Kewaunee County, WI ZIP Codes
Wisconsin (WI) · 4 ZIP codes · 4 cities
4
ZIP codes
20,543
population (2021)
-0.2%
pop change since 2010
55061
FIPS code
Kewaunee County ZIP code map
About Kewaunee County
Kewaunee County is located in Wisconsin and contains 4 ZIP codes across 4 cities and communities.
The county's population was 20,543 as of 2021,
a decrease of
0.2% from 20,574 in 2010.
The timezone is Mountain Time (observes DST).
The Federal Information Processing System (FIPS) code for Kewaunee County is 55061.
| Population | |
|---|---|
| 2021 population | 20,543 |
| 2010 population | 20,574 |
| Change | -0.2% |
| County details | |
|---|---|
| State | Wisconsin |
| FIPS code | 55061 |
| Timezone | Mountain |
| Daylight saving | Yes |
Cities in Kewaunee County
ZIP codes for Kewaunee County, WI (4)
| ZIP code | City | County | Map |
|---|---|---|---|
| 54201 | Algoma | Kewaunee | View map |
| 54205 | Casco | Kewaunee | View map |
| 54216 | Kewaunee | Kewaunee | View map |
| 54217 | Luxemburg | Kewaunee | View map |
Demographics & statistics
21,216
Population
44.0
Median age
$77,828
Median household income
$38,346
Per capita income
$193,425
Median home value
$801
Median monthly rent
87.5%
Home ownership
6.4%
Poverty rate
2.0%
Unemployment
8,473
Housing units
19.8%
Bachelor's or higher
Age distribution
Male
Female
553
Under 5
526
672
5–9
638
622
10–14
591
680
15–19
646
586
20–24
556
1,097
25–34
1,043
1,268
35–44
1,204
1,353
45–54
1,285
844
55–59
802
872
60–64
829
1,335
65–74
1,269
735
75–84
698
263
85+
249
← Male
Female →
Age summary
| Group | Count | % |
|---|---|---|
| Under 18 | 4,446 | 21.2% |
| 18 and over | 16,770 | 78.8% |
| 65 and over | 4,549 | 20.7% |
| Median age | 44.0 years | |
Race & ethnicity
White
92.7%
Two or more races
2.7%
Hispanic or Latino
2.3%
Other race
1.1%
Asian
0.5%
Black or African American
0.4%
American Indian / Alaska Native
0.3%
| Group | Count | % |
|---|---|---|
| White | 20,126 | 92.7% |
| Two or more races | 584 | 2.7% |
| Hispanic or Latino | 500 | 2.3% |
| Other race | 242 | 1.1% |
| Asian | 111 | 0.5% |
| Black or African American | 97 | 0.4% |
| American Indian / Alaska Native | 56 | 0.3% |
Household income
Under $10k
3.2%
$10k–$15k
2.9%
$15k–$25k
4.4%
$25k–$35k
6.8%
$35k–$50k
12.3%
$50k–$75k
17.8%
$75k–$100k
16.5%
$100k–$150k
21.4%
$150k–$200k
8.8%
$200k+
6.0%
| Range | % of households |
|---|---|
| Under $10k | 3.2% |
| $10k–$15k | 2.9% |
| $15k–$25k | 4.4% |
| $25k–$35k | 6.8% |
| $35k–$50k | 12.3% |
| $50k–$75k | 17.8% |
| $75k–$100k | 16.5% |
| $100k–$150k | 21.4% |
| $150k–$200k | 8.8% |
| $200k+ | 6.0% |
| Median income | $77,828 |
Housing
Home values
Under $50k
3.4%
$50k–$100k
10.6%
$100k–$150k
20.0%
$150k–$200k
16.7%
$200k–$300k
26.1%
$300k–$500k
16.9%
$500k–$1M
5.3%
$1M+
0.9%
Housing overview
| Metric | Value |
|---|---|
| Median home value | $193,425 |
| Median rent / month | $801 |
| Owner occupied | 87.5% |
| Renter occupied | 12.5% |
| Vacant | 11.0% |
| Single-family detached | 83.9% |
| Large apartment buildings | 1.4% |
| Mobile homes | 4.0% |
| Median rooms | 6.2 |
| Avg household size (owned) | 2.56 |
Year built
| Era | % |
|---|---|
| 2020 or later | 0.9% |
| 2010–2019 | 4.2% |
| 2000–2009 | 12.1% |
| 1990–1999 | 11.6% |
| 1980–1989 | 9.8% |
| 1970–1979 | 12.2% |
| 1960–1969 | 8.0% |
| 1950–1959 | 8.0% |
| 1940–1949 | 4.6% |
| 1939 or earlier | 28.8% |
Bedrooms
| Size | % of units |
|---|---|
| No bedroom (studio) | 1.6% |
| 1 bedroom | 3.5% |
| 2 bedrooms | 21.0% |
| 3 bedrooms | 50.2% |
| 4 bedrooms | 19.7% |
| 5+ bedrooms | 4.2% |
Vehicles per household
| Vehicles | % of households |
|---|---|
| No vehicle | 3.6% |
| 1 vehicle | 19.8% |
| 2 vehicles | 40.4% |
| 3 or more | 36.3% |
Heating fuel
| Fuel type | % |
|---|---|
| Utility gas | 57.8% |
| Electricity | 7.5% |
| Propane / LP gas | 23.2% |
| Fuel oil | 4.5% |
| Wood | 5.8% |
| No fuel used | 0.5% |
Households & families
| Household type | Count | % |
|---|---|---|
| Married-couple family | 5,195 | 62.1% |
| Cohabiting couple | 395 | 4.4% |
| Male householder, no spouse | 1,274 | 14.7% |
| Female householder, no spouse | 1,619 | 18.8% |
