ZIP Code 53040 in Kewaskum, WI

Data Last Updated: October 1, 2025
City:Kewaskum, Wisconsin
Counties:Washington County[Primary]
Fond Du Lac County
Sheboygan County
Timezone:Central (GMT -06:00)
Local Time:7:41:13 PM
Population:8,358 [See All]
Area Code:262
Classification:Standard [Normal Street Delivery]
Coordinates:43.5285, -88.2012
Land Area:62.905 sq mi
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Population & Demographics


ZIP Code 53040 has 8,358 residents and 3,319 households (average 2.50 persons per household). The median age is 44.1 years, older than the state (40.1) and older than the nation (38.8). The gender split is 49.5% male and 50.5% female, which is about the same as the national male share (49.1%), making this a female-majority area. Largest groups are White (93.8%, much higher than the state average of 80.4% and well above the national average of 61.6%) and Hispanic or Latino (2.8%); Hispanic or Latino residents make up 2.8%, which is much lower than the national average (18.7%).

Explore More:Population Over TimeBy Age & GenderBy RaceBy GenderNativity & Citizenship

Source: U.S. Census 2020 Demographics & Housing Characteristics (DHC) and U.S. Census 2011-2023 American Community Survey (ACS) 5-Year Estimates.
2020 Population:8,358Source: Census DHC
2023 ACS Population Estimate:8,223Source: Census ACS
2025 ZC Population Estimate:8,157Source: ZIP-Codes.com
Population Density:132.9 people per sq mile
Average Income:$99,425Source: Census ACS
Households:3,319Source: Census DHC
Average House Value:$312,500Source: Census ACS
Persons Per Household:2.50Source: Census DHC
Average Family Size:2.62Source: Census ACS

Population Over Time (with 2010 & 2020 Census Benchmarks)


Group20102011210220132014201520162017201820192020202120222023
Census ACS Population Estimate--8,1668,4018,3578,0108,1188,1028,0058,1548,1458,2528,1558,1468,223
Decennial Census8,064------------------8,358------
Source: U.S. Census 2011-2023 American Community Survey 5-Year Estimates. DP05. DEMOGRAPHIC AND HOUSING ESTIMATES

Population by Age & Gender (Total, Male, Female)


Median Age: 44.1

Male Median Age: 43.2

Female Median Age: 44.8

Group< 55-910-1415-1920-2425-2930-3435-3940-4445-4950-5455-5960-6465-6970-7475-7980-8485+
Male2022592562611731902482862882752653673082552221209863
Female219264311218162190235264256265321378296276207138104118
Total421523567479335380483550544540586745604531429258202181
Source: U.S. Census Bureau (2020) Demographics & Housing Characteristics (DHC)

Population by Race


White:7,83794.60%
Black:690.83%
Hispanic:*2312.79%
Asian:470.57%
American Indian:210.25%
Hawaiian:30.04%
Other:760.92%
Total:8,284100%
Source: U.S. Census Bureau (2020) Demographics & Housing Characteristics (DHC)
* NOTE: Hispanic or Latino is an ethnicity, not a race. This means individuals who identify as Hispanic will also be included in one of the race categories (such as White or Black). As a result, the totals shown here may exceed 100% when Hispanic is displayed alongside racial groups.

Gender Breakdown


GenderCount%Median Age
Males:4,13649.49%43.2 years
Females:4,22250.51%44.8 years
Total:8,358100%44.1 years
Source: U.S. Census Bureau (2020) Demographics & Housing Characteristics (DHC)

Nativity & Citizenship


Native, born in the United States:8,08998.37%
Native, born in PR, Island Areas, or abroad:80.10%
Foreign born, naturalized U.S. citizen:1261.53%
Foreign born, not a U.S. citizen:01.53%
Total Population:8,223100%
Total Native Population:8,09798.47%
Total Foreign-born Population:1261.53%
Source: U.S. Census 2019-2023 American Community Survey 5-Year Estimates. Table DP02. SELECTED SOCIAL CHARACTERISTICS
Note: Nativity and Citizenship derived from American Community Survey (ACS) 5-year estimates. Total Population listed here will not match official ZIP Code population totals, which are based on the Decennial Census.

Income & Employment


In 2023, the Median household income is $99,425, which is much higher than the state median ($75,670), is up $27,158 (37.6%) since 2011 and above its 2019 pre-pandemic level by $20,175. Family households earn a median of $124,604 versus $48,910 for nonfamily households (a difference of $75,694). By gender, male median income is $72,326 and female is $47,483, which is considerably lower than the national female median ($53,445), with a current gap of $24,843 that has widened from 2011 to 2023. The labor-force participation rate is 67.3%, which is higher than the national rate (63.5%). The unemployment rate is 3.9%, which is generally lower than the national rate (5.2%). The largest occupation group is Management (38.9%).

