Running races in or near Fort Collins, CO
Marathons, 1-milers, 5Ks, half-marathons, 10Ks & more
See below for a frequently-updated, comprehensive list of upcoming running events in the local Fort Collins, 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-5K - 15 And Under Youth
Organization: Turner Middle School
Date of Race: 05-02-2026
Description: All participants are welcome. Come challenge yourself to be the best.
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Running-5K - 16 and Older Adult Registration
Organization: Turner Middle School
Date of Race: 05-02-2026
Description: All participants are welcome. Come challenge yourself to be the best.
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22nd Annual Bob Turner Classic 5K Run/Walk
Organization: Turner Middle School
Date of Race: 05-02-2026
Description: All participants are welcome. Come challenge yourself to be the best.
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Complete list of running events in and near Fort Collins, CO: Marathons, 1-milers, 5Ks, half-marathons, 10Ks, obstacle courses, walking events & more.
More information about Fort Collins
About Fort Collins
Fort Collins (CO) is a city in Larimer County with an estimated population of 143,986.[4]
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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.).