| Households with children under 18 | 2,347 | 28.5% |
| Households with seniors (65+) | 3,132 | 36.1% |
| Average household size | 2.53 | |
Marital status
| Status | Male | Female |
|---|---|---|
| Never married | 29.3% | 21.5% |
| Married | 60.9% | 60.5% |
| Separated | 0.2% | 0.2% |
| Widowed | 2.2% | 11.1% |
| Divorced | 7.5% | 6.8% |
Education
Less than 9th grade
2.0%
Some HS, no diploma
3.6%
HS graduate
39.4%
Some college, no degree
20.7%
Associate's degree
14.6%
Bachelor's degree
14.3%
Graduate / professional
5.5%
| Metric | % |
|---|---|
| HS diploma or higher | 94.5% |
| Bachelor's or higher | 19.8% |
School enrollment (ages 3–17)
| Type | Count | % |
|---|---|---|
| Nursery / preschool | 224 | 5.0% |
| Kindergarten | 351 | 7.2% |
| Elementary school | 2,006 | 43.9% |
| High school | 1,218 | 27.9% |
| College / grad school | 737 | 16.2% |
Employment
Industry of employment
Manufacturing
22.5%
Education & healthcare
20.2%
Construction
9.0%
Retail trade
8.2%
Professional & management
6.7%
Agriculture & mining
6.4%
Transportation & utilities
6.1%
Other services
5.2%
Finance & real estate
4.9%
Arts, food & hospitality
4.9%
Wholesale trade
3.1%
Public administration
2.3%
Information
0.8%
Occupation
| Category | % |
|---|---|
| Management, business & arts | 30.3% |
| Service | 15.2% |
| Sales & office | 16.7% |
| Natural resources & construction | 16.5% |
| Production & transportation | 21.4% |
Employment type
| Type | % |
|---|---|
| Private sector | 82.4% |
| Government | 10.0% |
| Self-employed | 7.4% |
| Unpaid family workers | 0.3% |
Commute
| Method | % |
|---|---|
| Drive alone | 81.4% |
| Carpool | 6.3% |
| Public transit | 0.2% |
| Walk | 2.6% |
| Other means | 0.5% |
| Avg commute (minutes) | 25.4 |
Poverty
All people
6.4%
Under 18 years
6.8%
18 and over
6.4%
Married-couple families
1.4%
Female-led households
24.5%
Income support
| Source | % of households |
|---|---|
| Social Security | 37.7% |
| Retirement income | 27.9% |
| Supplemental Security | 6.0% |
| Cash public assistance | 0.9% |
| Food stamps / SNAP | 4.6% |
Health indicators
| Condition | % |
|---|---|
| High blood pressure | 31.9% |
| High cholesterol | 34.1% |
| Heart disease | 6.4% |
| Stroke | 3.0% |
| Asthma | 9.5% |
| Arthritis | 24.9% |
| Kidney disease | 2.9% |
| Pulmonary disease | 6.3% |
| Cancer | 7.4% |
| Behavior / access | % |
|---|---|
| Binge drinking | 23.9% |
| No physical activity | 20.9% |
| Less than 7 hrs sleep | 30.8% |
| Fair or poor health | 12.0% |
| Poor mental health | 13.3% |
| Poor physical health | 9.8% |
| No health insurance | 10.2% |
| Visited doctor (checkup) | 74.4% |
| Visited dentist | 69.8% |
| Cholesterol screening | 87.9% |
| Teeth loss | 11.8% |
Veterans & disability
| Veterans | Count | % |
|---|---|---|
| Civilian veterans | 1,189 | 6.6% |
| Disability | % |
|---|---|
| Any disability | 11.9% |
| Under 18 | 4.1% |
| 18–64 years | 9.9% |
| 65 and over | 25.5% |
Health insurance coverage
| Type | % |
|---|---|
| Private insurance | 76.9% |
| Public insurance | 32.9% |
| Uninsured under 19 | 1.1% |
Language & origin
Language spoken at home (age 5+)
| Language | Count | % |
|---|---|---|
| English only | 20,137 | 94.7% |
| Spanish | 252 | 1.1% |
| Other Indo-European | 211 | 0.9% |
| Asian & Pacific Islander | 24 | 0.1% |
| Other languages | 17 | 0.1% |
Place of birth & citizenship
| Origin | Count | % |
|---|---|---|
| Native born (US) | 20,732 | 98.0% |
| Born in same state | 20,660 | 97.7% |
| Born in different state | 18,015 | 85.5% |
| Foreign born | 72 | 0.3% |
| Naturalized citizen | 484 | 2.0% |
| Not a US citizen | 216 | 46.2% |
Ancestry
| Ancestry | Count | % |
|---|---|---|
| Italian | 1,502 | 7.1% |
| Arab | 1,102 | 5.2% |
| French | 765 | 3.6% |
| English | 621 | 2.9% |
| Polish | 428 | 2% |
| Ancestry | Count | % |
|---|---|---|
| German | 192 | 0.9% |
| Dutch | 100 | 0.5% |
| Norwegian | 35 | 0.2% |
| Irish | 29 | 0.1% |
Technology access
| Metric | % of households |
|---|---|
| Computer access | 39.5% |
| Internet access | 89.5% |
Source: U.S. Census Bureau, American Community Survey 2025 estimates.
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