Explore More:Income Over TimeHousehold IncomeEmployment StatusBy Occupation

Source: U.S. Census 2011-2023 American Community Survey 5-Year Estimates. Using data from Tables DP02, DP03, DP04 and DP05.

Median Income Over Time (Household, Family, Nonfamily, Male, Female)


Income Type2011201220132014201520162017201820192020202120222023
Median Household Income$72,267$74,011$70,156$64,673$67,969$72,594$70,938$72,614$79,250$80,083$85,350$97,841$99,425
Median Family Income$80,064$80,308$79,512$76,574$76,953$78,201$80,000$80,810$90,023$92,619$103,021$117,556$124,604
Median NonFamily Income$36,689$32,103$30,879$33,073$33,477$41,250$50,129$50,705$48,813$48,869$38,060$49,250$48,910
Median Male Income$53,277$52,815$54,352$54,172$53,248$53,340$55,914$55,566$60,023$61,684$62,528$66,824$72,326
Median Female Income$33,892$37,134$40,154$41,049$38,995$41,577$43,783$43,822$46,976$48,132$46,789$45,305$47,483
Source: U.S. Census 2011-2023 American Community Survey 5-Year Estimates. DP03. SELECTED ECONOMIC CHARACTERISTICS

Average Household Income


Source: U.S. Census 2019-2023 American Community Survey 5-Year Estimates. Table DP03. SELECTED ECONOMIC CHARACTERISTICS

Employment Status


Employed:4,18364.47%
Unemployed:1712.64%
Not In Labor Force:2,13432.89%
Total:6,488100%
Source: U.S. Census 2019-2023 American Community Survey 5-Year Estimates. Table DP03. SELECTED ECONOMIC CHARACTERISTICS

Employment by Occupation (Civilian Employed Population, 16 and Over)


Management, business, science, and arts:1,62638.87%
Service:45210.81%
Sales and Office:78018.65%
Natural resources, construction, and maintenance:54613.05%
Production, transportation, and material moving:77918.62%
Total Civilian Employed Population:4,183100%
Source: U.S. Census 2019-2023 American Community Survey 5-Year Estimates. Table DP03. SELECTED ECONOMIC CHARACTERISTICS.

Housing & Affordability


In 2023, the median home value is $312,500, which is considerably higher than the state median ($247,400), is up $92,300 (41.92%) since 2011 and above its 2019 pre-pandemic level by $88,400. The median gross rent is $981, which is far less than the national median ($1,348), is up $239 (32.21%) since 2011 and above its 2019 pre-pandemic level by $65. Of occupied housing, owners make up 85.72% (64.30% with a mortgage, 35.70% free-and-clear) and renters 14.28% - making this ZIP Code more home ownership than the state and under national rental averages. The vacancy rate is 4.80%, which is much lower than the state rate (11.08%).

Explore More:Compare Home ValueHome Value Over TimeRent & Over TimeHousing Occupancy

Source: U.S. Census 2011-2023 American Community Survey 5-Year Estimates. Using data from Table DP03, SELECTED ECONOMIC CHARACTERISTICS.

Median Home Value (Comparison)


Source: U.S. Census 2019-2023 American Community Survey 5-Year Estimates. Table DP04. SELECTED HOUSING CHARACTERISTICS

Median Home Value Over Time


Group2011210220132014201520162017201820192020202120222023
Median Home Value$220,200$220,800$219,800$219,700$220,000$217,000$218,800$216,800$224,100$231,500$251,700$282,800$312,500
Source: U.S. Census 2011-2023 American Community Survey 5-Year Estimates. DP04. SELECTED HOUSING CHARACTERISTICS

Gross Rent Paid


Less than $500:194.14%
$500 to $999:21647.06%
$1,000 to $1,499:8518.52%
$1,500 to $1,999:8718.95%
$2,000 to $2,499:61.31%
$2,500 to $2,999:132.83%
$3,000 or more:00.00%
No Rent:337.19%
Total:459100%
Source: U.S. Census 2019-2023 American Community Survey 5-Year Estimates. Table DP04. SELECTED HOUSING CHARACTERISTICS

Median Gross Rent Over Time


Group2011210220132014201520162017201820192020202120222023
Median Rent$742$730$716$757$870$927$893$906$916$840$821$944$981
Source: U.S. Census 2011-2023 American Community Survey 5-Year Estimates. DP04. SELECTED HOUSING CHARACTERISTICS

