ZIP codes in Kenosha County
24 ZIPs touch Kenosha County, Wisconsin. The blue dashed line is the county border; orange ZIPs reach into it.
24
ZIP codes
6
cross the county line
247,647
people in these ZIPs
72
counties in WI
Most people
Kenosha County ZIP list
More counties in Wisconsin
- Green Lake County12
- Iowa County21
- Iron County12
- Jackson County15
- Jefferson County19
- Juneau County16
- Kewaunee County6
- La Crosse County16
- Lafayette County14
- Langlade County16
- Lincoln County8
- Manitowoc County22
Questions people actually ask
How many ZIP codes are in Kenosha County, Wisconsin?
24 ZIP codes reach into Kenosha County, including 7 PO Box or single-address ZIPs placed by the town they serve. 6 of them are only partly in the county and also cover a neighboring county.
Which ZIP code in Kenosha County has the most people?
53142 (Kenosha) has about 34,144 residents, the most of any ZIP touching Kenosha County, in the Census Bureau’s ACS 2020–2024 estimates.
Can a ZIP code be in Kenosha County and another county?
Yes. ZIP codes follow mail routes, not county lines. Rows marked with a percentage show how much of that ZIP’s land is in Kenosha County. For one address, pin the exact spot on the ZIP finder to see its county.
Where does this list come from?
ZIP areas and their county overlaps come from the Census Bureau’s 2020 ZIP Code Tabulation Area to county relationship file. PO Box ZIPs have no area, so each is placed in the county of the ZIP area nearest the town it serves.
Keep exploring
Updated 2026-11-10 · Where the data comes from