June Races in Colorado
Evergreen, CO
Bergen Peak Half Marathon
Jun 5, 2021
Denver, CO
Run for the Door 5K
Jun 1, 2019
Denver Undy Run
Jun 22, 2019
Hero Hustle North Denver
Jun 13, 2020
Hero Hustle South Denver
Jun 14, 2020
Firecracker Flight South Denver
Jun 27, 2020
Firecracker Flight North Denver
Jun 28, 2020
Rockies 5K
Jun 28, 2020
Jun 28, 2020
REVEL Rockies
Jun 5, 2021
Flamingo Day 5K
Jun 6, 2021
RMRR Trophy Series - June
Jun 6, 2021
Jodi's Race for Awareness
Jun 12, 2021
Running Wild
Jun 26, 2021
Colorado Springs, CO
Kokopelli Kids Trail Running Series
May 31, 2019
Jun 28, 2019
Jul 26, 2019
Blue Moon Trail Run
Jul 24, 2020
May 29, 2020
Jun 26, 2020
Spartan Race - Fort Carson
Jun 13, 2020
Jun 14, 2020
Nielson Two Mile Challenge
Mar 6, 2021
Apr 3, 2021
May 1, 2021
Jun 5, 2021
8 more
High Drive Challenge
Jun 5, 2021
The Colorado Mud Run
Jun 12, 2021
Lake City, CO
Packer Days Run for Your Life Survival 5K
Jun 27, 2020
San Juan Solstice 50 Mile
Jun 26, 2021
Idaho Springs, CO
Mt. Evans Ascent
Jun 14, 2020
Fruita, CO
Mike the Headless Chicken 5K
Jun 1, 2019
Desert RATS Kokopelli 150 Stage Race
Jun 20, 2021
Georgetown, CO
Slacker Half Marathon
Jun 26, 2021
Steamboat Springs, CO
Tails n' Trails Run for Charity
Jun 8, 2019
Steamboat Marathon
Jun 6, 2021
Howelsen Hill Trail Run
Jun 19, 2021
Centennial, CO
Petri Dash
Jun 6, 2020
Mountain Child Run For Hope
Jun 27, 2020
MountainChild Run4Hope
Jun 26, 2021
Parker, CO
Cattle Crossing 5K
Jun 20, 2020
Westminster, CO
Reach For Recovery 5K
Jun 6, 2020
Six Pack Summer Series Westminster
Jun 11, 2020
Jun 25, 2020
Jul 23, 2020
Jul 9, 2020
2 more
Happy Camper Endurance Run
Jun 16, 2021
Jun 17, 2021
Jun 18, 2021
Jun 19, 2021
Englewood, CO
Jeremy Bitner Fallen Officer 5K/10K Run
Jun 20, 2020
Manitou Springs, CO
Garden of the Gods 10 Mile Run
Jun 13, 2021
Berthoud, CO
Run for Habitat 5K
Jun 1, 2019
Louisville, CO
Colorado 13er
Jun 6, 2021
Loveland, CO
Sierra's Race Against Meningitis
Jun 20, 2020
Crazy Legs 10K+ Trail Run
Jun 6, 2021
Loveland Lake to Lake Triathlon
Jun 26, 2021
Vail, CO
Mountain Games - Rocky Dog Trail Run
Jun 4, 2020
Mountain Games - Apres 5K
Jun 5, 2020
Mountain Games - 10K Spring Runoff
Jun 7, 2020
Mountain Games - Pepi's Face-Off
Jun 7, 2020
Highlands Ranch, CO
Mountain Ridge Trail Half Marathon
Jun 19, 2021
Frisco, CO
Mountain Goat Kids Trail Running Race
Jun 15, 2021
Jun 29, 2021
Jul 13, 2021
Jul 27, 2021
Bacon Burner 6K
Jun 19, 2021
Estes Park, CO
Estes Park Marathon
Jun 20, 2021
Boulder, CO
Kyle MacIntosh Memorial Fun Run
Jun 23, 2019
West End 3k
Jun 11, 2020
Boulder Beer Chase
Jun 20, 2020
South Boulder Creek parkrun
Mar 27, 2021
Apr 3, 2021
Apr 10, 2021
Apr 17, 2021
48 more
Boulder Stroke & Stride Series
Jun 3, 2021
Jun 10, 2021
Jun 17, 2021
Jun 24, 2021
5 more
Colorado Triathlon
Jun 5, 2021
Boulder Rez Half
Jun 6, 2021
Boulder Sunrise 10K and 5K
Jun 26, 2021
Boulder Sunrise Triathlon
Jun 26, 2021
Leadville, CO
Turquoise Lake 20K
Jun 5, 2021
Fish Hatchery 5K
Jun 6, 2021
Leadville Trail Marathon & Heavy Half
Jun 19, 2021
Breckenridge, CO
Healthy Kids Running Series
May 23, 2021
May 30, 2021
Jun 6, 2021
Jun 13, 2021
1 more
Fairplay, CO
South Park Trail Marathon
Jun 12, 2021
Lone Tree, CO
Freedom 4 Miler
Jun 27, 2020
Snowmass Village, CO
Ragnar Trail Colorado
Jun 11, 2021
Wheat Ridge, CO
Heroes of Hope Race
Jun 7, 2020
Pine, CO
North Fork 50M/50K
Jun 5, 2021
Greenwood Village, CO
Selian 5K
Jun 8, 2019 - virtual for 2020
Cherry Creek Bruins 5K
Jun 21, 2020
Black Hawk, CO
Golden Gate Dirty 30
Jun 12, 2021
Bellvue, CO
Lory Summer Trail Series
Jun 9, 2020
Jun 30, 2020
Jun 23, 2020
Jun 16, 2020
XTERRA Lory Triathlon
Jun 12, 2021
Lakewood, CO
Rock N' Run 5K
Jun 15, 2019
Rocky Mountain Brew Runs - Father's Day Brew Run
Jun 21, 2020
Eagle, CO
Eagle Half Marathon
Jun 15, 2019
Beaver Creek, CO
Summer Solstice
Jun 19, 2021
Johnstown, CO
Rider Ramble 5K
Jun 1, 2019
Creede, CO
Runoff Runoff
Jun 6, 2020
Northglenn, CO
Paddle & Run
Jun 27, 2020
Westcliffe, CO
Hardscrabble Mountain Trail Run
Jun 6, 2020
Larkspur, CO
Lincoln Mountain Trail Run
Jun 6, 2020
Mancos, CO
Mancos Cowboy Half Marathon
Jun 27, 2020
Brush, CO
Brush Rush
Jun 27, 2020
Keenesburg, CO
Into The Wild Running Festival
Jun 5, 2021
Divide, CO
Mueller Marathon
Jun 20, 2020
Fort Collins, CO
Father's Day 5K
Jun 21, 2020
Hesperus, CO