Housing Occupancy


Owner Occupied (with mortgage):1,77255.12%
Owner Occupied (free and clear, no mortgage):98430.61%
Renter Occupied:45914.28%
Total Occupied Housing Units:3,215100%

Occupied Housing Units:3,21595.20%
Vacant Housing Units (not graphed):1624.80%
Total Housing Units:3,377100%
Source: U.S. Census 2019-2023 American Community Survey 5-Year Estimates. Table DP04. SELECTED HOUSING CHARACTERISTICS

Housing Type (Single-Family, Multi-Family, Other)


Single-Family Units:3,00989.10%
Multi-Family Units:35710.57%
Other Units:110.33%
Total Housing Units:3,377100%
Source: U.S. Census 2019-2023 American Community Survey 5-Year Estimates. Table DP04. SELECTED HOUSING CHARACTERISTICS

Education, Health & Community


In 2023, 24.20% of adults (25+) have a bachelor's degree or higher, which is far lower than the national rate (35.00%). High school or higher is 94.60%, which is far higher than the national rate (89.40%). The uninsured rate is 2.50%, which is far lower than the national rate (8.60%). The share of people in poverty is 4.00%, which is far lower than the national rate (8.70%), up 1.10 percentage points since 2011 and above its 2019 pre-pandemic level by 1.70 percentage points. This points to rising hardship - a weaker consumer base, greater strain on public services, and job-market headwinds. Among residents ages 3+, the largest enrollment group is elementary (43.42%). College enrollment is 23.51%, which is comparable to the national rate (26.70%), meaning the community mirrors broader higher-education participation.

Explore More:Educational AttainmentHealth InsurancePoverty Over TimeSchool Enrollment

Source: U.S. Census 2011-2023 American Community Survey 5-Year Estimates. Using data from Tables DP02 and DP03.

Educational Attainment of Adults (25 and Older)


Less than 9th grade:440.78%
9th to 12th grade, no diploma:2634.64%
High school graduate (includes equivalency):1,79031.55%
Some college, no degree:1,24221.89%
Associate's degree:96016.92%
Bachelor's degree:95416.82%
Graduate or professional degree:4207.40%
Total:5,673100%
High school or higher:5,36694.59%
Bachelor's degree or higher:1,37424.22%
Source: U.S. Census 2019-2023 American Community Survey 5-Year Estimates. Table DP02. SELECTED SOCIAL CHARACTERISTICS

Health Insurance Coverage by Type (Private, Public, Uninsured)


Private Insurance:6,87972.49%
Public Insurance:2,40225.31%
No Insurance:2082.19%
Total:9,489100%
Has Health Insurance:9,28197.81%
Source: U.S. Census 2019-2023 American Community Survey 5-Year Estimates. Table DP03. SELECTED ECONOMIC CHARACTERISTICS

Percentage of People in Poverty Over Time (2011-2023)


Group2011210220132014201520162017201820192020202120222023
% of People in Poverty2.9%3.3%5.2%7.4%5.2%5.2%5.6%4.4%2.3%1.5%1.5%1.5%4.0%
Source: U.S. Census 2011-2023 American Community Survey 5-Year Estimates. DP03. SELECTED ECONOMIC CHARACTERISTICS

Note: Counts of Families & People in poverty are not published at the ZIP Code level due to small sample sizes. Percentages shown are survey estimates from the American Community Survey (ACS). They may differ from official poverty statistics. The U.S. Census Bureau defines poverty status by comparing a family's or individual's total income with federal poverty thresholds that vary by family size and composition.

School Enrollment by Education Level (Ages 3 and Older)


Nursery School, Preschool:1518.35%
Kindergarten:613.37%
Elementary school (grades 1-8):78543.42%
High school (grades 9-12):38621.35%
College or graduate school:42523.51%
Total:1,808100%
Early Childhood:21211.73%
K-12 (Primary & Secondary School):1,23268.14%
Source: U.S. Census 2019-2023 American Community Survey 5-Year Estimates. Table DP02. SELECTED SOCIAL CHARACTERISTICS

Business & Employment Statistics


ZIP Code 53040 supports both business and residential activity. According to the Business Census (2023), there are 159 business establishments, employing about 1,416 people with an annual payroll of $57,218,000. USPS data shows 3,263 residential mailboxes and 92 business mailboxes, reflecting local delivery coverage.

