Ozaukee County, WI ZIP Codes
Wisconsin (WI) · 8 ZIP codes · 7 cities
8
ZIP codes
92,497
population (2021)
+7.1%
pop change since 2010
55089
FIPS code
Ozaukee County ZIP code map
About Ozaukee County
Ozaukee County is located in Wisconsin and contains 8 ZIP codes across 7 cities and communities.
The county's population was 92,497 as of 2021,
an increase of
7.1% from 86,395 in 2010.
The timezone is Mountain Time (observes DST).
The Federal Information Processing System (FIPS) code for Ozaukee County is 55089.
| Population | |
|---|---|
| 2021 population | 92,497 |
| 2010 population | 86,395 |
| Change | +7.1% |
| County details | |
|---|---|
| State | Wisconsin |
| FIPS code | 55089 |
| Timezone | Mountain |
| Daylight saving | Yes |
Cities in Ozaukee County
ZIP codes for Ozaukee County, WI (8)
| ZIP code | City | County | Map |
|---|---|---|---|
| 53004 | Belgium | Ozaukee | View map |
| 53012 | Cedarburg | Ozaukee | View map |
| 53021 | Fredonia | Ozaukee | View map |
| 53024 | Grafton | Ozaukee | View map |
| 53074 | Port Washington | Ozaukee | View map |
| 53080 | Saukville | Ozaukee | View map |
| 53092 | Mequon | Ozaukee | View map |
| 53097 | Mequon | Ozaukee | View map |
Demographics & statistics
92,411
Population
43.8
Median age
$98,212
Median household income
$55,994
Per capita income
$328,950
Median home value
$1,200
Median monthly rent
76.5%
Home ownership
4.6%
Poverty rate
2.7%
Unemployment
29,603
Housing units
43.5%
Bachelor's or higher
Age distribution
Male
Female
2,313
Under 5
2,410
2,767
5–9
2,884
2,618
10–14
2,729
3,070
15–19
3,200
2,669
20–24
2,781
4,383
25–34
4,568
5,399
35–44
5,626
5,773
45–54
6,015
3,180
55–59
3,314
3,713
60–64
3,870
5,352
65–74
5,577
2,857
75–84
2,977
1,159
85+
1,207
← Male
Female →
Age summary
| Group | Count | % |
|---|---|---|
| Under 18 | 19,475 | 19.9% |
| 18 and over | 72,936 | 80.2% |
| 65 and over | 19,129 | 19.9% |
| Median age | 43.8 years | |
Race & ethnicity
White
89.4%
Two or more races
3.9%
Hispanic or Latino
2.4%
Asian
2%
Black or African American
1.3%
Other race
0.8%
American Indian / Alaska Native
0.1%
| Group | Count | % |
|---|---|---|
| White | 84,586 | 89.4% |
| Two or more races | 3,739 | 3.9% |
| Hispanic or Latino | 2,250 | 2.4% |
| Asian | 1,908 | 2% |
| Black or African American | 1,252 | 1.3% |
| Other race | 781 | 0.8% |
| American Indian / Alaska Native | 124 | 0.1% |
Household income
Under $10k
2.4%
$10k–$15k
1.3%
$15k–$25k
4.9%
$25k–$35k
6.2%
$35k–$50k
10.5%
$50k–$75k
15.6%
$75k–$100k
13.4%
$100k–$150k
19.4%
$150k–$200k
11.0%
$200k+
15.5%
| Range | % of households |
|---|---|
| Under $10k | 2.4% |
| $10k–$15k | 1.3% |
| $15k–$25k | 4.9% |
| $25k–$35k | 6.2% |
| $35k–$50k | 10.5% |
| $50k–$75k | 15.6% |
| $75k–$100k | 13.4% |
| $100k–$150k | 19.4% |
| $150k–$200k | 11.0% |
| $200k+ | 15.5% |
| Median income | $98,212 |
Housing
Home values
Under $50k
2.0%
$50k–$100k
0.7%
$100k–$150k
3.5%
$150k–$200k
10.8%
$200k–$300k
29.5%
$300k–$500k
34.8%
$500k–$1M
15.3%
$1M+
3.3%
Housing overview
| Metric | Value |
|---|---|
| Median home value | $328,950 |
| Median rent / month | $1,200 |
| Owner occupied | 76.5% |
| Renter occupied | 23.5% |
| Vacant | 4.0% |
| Single-family detached | 70.1% |
| Large apartment buildings | 4.6% |
| Mobile homes | 0.4% |
| Median rooms | 6.4 |
| Avg household size (owned) | 2.52 |
Year built
| Era | % |
|---|---|
| 2020 or later | 0.1% |
| 2010–2019 | 7.1% |
| 2000–2009 | 13.4% |
| 1990–1999 | 14.7% |
| 1980–1989 | 8.7% |
| 1970–1979 | 17.3% |
| 1960–1969 | 11.3% |
| 1950–1959 | 9.5% |
| 1940–1949 | 4.9% |
| 1939 or earlier | 13.0% |
Bedrooms
| Size | % of units |
|---|---|
| No bedroom (studio) | 0.8% |
| 1 bedroom | 5.1% |
| 2 bedrooms | 22.4% |
| 3 bedrooms | 43.7% |
| 4 bedrooms | 21.2% |
| 5+ bedrooms | 6.9% |
Vehicles per household
| Vehicles | % of households |
|---|---|
| No vehicle | 3.1% |
| 1 vehicle | 28.9% |
| 2 vehicles | 44.0% |
| 3 or more | 24.1% |
Heating fuel
| Fuel type | % |
|---|---|
| Utility gas | 73.8% |
| Electricity | 16.1% |
| Propane / LP gas | 6.1% |
| Fuel oil | 2.1% |
| Wood | 1.2% |
| No fuel used | 0.4% |
Households & families
| Household type | Count | % |
|---|---|---|
| Married-couple family | 21,660 | 58.9% |
| Cohabiting couple | 1,906 | 5.2% |
