Running Races in 80453 (Idledale, CO)

Marathons, 1-milers, 5Ks, half-marathons, 10Ks & more in or near 80453

See below for a frequently-updated, comprehensive list of upcoming running events in the local Idledale, 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.

Veteran's Day Event

Organization: Heather Gardens Association

Date of Race: 11-11-2026

Description:

Bergen Peak Half Marathon Trail Race - 8/22/26

Organization: Evergreen Park & Recreation District

Date of Race: 08-22-2026

Description: DescriptionCome run with us in beautiful Evergreen to the top of ...

Bergen Peak 5k Trail Race - 8/22/26

Organization: Evergreen Park & Recreation District

Date of Race: 08-22-2026

Description: DescriptionCome run with us in beautiful Evergreen to the top of ...

Ageless Athletes Summit

Organization: Evergreen Park & Recreation District

Date of Race: 10-03-2026

Description: DescriptionCelebrate Strength. Embrace Adventure. Defy Expectations.Age is just a number, and ...

Puzzling Competition

Organization: Commerce City Recreation Department

Date of Race: 08-27-2026

Description: DescriptionPut your problem-solving skills to the test in this exciting puzzlingcompetition! ...

Lucky Day Out: Casino Excursion

Organization: Evergreen Park & Recreation District

Date of Race: 08-20-2026

Description: DescriptionFeeling Lucky this summer? Finding yourself in the mood for ...

Fitness Walk

Organization: Heather Gardens Association

Date of Race: 09-15-2026

Description: DescriptionFitness Walk Registration FREE. Start the Day with a ...

Mack Cross Country Team with Coach Mike

Organization: Mackintosh Academy Boulder

Date of Race: 08-25-2026

Description: Join our Mack Cross Country Team for the Fall season! Practices ...

Giants of the Plains Nature Walk

Organization: Commerce City Recreation Department

Date of Race: 11-15-2026

Description: Description

Wildland Firefighter Safety

Organization: Commerce City Recreation Department

Date of Race: 09-09-2026

Description: Description

Walk to End Alzheimer's (9/19)

Organization: Commerce City Recreation Department

Date of Race: 09-19-2026

Description: DescriptionLace up and take steps toward a world without Alzheimer's! This ...

Middle School Cross Country - RMAE

Organization: Evergreen Park & Recreation District

Date of Race: 08-24-2026

Description: DescriptionFall 2026 JeffCo League MS Cross CountryAug 24 - Oct 14RMAE ...

Run with the Buffalo Fun Run: 2.5 Mile ...

Organization: Commerce City Recreation Department

Date of Race: 12-05-2026

Description: DescriptionInternet Registration has not begun yet. Check Registration Dates in ...

Run with the Buffalo Fun Run: 5K Distance

Organization: Commerce City Recreation Department

Date of Race: 12-05-2026

Description: DescriptionInternet Registration has not begun yet. Check Registration Dates in ...

Price

Organization: Valor Christian High School

Date of Race: 08-18-2026

Description: DescriptionInternet Registration has not begun yet. Check Registration Dates in ...

2026 Fall Cheer - Valor Mini Cheer Clinic

Organization: Valor Christian High School

Date of Race: 08-18-2026

Description: Please join us for our annual Valor Mini Cheer camp the ...