# Residential Mailboxes:3,263Source: USPS
# Business Mailboxes:92Source: USPS
Total Delivery Receptacles:3,757Source: USPS
Single Family Delivery Units:1,846Source: USPS
Multi Family Delivery Units:155Source: USPS
# of Businesses:159Source: CBP
1st Quarter Payroll:$13,379,000Source: CBP
Annual Payroll:$57,218,000Source: CBP
# of Employees:1,416Source: CBP

Geography, Land Area, & Statistical Classifications


ZIP Code 53040 is located in Washington County, Wisconsin, within the Milwaukee-Waukesha, WI Metropolitan Statistical Area (CBSA 33340) and Wisconsin's 5th and 6th Congressional Districts. This Metro area has a population of 1,566,361 people, about 0.53% of whom live in ZIP Code 53040. It covers 62.905 sq mi of land and a water area of 0.203 sq mi.

CBSA Name:Milwaukee-Waukesha, WISource: Census
CBSA Number:33340Source: Census
CBSA Type:MetroSource: Census
CBSA Division:--Source: Census
CBSA Population:1,566,361Source: Census
MSA:Milwaukee-Racine, WI CMSASource: Census
Land Area:62.905 sq miSource: Census
Water Area:0.203 sq miSource: Census
Congressional District:05,06Source: USPS
Congressional Land Area:1890.75, 4918.39 sq miSource: Census
PMSA:Milwaukee-Waukesha, WI PMSASource: Census
Intro Date:< 2004-10Source: ZIP-Codes.com
Place FIPS Code:5539300Source: Census
Place Name:Kewaskum village; WisconsinSource: Census

Adjacent & Nearby ZIP Codes


53042 | | 53039

Schools in ZIP Code 53040


ZIP Code 53040 is in the Kewaskum School District, which serves grades Pre-Kindergarten thru 12th. There are 4 public schools and 1 private school(s) in this ZIP Code. It also has 6 colleges, universities or post secondary education institutions nearby which would be a short commute to.

Farmington Elementary 8736 Boltonville Rd
Kewaskum, WI 53040
District: Kewaskum School District
Kewaskum Elementary 1415 Bilgo Ln
Kewaskum, WI 53040
District: Kewaskum School District
Kewaskum High 1510 Bilgo Ln
Kewaskum, WI 53040
District: Kewaskum School District
Kewaskum Middle 1676 Reigle Dr
Kewaskum, WI 53040
District: Kewaskum School District
Holy Trinity Catholic School 305 Main St # 464
Kewaskum, WI 53040
District: Private School

Colleges & Post Secondary Schools near ZIP Code 53040


Marian University 45 S National Ave
Fond Du Lac, WI 54935-4699
Type: Post Secondary
Moraine Park Technical College 235 N National Avenue
Fond Du Lac, WI 54936-1940
Type: Post Secondary
Concordia University-Wisconsin 12800 N Lake Shore Dr
Mequon, WI 53097-2402
Type: Post Secondary
Lakeland University W3718 South Drive
Plymouth, WI 53073
Type: Post Secondary
Advanced College Of Cosmetology 25 West Main Street
Waupun, WI 53963-0000
Type: Post Secondary
Wisconsin School Of Professional Psychology 9120 W Hampton Ave
Milwaukee, WI 53225-4960
Type: Post Secondary

Sources & References


Our sources include trusted federal and licensed data from the United States Postal Service, U.S. Census Bureau, U.S. Geological Survey, Centers for Medicare & Medicaid Services, and the National Center for Education Statistics, along with proprietary datasets created by ZIP-Codes.com. Data last updated on October 1, 2025.

  1. U.S. Postal Service [Last Updated: 10/1/2025], https://www.usps.com
  2. ZIP-Codes.com Proprietary Data Enhancements [Updated: 10/1/2025], https://www.zip-codes.com
  3. U.S. Census [Updated: Varies], https://www.census.gov
    • U.S. Census Office of Management and Budget [Updated: As Released]
    • U.S. Census 2020 Demographic & Housing Characteristics (DHC) [Decennial] [Updated: 5/25/2023]
    • U.S. Census 2011-2023 American Community Survey 5-year estimates (ACS) [Annually] [Updated: Annually, As Released]
    • U.S. Census Business Patterns (CBD) [Annually] [Updated: Annually, As Released]
    • U.S. Census American National Standards Institute (ANSI) [Updated: As Released]
  4. U.S. Geological Survey [Updated: Varies], https://www.usgs.gov
  5. Centers for Medicare & Medicaid Services [Updated: Annually, As Released], https://www.cms.gov
  6. National Center for Education Statistics [Updated: 10/1/2025], https://nces.ed.gov