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Colorado Races

Marathons, Half Marathons, 10Ks, 5Ks

  1. Races by State
  2. Colorado

Looking for Colorado races? You’re in the right place!

Here are just a few of the upcoming marathons, half marathons, 10K races and 5Ks races happening in Colorado. Browse races by city and distance, or click the “See More” link to see a complete list of races for your favorite distance.

For each race you’ll find key details, finisher ratings and reviews, photos, videos, related articles, race-day weather data and a link to register.

Upcoming Marathons in Colorado

Pueblo Marathon & Half logo on RaceRaves
Pueblo Marathon & Half Pueblo West, CO | Feb 28, 2021 (CANCELED, 2022 TBD)
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Mainly Marathons Dust Bowl Series Day 5 (CO) logo on RaceRaves
Mainly Marathons Dust Bowl Series Day 5 (CO) Lamar, CO | Mar 9, 2021
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Mainly Marathons Dust Bowl Series Day 5 (CO) logo on RaceRaves
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Run Through Time Marathon & Half Marathon logo on RaceRaves
Run Through Time Marathon & Half Marathon Salida, CO | Mar 13, 2021
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Run Through Time Marathon & Half Marathon logo on RaceRaves
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Runs With Scissors Races logo on RaceRaves
Runs With Scissors Races Brighton, CO | Apr 3, 2021
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(1 rating)

4
Runs With Scissors Races logo on RaceRaves
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All-Out Beat the Heat Marathon & Half logo on RaceRaves
All-Out Beat the Heat Marathon & Half Westminster, CO | Apr 17, 2021
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All-Out Beat the Heat Marathon & Half logo on RaceRaves
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See more Marathon races in Colorado

Upcoming Half Marathons in Colorado

All-Out Mardi Crawl Half Marathon logo on RaceRaves
All-Out Mardi Crawl Half Marathon Arvada, CO | Feb 6, 2021
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All-Out Mardi Crawl Half Marathon logo on RaceRaves
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Super Half Marathon and Game Day 5K logo on RaceRaves
Super Half Marathon and Game Day 5K Colorado Springs, CO | Feb 7, 2021
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0
Super Half Marathon and Game Day 5K logo on RaceRaves
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Snowman Stampede logo on RaceRaves
Snowman Stampede Littleton, CO | Feb 20, 2021 (CANCELED, 2022 TBD)
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(1 rating)

2
Snowman Stampede logo on RaceRaves
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Pueblo Marathon & Half logo on RaceRaves
Pueblo Marathon & Half Pueblo West, CO | Feb 28, 2021 (CANCELED, 2022 TBD)
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Pueblo Marathon & Half logo on RaceRaves
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That Dam Run 13.1, 10K, & 5K logo on RaceRaves
That Dam Run 13.1, 10K, & 5K Greenwood Village, CO | Mar 7, 2021
OVERALL

(2 ratings)

3.5
That Dam Run 13.1, 10K, & 5K logo on RaceRaves
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See more Half Marathon races in Colorado

Upcoming 10Ks in Colorado

All-Out Mardi Crawl Half Marathon logo on RaceRaves
All-Out Mardi Crawl Half Marathon Arvada, CO | Feb 6, 2021
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All-Out Mardi Crawl Half Marathon logo on RaceRaves
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Snowman Stampede logo on RaceRaves
Snowman Stampede Littleton, CO | Feb 20, 2021 (CANCELED, 2022 TBD)
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(1 rating)

2
Snowman Stampede logo on RaceRaves
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Westminster WINTER Six Pack Series #6 logo on RaceRaves
Westminster WINTER Six Pack Series #6 Westminster, CO | Feb 27, 2021 (CANCELED, 2022 TBD)
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Westminster WINTER Six Pack Series #6 logo on RaceRaves
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That Dam Run 13.1, 10K, & 5K logo on RaceRaves
That Dam Run 13.1, 10K, & 5K Greenwood Village, CO | Mar 7, 2021
OVERALL

(2 ratings)

3.5
That Dam Run 13.1, 10K, & 5K logo on RaceRaves
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Mainly Marathons Dust Bowl Series Day 5 (CO) logo on RaceRaves
Mainly Marathons Dust Bowl Series Day 5 (CO) Lamar, CO | Mar 9, 2021
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Mainly Marathons Dust Bowl Series Day 5 (CO) logo on RaceRaves
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Upcoming 5Ks in Colorado

Westminster WINTER Six Pack Series #3 logo on RaceRaves
Westminster WINTER Six Pack Series #3 Westminster, CO | Jan 30, 2021 (CANCELED, 2022 TBD)
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Westminster WINTER Six Pack Series #3 logo on RaceRaves
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All-Out Mardi Crawl Half Marathon logo on RaceRaves
All-Out Mardi Crawl Half Marathon Arvada, CO | Feb 6, 2021
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All-Out Mardi Crawl Half Marathon logo on RaceRaves
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Westminster WINTER Six Pack Series #4 logo on RaceRaves
Westminster WINTER Six Pack Series #4 Westminster, CO | Feb 6, 2021 (CANCELED, 2022 TBD)
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Westminster WINTER Six Pack Series #4 logo on RaceRaves
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Super Half Marathon and Game Day 5K logo on RaceRaves
Super Half Marathon and Game Day 5K Colorado Springs, CO | Feb 7, 2021
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Super Half Marathon and Game Day 5K logo on RaceRaves
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Heart of BOLD Virtual Challenge logo on RaceRaves
Heart of BOLD Virtual Challenge Boulder, CO | Feb 14, 2021
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Heart of BOLD Virtual Challenge logo on RaceRaves
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See more 5K races in Colorado

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