Running races in or near Alton, IL
Marathons, 1-milers, 5Ks, half-marathons, 10Ks & more
See below for a frequently-updated, comprehensive list of upcoming running events in the local Alton, 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 - 5K Registration
Organization: Cahokia Mounds Museum Society
Date of Race: 11-08-2026
Description: Mark your calendars and plan to join us on Sunday, November ...
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Running-5K - Family 5K Registration
Organization: Cahokia Mounds Museum Society
Date of Race: 11-08-2026
Description: Mark your calendars and plan to join us on Sunday, November ...
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Running-5K - Individual / age 15 & Over
Organization: Alton Road Runners Club
Date of Race: 11-28-2026
Description: 10 mile and 5k are out and back on the Great ...
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Read, Right, Run Running Club 2025-2026
Organization: The Wilson School
Date of Race: 11-10-2026
Description: The Read Right Run Running Club is open to students in ...
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Running-10 Mile - Individual Age group/open
Organization: Alton Road Runners Club
Date of Race: 11-28-2026
Description: 10 mile and 5k are out and back on the Great ...
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Running-5K / 14 and Under - Individual / ...
Organization: Alton Road Runners Club
Date of Race: 11-28-2026
Description: 10 mile and 5k are out and back on the Great ...
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The 67th Great River Road Run
Organization: Alton Road Runners Club
Date of Race: 11-28-2026
Description: 10 mile and 5k are out and back on the Great ...
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City of the Sun 5K Trail Run 2026
Organization: Cahokia Mounds Museum Society
Date of Race: 11-08-2026
Description: Mark your calendars and plan to join us on Sunday, November ...
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VIRTUAL-10 Mile - VIRTUAL Individual Age group/open
Organization: Alton Road Runners Club
Date of Race: 11-28-2026
Description: 10 mile and 5k are out and back on the Great ...
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VIRTUAL-5K - VIRTUAL Individual Age group/open
Organization: Alton Road Runners Club
Date of Race: 11-28-2026
Description: 10 mile and 5k are out and back on the Great ...
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Price
Organization: The Wilson School
Date of Race: 11-10-2026
Description: 10 mile and 5k are out and back on the Great ...
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Turkey Trot Family Fun Run/Walk
Organization: Town & Country Parks and Recreation Department
Date of Race: 11-26-2026
Description: DescriptionTHANKSGIVING DAYThe first 300 registrations are guaranteed a shirt. Shirt ...
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Castlewood Adventure Race
Organization: Off Road Rage Adventures
Date of Race: 12-05-2026
Description: Named byTerrain Magazine’s Readers as theBest Adventure Racein the area, theCastlewood ...
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Complete list of running events in and near Alton, IL: Marathons, 1-milers, 5Ks, half-marathons, 10Ks, obstacle courses, walking events & more.
More information about Alton
About Alton
Alton (IL) is a city in Madison County with an estimated population of 27,865.[4]
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Did you know?
The number of U.S. marathon finishers declined from 2014 to 2015 approximately 8 percent.
