Running races in or near Williams Bay, WI
Marathons, 1-milers, 5Ks, half-marathons, 10Ks & more
See below for a frequently-updated, comprehensive list of upcoming running events in the local Williams Bay, WI 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.
Muddy Maniacs Adventure Mud Run (Age 4 - ...
Organization: City of Delavan Park and Recreation Department
Date of Race: 06-13-2026
Description: Description
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Muddy Maniacs Adventure Mud Run (Age 7 - ...
Organization: City of Delavan Park and Recreation Department
Date of Race: 06-13-2026
Description: Description
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Muddy Maniacs Adventure Mud Run (Age 11 - ...
Organization: City of Delavan Park and Recreation Department
Date of Race: 06-13-2026
Description: Description
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Mother's Day Wildflower Walk
Organization: McHenry County Conservation District
Date of Race: 05-10-2026
Description: DescriptionGive the gift of a woods full of flowers! Celebrate Mother's ...
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Complete list of running events in and near Williams Bay, WI: Marathons, 1-milers, 5Ks, half-marathons, 10Ks, obstacle courses, walking events & more.
More information about Williams Bay
About Williams Bay
Williams Bay (WI) is a village in Walworth County with an estimated population of 2,564.[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.).
