Running races in or near Hazelwood, MO
Marathons, 1-milers, 5Ks, half-marathons, 10Ks & more
See below for a frequently-updated, comprehensive list of upcoming running events in the local Hazelwood, MO 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.
Open Virtual Running - 19 and Older - ...
Organization: Collinsville Police Department Special Olympics
Date of Race: 07-26-2025
Description: Join the 5-O 5K Donut Run for a Sweet Cause! 🍩🏃♂️ ...
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Junior 5-O 5K Run/Walk - 0-18 - Junior ...
Organization: Collinsville Police Department Special Olympics
Date of Race: 07-26-2025
Description: Join the 5-O 5K Donut Run for a Sweet Cause! 🍩🏃♂️ ...
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Junior Virtual 5K - 0-18 - Individual Age ...
Organization: Collinsville Police Department Special Olympics
Date of Race: 07-26-2025
Description: Join the 5-O 5K Donut Run for a Sweet Cause! 🍩🏃♂️ ...
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Open 5-O 5K Run/Walk - 19 and OIder ...
Organization: Collinsville Police Department Special Olympics
Date of Race: 07-26-2025
Description: Join the 5-O 5K Donut Run for a Sweet Cause! 🍩🏃♂️ ...
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10th Annual 5-O 5K Donut Run/Walk for Special ...
Organization: Collinsville Police Department Special Olympics
Date of Race: 07-26-2025
Description: Join the 5-O 5K Donut Run for a Sweet Cause! 🍩🏃♂️ ...
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*CANCELLED* Missouri 2025
Organization: Tough Mudder US
Date of Race: 08-16-2025
Description: Tough Mudder is more than just an obstacle course. Built on ...
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6 Year Celebration 5k
Organization: Fairview Heights Parks and Recreation
Date of Race: 05-03-2025
Description: Description6 Year Celebration 5kCelebrate 6 years of REC Strong with a ...
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Elite Clinic Green Boys Session 1
Organization: Shoot 360 St. Louis
Date of Race: 05-26-2025
Description: Invite only advanced basketball training event.Event details and schedule
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Doggy 'Egg' Hunt
Organization: Fairview Heights Parks and Recreation
Date of Race: 04-05-2025
Description: Description Doggy "Egg" HuntYour dog ...
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Doggy 'Egg' Hunt
Organization: Fairview Heights Parks and Recreation
Date of Race: 04-05-2025
Description: Description Doggy "Egg" HuntYour dog ...
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Doggy 'Egg' Hunt
Organization: Fairview Heights Parks and Recreation
Date of Race: 04-05-2025
Description: Description Doggy "Egg" HuntYour dog ...
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Complete list of running events in and near Hazelwood, MO: Marathons, 1-milers, 5Ks, half-marathons, 10Ks, obstacle courses, walking events & more.
More information about Hazelwood
About Hazelwood
Hazelwood (MO) is a city in Saint Louis County with an estimated population of 25,703.[4]
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The number of U.S. marathon finishers declined from 2014 to 2015 approximately 8 percent.
