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.
Marathon - Individual Age group/open
Organization: Mainly Marathons
Date of Race: 07-13-2026
Description: World's Best Marathon Half Series! No Time Limits Great Food ...
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50K - Individual Age group/open
Organization: Mainly Marathons
Date of Race: 07-13-2026
Description: World's Best Marathon Half Series! No Time Limits Great Food ...
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5K - Individual Age group/open
Organization: Mainly Marathons
Date of Race: 07-13-2026
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: 07-13-2026
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: 07-13-2026
Description: World's Best Marathon Half Series! No Time Limits Great Food ...
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2026 Heartland Series - Day 3 (IN)
Organization: Mainly Marathons
Date of Race: 07-13-2026
Description: World's Best Marathon Half Series! No Time Limits Great Food ...
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Lower School Track and Field
Organization: Morgan Park Academy
Date of Race: 03-16-2026
Description: Practice will start March 16th and continue on Wednesdays. Practices ...
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Puzzle Mania - Family & Friends/All Ages
Organization: Frankfort Park District
Date of Race: 02-27-2026
Description: DescriptionLooking for a fun evening with your family and friends? Put ...
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Oak Forest 6 Week Irish Series
Organization: Devine Nutrition Inc.
Date of Race: 02-19-2026
Description: Join Run to the Pub for our 14th Annual 6 week ...
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Citywide 2Ball Invitational at Various Locations (Rowan, Taylor, ...
Organization: Chicago Park District
Date of Race: 03-23-2026
Description: Event details and schedule
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Crown Point- Run to Pub Irish Series
Organization: Devine Nutrition Inc.
Date of Race: 02-24-2026
Description: It's back! Join us for a 6 week in person program ...
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Full Irish Series Oak Forest
Organization: Devine Nutrition Inc.
Date of Race: 02-19-2026
Description: It's back! Join us for a 6 week in person program ...
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Urban Adventure Hike at the Chicago Riverwalk (Chicago, ...
Organization: Girl Scouts of Greater Chicago & Northwest Indiana
Date of Race: 04-26-2026
Description: Embrace the great outdoors and enjoy the benefits of hiking with ...
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Valentine Hike at Camp Palos (Palos Park, IL)
Organization: Girl Scouts of Greater Chicago & Northwest Indiana
Date of Race: 02-14-2026
Description: Registration will close on 2/05/2026 at 11:59 pm. Embrace the ...
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Spring Hike at Sand Ridge Nature Center (South ...
Organization: Girl Scouts of Greater Chicago & Northwest Indiana
Date of Race: 03-29-2026
Description: Embrace the great outdoors and enjoy the benefits of hiking with ...
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Crown Point- Full series
Organization: Devine Nutrition Inc.
Date of Race: 02-24-2026
Description: Embrace the great outdoors and enjoy the benefits of hiking with ...
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Youth Track & Field
Organization: The Community House
Date of Race: 04-11-2026
Description: DescriptionThis class will ...
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Youth Track & Field
Organization: The Community House
Date of Race: 04-11-2026
Description: DescriptionThis class will ...
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Youth Track & Field
Organization: The Community House
Date of Race: 04-11-2026
Description: DescriptionThis class will ...
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Mini Soccer (Sports Kids)
Organization: The Community House
Date of Race: 04-16-2026
Description: Description ...
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Mini Soccer (Sports Kids)
Organization: The Community House
Date of Race: 04-17-2026
Description: Description ...
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Mini Soccer (Sports Kids)
Organization: The Community House
Date of Race: 04-17-2026
Description: Description ...
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Mini Soccer (Sports Kids)
Organization: The Community House
Date of Race: 04-14-2026
Description: Description ...
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OZ Pk Half-day bb camp wk 11
Organization: Lincoln Park Baseball Academy
Date of Race: 08-17-2026
Description: The camp experience includes a daily exercise and agility training routine ...
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Mini Soccer (Sports Kids)
Organization: The Community House
Date of Race: 02-17-2026
Description: Description ...
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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?
Historically, more marathons are run in the month of October than any other month (in the U.S.).