Fathers Day 5K Color Run
Jun 29, 2019
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Event Category
Click Here to find out what Classic, Multisport, and Variety mean.
To narrow your search by a distance or event type, you will need to select Classic, Multisport, or Variety first.
To narrow your search by a distance or event type, you will need to select Classic, Multisport, or Variety first.
City Location
1. Mike the Headless Chicken 5K
-
Past DateJun 1, 2019Saturday
-
5K run
Race Web Page
-
Fruita, CO
Mesa County, CO
2. Rider Ramble 5K
-
Past DateJun 1, 2019Saturday
-
5K run
More Information
-
Johnstown, CO
Weld County, CO
3. Run for Habitat 5K
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Past DateJun 1, 2019Saturday
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5K run
Race Web Page
-
Berthoud, CO
Larimer County, CO
4. Run for the Door 5K
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Past DateJun 1, 2019Saturday
-
5K run
More Information
-
Denver, CO
Denver County, CO
5. Boulder Stroke & Stride Series
-
Jun 3, 2021Thursday
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aquathon | 5K run
More Information
-
Boulder, CO
Boulder County, CO
6. Mountain Games - Rocky Dog Trail Run
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CancelledJun 4, 2020Thursday
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5K trail run
Race Web Page
-
Vail, CO
Eagle County, CO
7. Aspen parkrun
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CancelledJun 5, 2021Saturday
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5K run
More Information
-
Aspen, CO
Pitkin County, CO
8. Bergen Peak Half Marathon
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Jun 5, 2021Saturday
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13.1M trail run
More Information
-
Evergreen, CO
Jefferson County, CO
9. CerusRuk
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Jun 5, 2021Saturday
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5M obstacle run
Race Web Page
-
Greeley, CO
Weld County, CO
10. Colorado Triathlon
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Jun 5, 2021Saturday
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olympic, sprint triathlon | olympic duathlon
More Information
-
Boulder, CO
Boulder County, CO
11. High Drive Challenge
-
Jun 5, 2021Saturday
-
10M, 4M trail run | kids run
More Information
-
Colorado Springs, CO
El Paso County, CO
12. Into The Wild Running Festival
-
Jun 5, 2021Saturday
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10K, 5K run
Race Website
-
Keenesburg, CO
Weld County, CO
13. Mountain Games - Apres 5K
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CancelledJun 5, 2020Friday
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5K trail run
Race Web Page
-
Vail, CO
Eagle County, CO
14. Nielson Two Mile Challenge
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Jun 5, 2021Saturday
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2M trail run
More Information
-
Colorado Springs, CO
El Paso County, CO
15. North Fork 50M/50K
-
Jun 5, 2021Saturday
-
50M, 50K trail run
More Information
-
Pine, CO
Jefferson County, CO
16. REVEL Rockies
-
Jun 5, 2021Saturday
-
26.2M, 13.1M run
More Information
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Boston Marathon Qualifier
-
Denver, CO
Denver County, CO
17. South Boulder Creek parkrun
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CancelledJun 5, 2021Saturday
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5K run
More Information
-
Boulder, CO
Boulder County, CO
18. Turquoise Lake 20K
-
Jun 5, 2021Saturday
-
20K trail run
Race Web Page
-
Leadville, CO
Lake County, CO
19. Boulder Rez Half
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Jun 6, 2021Sunday
-
13.1M, 10K, 5K run
More Information
-
Boulder, CO
Boulder County, CO
20. Colorado 13er
-
Jun 6, 2021Sunday
-
13.1M, 10K, 5K run
Race Website
-
Louisville, CO
Boulder County, CO
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Though we Try To be accurate And On top Of things... Race details can change When we aren't lookin. And once in a while we simply make a mistake.
ALWAYS visit the race's website for the most complete and accurate race information.
ALWAYS visit the race's website for the most complete and accurate race information.