| Male householder, no spouse | 5,573 | 14.2% |
| Female householder, no spouse | 8,754 | 21.8% |
| Households with children under 18 | 10,602 | 27.8% |
| Households with seniors (65+) | 13,805 | 35.5% |
| Average household size | 2.40 | |
Marital status
| Status | Male | Female |
|---|---|---|
| Never married | 30.7% | 25.5% |
| Married | 59.3% | 55.1% |
| Separated | 0.4% | 0.9% |
| Widowed | 2.2% | 8.7% |
| Divorced | 7.5% | 9.9% |
Education
Less than 9th grade
0.8%
Some HS, no diploma
2.0%
HS graduate
25.9%
Some college, no degree
19.2%
Associate's degree
8.7%
Bachelor's degree
27.2%
Graduate / professional
16.2%
| Metric | % |
|---|---|
| HS diploma or higher | 97.2% |
| Bachelor's or higher | 43.5% |
School enrollment (ages 3–17)
| Type | Count | % |
|---|---|---|
| Nursery / preschool | 1,597 | 7.1% |
| Kindergarten | 1,250 | 4.8% |
| Elementary school | 8,493 | 37.5% |
| High school | 5,164 | 24.0% |
| College / grad school | 5,497 | 26.7% |
Employment
Industry of employment
Education & healthcare
20.8%
Manufacturing
20.6%
Professional & management
12.2%
Retail trade
10.7%
Arts, food & hospitality
7.6%
Finance & real estate
7.3%
Construction
4.9%
Other services
4.4%
Public administration
2.9%
Transportation & utilities
2.9%
Wholesale trade
2.8%
Information
1.5%
Agriculture & mining
1.4%
Occupation
| Category | % |
|---|---|
| Management, business & arts | 44.8% |
| Service | 14.0% |
| Sales & office | 19.3% |
| Natural resources & construction | 7.3% |
| Production & transportation | 14.7% |
Employment type
| Type | % |
|---|---|
| Private sector | 85.9% |
| Government | 8.4% |
| Self-employed | 5.4% |
| Unpaid family workers | 0.2% |
Commute
| Method | % |
|---|---|
| Drive alone | 79.0% |
| Carpool | 5.9% |
| Public transit | 0.2% |
| Walk | 1.4% |
| Other means | 1.1% |
| Avg commute (minutes) | 23.1 |
Poverty
All people
4.6%
Under 18 years
5.9%
18 and over
4.3%
Married-couple families
1.9%
Female-led households
11.3%
Income support
| Source | % of households |
|---|---|
| Social Security | 35.7% |
| Retirement income | 28.4% |
| Supplemental Security | 2.4% |
| Cash public assistance | 1.2% |
| Food stamps / SNAP | 3.7% |
Health indicators
| Condition | % |
|---|---|
| High blood pressure | 28.6% |
| High cholesterol | 33.3% |
| Heart disease | 5.1% |
| Stroke | 2.3% |
| Asthma | 9.2% |
| Arthritis | 22.2% |
| Kidney disease | 2.4% |
| Pulmonary disease | 4.7% |
| Cancer | 6.8% |
| Behavior / access | % |
|---|---|
| Binge drinking | 25.6% |
| No physical activity | 16.9% |
| Less than 7 hrs sleep | 28.1% |
| Fair or poor health | 9.1% |
| Poor mental health | 12.0% |
| Poor physical health | 8.0% |
| No health insurance | 8.1% |
| Visited doctor (checkup) | 74.0% |
| Visited dentist | 73.7% |
| Cholesterol screening | 88.9% |
| Teeth loss | 8.6% |
Veterans & disability
| Veterans | Count | % |
|---|---|---|
| Civilian veterans | 3,988 | 5.3% |
| Disability | % |
|---|---|
| Any disability | 10.0% |
| Under 18 | 3.0% |
| 18–64 years | 7.3% |
| 65 and over | 25.3% |
Health insurance coverage
| Type | % |
|---|---|
| Private insurance | 81.8% |
| Public insurance | 29.6% |
| Uninsured under 19 | 2.3% |
Language & origin
Language spoken at home (age 5+)
| Language | Count | % |
|---|---|---|
| English only | 87,688 | 95.1% |
| Spanish | 967 | 1.3% |
| Other Indo-European | 260 | 0.4% |
| Asian & Pacific Islander | 391 | 0.5% |
| Other languages | 265 | 0.4% |
Place of birth & citizenship
| Origin | Count | % |
|---|---|---|
| Native born (US) | 87,826 | 95.4% |
| Born in same state | 86,889 | 94.4% |
| Born in different state | 65,799 | 73.4% |
| Foreign born | 937 | 1.0% |
| Naturalized citizen | 4,585 | 4.6% |
| Not a US citizen | 3,006 | 65.1% |
Ancestry
| Ancestry | Count | % |
|---|---|---|
| Italian | 10,176 | 11% |
| French | 7,226 | 7.8% |
| Polish | 3,384 | 3.7% |
| Arab | 3,368 | 3.6% |
| English | 1,333 | 1.4% |
| Ancestry | Count | % |
|---|---|---|
| Dutch | 606 | 0.7% |
| Irish | 529 | 0.6% |
| German | 366 | 0.4% |
| Norwegian | 235 | 0.3% |
Technology access
| Metric | % of households |
|---|---|
| Computer access | 40.7% |
| Internet access | 94.9% |
Source: U.S. Census Bureau, American Community Survey 2025 estimates.
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