Ozaukee County, Wisconsin Zip Codes

Zip Code	City	Population
53092	Mequon	21,161
53024	Grafton	18,752
53012	Cedarburg	18,721
53074	Port Washington	13,343
53097	Mequon	7,220
53080	Saukville	5,190
53021	Fredonia	4,428
53004	Belgium	3,596

Population is the most recent figure from the U.S. Census Bureau's 2022 American Community Survey (ACS) 5-Year Estimates.