Ozaukee County, Wisconsin ZIP codes
8 ZIP codes are in Ozaukee County, plus 5 that cross in from neighboring counties. It's part of the Milwaukee-Waukesha, WI metro area.
- ZIP codes
- 8
- Population in these ZIPs
- 93,487
- Avg. median income
- $101,800population-weighted
- Cities & towns
- 7
Click anywhere on the map to see which ZIP code it's in.
ZIP codes in Ozaukee County
| ZIP code | City | Population | Median income | Typical home value |
|---|---|---|---|---|
| 53004 | Belgium | 3,475 | $84,821 | $397,200 |
| 53012 | Cedarburg | 19,183 | $96,090 | $545,500 |
| 53021 | Fredonia | 4,537 | $89,779 | $424,000 |
| 53024 | Grafton | 18,982 | $92,390 | $480,200 |
| 53074 | Port Washington | 13,682 | $79,423 | $393,400 |
| 53080 | Saukville | 5,059 | $80,360 | $398,900 |
| 53092 | Mequon | 20,886 | $128,156 | $611,300 |
| 53097 | Mequon | 7,683 | $135,929 | $687,100 |
ZIP codes partly in Ozaukee County
These ZIP codes are mostly in a neighboring county but cover part of Ozaukee County.
| ZIP code | City | County | Population | Median income | Typical home value |
|---|---|---|---|---|---|
| 53013 | Cedar Grove | Sheboygan County | 3,717 | $84,375 | $390,700 |
| 53075 | Random Lake | Sheboygan County | 3,402 | $93,750 | $372,800 |
| 53090 | West Bend | Washington County | 21,625 | $86,152 | $370,000 |
| 53095 | West Bend | Washington County | 27,817 | $80,830 | $410,100 |
| 53217 | Milwaukee | Milwaukee County | 29,957 | $133,021 | $570,300 |
Population and median household income: ACS 2020–2024 5-year estimates. Typical home value: Zillow Home Value Index (September 2026) where available, otherwise the ACS median owner-reported value. "PO Box" marks ZIP codes with no delivery area of their own. Methodology
Cities and towns in Ozaukee County
Nearby counties
Frequently asked questions
How many ZIP codes are in Ozaukee County, Wisconsin?
8 ZIP codes are mainly in Ozaukee County, and 5 more ZIP codes from neighboring areas reach partly into it.
What cities are in Ozaukee County?
ZIP codes in Ozaukee County use the city names Belgium, Cedarburg, Fredonia, Grafton, Mequon, Port Washington and Saukville.
What metro area is Ozaukee County in?
Ozaukee County is part of the Milwaukee-Waukesha, WI metropolitan statistical area.