There are 8 zip codes in Ozaukee County, Wisconsin. The most populated is 53092, located in Mequon. * 2024 populations estimated based on the latest ACS 5-year data.

CSV JSON
Zip Code
Population
City
5309221,161Mequon
5302418,752Grafton
5301218,721Cedarburg
5307413,343Port Washington
530977,220Mequon
530805,190Saukville
530214,428Fredonia
530043,596Belgium

Zip Codes in Ozaukee County, Wisconsin by Population (2024)