Running races in or near Thornton, IL
Marathons, 1-milers, 5Ks, half-marathons, 10Ks & more
See below for a frequently-updated, comprehensive list of upcoming running events in the local Thornton, IL 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 - Everyone
Organization: Northlake Pop Warner
Date of Race: 08-17-2025
Description: Our THIRD ANNUAL Northlake Pop Warner Bubble Trouble Fun Run takes ...
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Chicago 10k, 5k, Half 13.1 - Chicago Half ...
Organization: Sammamish Running
Date of Race: 09-27-2025
Description: Join us for the Chicago 10k, 5k, Half 13.1 starting at ...
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5K Run/Walk - Timed (Personalized Bib Deadline is ...
Organization: United Neighborhood Organization
Date of Race: 11-01-2025
Description: Chicago’s Most Unique 5K Race Amid the lively ...
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5K Run/Walk - Untimed
Organization: United Neighborhood Organization
Date of Race: 11-01-2025
Description: Chicago’s Most Unique 5K Race Amid the lively ...
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Chicago 10k, 5k, Half 13.1 - Chicago 5k
Organization: Sammamish Running
Date of Race: 09-27-2025
Description: Join us for the Chicago 10k, 5k, Half 13.1 starting at ...
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Chicago 10k, 5k, Half 13.1
Organization: Sammamish Running
Date of Race: 09-27-2025
Description: Join us for the Chicago 10k, 5k, Half 13.1 starting at ...
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Northlake Bubble Trouble Fun Run
Organization: Northlake Pop Warner
Date of Race: 08-17-2025
Description: Our THIRD ANNUAL Northlake Pop Warner Bubble Trouble Fun Run takes ...
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Virtual 5K (Participate in your own location) - ...
Organization: United Neighborhood Organization
Date of Race: 11-01-2025
Description: Chicago’s Most Unique 5K Race Amid the lively ...
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Chicago 10k, 5k, Half 13.1 - Chicago 10k
Organization: Sammamish Running
Date of Race: 09-27-2025
Description: Join us for the Chicago 10k, 5k, Half 13.1 starting at ...
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2025 UNO Carrera De Los Muertos/Race of the ...
Organization: United Neighborhood Organization
Date of Race: 11-01-2025
Description: Chicago’s Most Unique 5K Race Amid the lively ...
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50K - Individual Age group/open
Organization: Mainly Marathons
Date of Race: 07-14-2025
Description: World's Best Marathon Half Series! No Time Limits Great Food ...
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Half Marathon - Individual Age group/open
Organization: Mainly Marathons
Date of Race: 07-14-2025
Description: World's Best Marathon Half Series! No Time Limits Great Food ...
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Run to Pub Fall Marathon Relay
Organization: Devine Nutrition Inc.
Date of Race: 11-08-2025
Description: Run to Pub Marathon Relay! Save the date for our ...
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5K - Individual Age group/open
Organization: Mainly Marathons
Date of Race: 07-14-2025
Description: World's Best Marathon Half Series! No Time Limits Great Food ...
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10K - Individual Age group/open
Organization: Mainly Marathons
Date of Race: 07-14-2025
Description: World's Best Marathon Half Series! No Time Limits Great Food ...
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Marathon - Individual Age group/open
Organization: Mainly Marathons
Date of Race: 07-14-2025
Description: World's Best Marathon Half Series! No Time Limits Great Food ...
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R2p Marathon Relay
Organization: Devine Nutrition Inc.
Date of Race: 11-08-2025
Description: World's Best Marathon Half Series! No Time Limits Great Food ...
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2025 Heartland Series - Day 3 (IN)
Organization: Mainly Marathons
Date of Race: 07-14-2025
Description: World's Best Marathon Half Series! No Time Limits Great Food ...
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Frankfort Community Garage Sale
Organization: Frankfort Park District
Date of Race: 08-02-2025
Description: DescriptionEach registered participant's address will be included on a list of ...
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Pierogi Fest
Organization: Frankfort Park District
Date of Race: 07-25-2025
Description: DescriptionHeld in Downtown Whiting, Pierogi Fest provides an annual opportunity for ...
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25th Annual Short Run On A Long Day ...
Organization: Frankfort Park District
Date of Race: 06-18-2025
Description: Description$25 Pre-registration fee before 12:00noon Friday June 9$35 registration fee after ...
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Pickleball Social - Dinkin’ in the Sun
Organization: The Community House
Date of Race: 06-26-2025
Description: DescriptionAdult Pickleballers join us for a evening of fun laughter, ...
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Run to Pub Historical Run
Organization: Devine Nutrition Inc.
Date of Race: 09-21-2025
Description: Check in starts at 10 am. Run will start at 10:15 ...
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2025 End of Season Major Taylor Trail Clean ...
Organization: Major Taylor Trail Keepers Chicago
Date of Race: 08-23-2025
Description: This year’s End of Season Major Taylor Trail cleanup will start ...
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Historical Run
Organization: Devine Nutrition Inc.
Date of Race: 09-21-2025
Description: This year’s End of Season Major Taylor Trail cleanup will start ...
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Complete list of running events in and near Thornton, IL: Marathons, 1-milers, 5Ks, half-marathons, 10Ks, obstacle courses, walking events & more.
More information about Thornton
About Thornton
Thornton (IL) is a village in Cook County with an estimated population of 2,338.[4]
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Did you know?
The number of U.S. marathon finishers declined from 2014 to 2015 approximately 8 percent.
