Ozaukee County, Wisconsin
Ozaukee County, Wisconsin · ZIP 53004, 53012, 53013
- Census data · ACS 2019-2023
- 93,956 (2024 estimate)Population
- 37,766Households
- $96,734Median household income
- $368,900Median home value
- 15Towns with a page
- 11ZIP codes
Ozaukee County in numbersOfficial sources, refreshed yearly
| Census | Population |
|---|---|
| 2000 | 82,317 |
| 2010 | 86,395 |
| 2020 | 91,503 |
As counted at each census, within the boundaries the area had then; the current estimate is in the glance card.
Sources: Census 2000 Summary File 1: total population, county level, state 55, retrieved November 14, 2026; Census 2010 Summary File 1: total population, county level, state 55, retrieved November 14, 2026; Census 2020 Redistricting Data (P.L. 94-171): total population, county level, state 55, retrieved November 14, 2026.
Median household income $96,734 · Share of households by income, American Community Survey 5-year 2019-2023, table S1901.
Source: American Community Survey 5-year subject table S1901 (household income) 2019–2023, county level, state 55, retrieved November 14, 2026.
- Owner occupied
- 27,486 units
- Renter occupied
- 10,280 units
- Vacancy rate
- 4.2%
Occupied housing units by tenure and the share of all units vacant, American Community Survey 5-year 2019-2023, table DP04.
Source: American Community Survey 5-year data profile 2019–2023, county level, state 55, retrieved November 14, 2026.
39,792 employees in 2,832 establishments with payroll in 2023, all sectors; employers themselves are not named in the source. County Business Patterns counts are published with noise.
Source: County Business Patterns 2023: employment by sector, county level, state 55, retrieved November 14, 2026.
| Measure | Ozaukee County | Wisconsin |
|---|---|---|
| Population | 92,345 | 5,892,023 |
| Median household income | $96,734 | $75,670 |
| Median age | 44.0 | 40.1 |
| Median home value | $368,900 | $247,400 |
| Bachelor’s degree or higher | 50.4% | 32.8% |
| Foreign-born residents | 5.1% | 5.1% |
| Owner-occupied homes | 72.8% | 67.9% |
| Mean commute to work | 22.9 minutes | 22.2 minutes |
Source: American Community Survey 5-year data profile 2019–2023, county level, state 55, retrieved November 14, 2026.
Townships, towns and villages in Ozaukee County15 with a page · sort by any column
| Type | |||
|---|---|---|---|
| Mequon | City | 25,329 | 46.3 sq mi |
| Cedarburg | City | 13,011 | 4.92 sq mi |
| Port Washington | City | 12,750 | 5.96 sq mi |
| Grafton | Village | 12,741 | 5.33 sq mi |
| Cedarburg Town | Town | 6,205 | 24.5 sq mi |
| Grafton Town | Town | 4,387 | 17.4 sq mi |
| Saukville | Village | 4,305 | 3.54 sq mi |
| Thiensville | Village | 3,299 | 1.04 sq mi |
| Belgium | Village | 2,515 | 2.15 sq mi |
| Fredonia | Village | 2,281 | 2.24 sq mi |
| Fredonia Town | Town | 2,101 | 34.0 sq mi |
| Saukville Town | Town | 1,759 | 32.2 sq mi |
| Port Washington Town | Town | 1,606 | 17.7 sq mi |
| Belgium Town | Town | 1,473 | 35.6 sq mi |
| Waubeka | Census designated place | 560 | 2.45 sq mi |
Populations: Census Population Estimates, Vintage 2024: subcounty totals, state 55 (2024). Land areas: Census Gazetteer 2025: counties. A dash means the figure is not in the cited file.
County officialsFrom public records
No county official is published yet. Names appear once a researcher drafts them from the county’s own site and a second person approves; office contacts only, never personal details.
Across Ozaukee County
No job is posted in Ozaukee County’s towns yet. Employers post from their business dashboard; public job banks are added once their terms are recorded.
No upcoming event is listed in Ozaukee County's towns yet. Members and businesses add events from any town page.
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Neighboring counties
Neighboring counties
- Milwaukee CountyPopulation 924,740 (2024 estimate)
- Muskegon CountyPopulation 177,428 (2024 estimate)
- Oceana CountyPopulation 27,014 (2024 estimate)
- Sheboygan CountyPopulation 118,331 (2024 estimate)
- Washington CountyPopulation 138,727 (2024 estimate)
- Waukesha CountyPopulation 417,029 (2024 estimate)
Sources: Census county adjacency file 2024, retrieved November 14, 2026; Census Population Estimates, Vintage 2024: subcounty totals, state 55, retrieved November 14, 2026; Census Population Estimates, Vintage 2024: subcounty totals, state 26, retrieved November 14, 2026.