outside, Work Hard, Have Fun! ...
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Organization: Mighty Movement
Date of Race: 06-15-2026
Description: LOUISVILLE'S BEST ACTIVE SUMMER CAMP: Get Outside, Work Hard, Have Fun! ...
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Week 08 | Ages 8-11 | 10am-2pm @ ...
Organization: Mighty Movement
Date of Race: 07-20-2026
Description: LOUISVILLE'S BEST ACTIVE SUMMER CAMP: Get Outside, Work Hard, Have Fun! ...
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Week 07 | Ages 12-15 | 10am-2pm @ ...
Organization: Mighty Movement
Date of Race: 07-13-2026
Description: LOUISVILLE'S BEST ACTIVE SUMMER CAMP: Get Outside, Work Hard, Have Fun! ...
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Organization: Mighty Movement
Date of Race: 06-15-2026
Description: LOUISVILLE'S BEST ACTIVE SUMMER CAMP: Get Outside, Work Hard, Have Fun! ...
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Week 11 | Ages 12-15 | 10am-2pm @ ...
Organization: Mighty Movement
Date of Race: 08-10-2026
Description: LOUISVILLE'S BEST ACTIVE SUMMER CAMP: Get Outside, Work Hard, Have Fun! ...
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Week 04 | Ages 12-15 | 10am-2pm @ ...
Organization: Mighty Movement
Date of Race: 06-22-2026
Description: LOUISVILLE'S BEST ACTIVE SUMMER CAMP: Get Outside, Work Hard, Have Fun! ...
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<< SELECT SESSION
Organization: Mighty Movement
Date of Race: 07-06-2026
Description: LOUISVILLE'S BEST ACTIVE SUMMER CAMP: Get Outside, Work Hard, Have Fun! ...
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Complete list of running events in and near Thornton, CO: Marathons, 1-milers, 5Ks, half-marathons, 10Ks, obstacle courses, walking events & more.
More information about 80241
About Thornton
The ZIP Code 80241 is associated with the city of Thornton in Adams County in the state of Colorado.
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Did you know?
In 2015, the 5K maintained the #1 position of all race distances with 7.6 million finishers (U.S.).
