Ozaukee County's 2026 population is estimated at 94,828, reflecting a 0.46% growth rate over the past year (World Population Review estimate based on U.S. Census Bureau data). Ozaukee County is the 18th largest county in Wisconsin. The 2010 population was 86,378 and has grown 9.78% since 2010.
Data after 2023 is projected based on recent change
Overall: 43.9 years
Female: 45.1 years
Male: 42.8 years
There are 73,511 adults, (20,105 of whom are seniors) in Ozaukee County.
Female: 46,800 (50.3%)
Male: 46,166 (49.7%)
The racial composition of Ozaukee County includes 89.58% White, and smaller percentages for Asian, Black or African American, other race, Native American, Native Hawaiian or Pacific Islander and multiracial populations.
| Race | Population ↓ | Percentage (of total) |
|---|---|---|
| White | 83,279 | 89.58% |
| Two or more races | 5,097 | 5.48% |
| Asian | 2,028 | 2.18% |
| Black or African American | 1,392 | 1.5% |
| Other race | 1,011 | 1.09% |
| Native American | 136 | 0.15% |
| Native Hawaiian or Pacific Islander | 23 | 0.02% |
Ozaukee County 's average per capita income is $65,175. Household income levels show a median of $96,996. The poverty rate stands at 4.99%.
| Name | Median ↓ | Mean |
|---|---|---|
| Married Families | $141,052 | $187,059 |
| Families | $126,683 | $172,068 |
| Households | $96,996 | $138,958 |
| Non Families | $50,860 | $68,023 |
Average Income
Median Household Income
Poverty Rate