US ZIP Code
53040

Kewaskum, WI

Washington County  ·  Wisconsin

● Active
👥 8,223 Population
💰 $99,425 Median HH Income
▲ 30% above avg ↑ 25% since 2019
🎂 40.3 Median Age ↓ 8% since 2019
🏠 $312,500 Median Home Value
▲ 12% above avg ↑ 39% since 2019
🎓 42.3% College Grads
▲ 9% above avg
📊 3.9% Unemployment
▼ 20% below avg ↑ 91% since 2019
ZIP Code Details
ZIP Code53040
CityKewaskum
StateWisconsin (WI)
CountyWashington County
Area Code262
Elevation929 ft
Latitude43.526965
Longitude-88.191027
TimezoneChicago (DST)
FIPS55131
ZIP TypeStandard
StatusActive
People & Population (ACS 2023)
♂ Male 50.6% (4,161) Female 49.4% (4,062) ♀

Race & Ethnicity

White: 95.1%Hispanic: 3.2%Black: 0.2%Asian: 0.4%Other: 1%Race
White95.1%
Hispanic3.2%
Black0.2%
Asian0.4%
Other1.0%

Age Breakdown

Under 5
8%
5–17
16%
18–24
7%
25–44
24%
45–64
26%
65+
11%

Key Indicators

Median Age40.3 yrs ↓ 8% since 2019
Avg Household Size2.54
Below Poverty5.4% ▼ 46% below avg
College Grads42.3% ▲ 9% above avg
Unemployment3.9% ▼ 20% below avg
No HS Diploma21 (0.4%)
HS Graduate1,781 (32.4%)
Some College488 (8.9%)
Associates885 (16.1%)
Bachelors960 (17.5%)
Graduate Degree1,366 (24.8%)

Education

No HS: 0.4%HS Grad: 32.4%Some College: 8.9%Associates: 16.1%Bachelors: 17.5%Graduate: 24.8%Edu
No HS0.4%
HS Grad32.4%
Some College8.9%
Associates16.1%
Bachelors17.5%
Graduate24.8%
Housing & Income

Housing Tenure

Owner: 85.7%Renter: 14.3%Tenure
Owner85.7%
Renter14.3%

Home Value Distribution

Under $50k
1%
$50k–100k
1%
$100k–150k
2%
$150k–200k
6%
$200k–300k
38%
$300k–500k
40%
Over $500k
14%

Financials

Median HH Income$99,425 ▲ 30% above avg ↑ 25% since 2019
Median Home Value$312,500 ▲ 12% above avg ↑ 39% since 2019
Home/Income Ratio3.1x (nat avg ~3.5x)
Median Rent$981/mo ↑ 7% since 2019
Total Units3,377
Vacant Units162
Avg HH Size2.54

Income Distribution

Under $25k
9%
$25k–50k
10%
$50k–75k
17%
$75k–100k
13%
$100k–150k
27%
$150k–200k
18%
Over $200k
6%
Employment & Commute

How People Get to Work

Drove Alone
89%
Public Transit
0%
Walked
2%
Work From Home
9%

Commute Time

Under 15 min
25%
15–30 min
34%
30–45 min
24%
Over 45 min
17%
Housing Stock

Year Built

Before 1940
2%
1940s–1950s
8%
1960s–1970s
9%
1980s–1990s
21%
2000+
60%

Summary

Total Units3,377
Vacant162
Owner Occupied85.7%
Renter Occupied14.3%
Avg HH Size2.54
Frequently Asked Questions
ZIP code 53040 is in Kewaskum, WI, in Washington County.
ZIP code 53040 is located in Wisconsin (WI).
ZIP code 53040 is in Washington County, WI.
ZIP 53040 observes the Chicago timezone. Daylight Saving Time is observed.
The estimated population of ZIP code 53040 is 8,223 people (ACS 2023).
The median household income in ZIP code 53040 is $99,425 (ACS 2023).
The median home value in ZIP 53040 is $312,500 (ACS 2023).
About ZIP Code 53040

ZIP code 53040 is located in Kewaskum, Wisconsin, within Washington County. With a population of 8,223, this is a lightly populated ZIP code with a middle-aged community — the median age is 40.3 years. Economically, 53040 is a middle-income ZIP code: the median household income of $99,425 is above the national average.

Real estate in ZIP code 53040 represents a mid-range housing market. The median home value of $312,500 is near the national average. Renters can expect to pay around $981 per month in median rent. Homeownership is strong here — 85.7% of occupied units are owner-occupied, suggesting an established, stable residential community. Median home values have increased by 39% since 2019.

The population of 53040 is primarily White (95.12%). Residents are well-educated — 42.3% hold a bachelor's degree or higher, which is near the national average. Poverty affects a relatively small share of residents at 5.4%. Household income has grown by 25% since 2019.

The unemployment rate in 53040 stands at 3.9%, which is below the national average. As in most parts of the country, driving alone is the dominant commute mode at 79%.

Overall, ZIP code 53040 in Kewaskum, WI is characterized as middle-income, well-educated, a middle-aged community, and predominantly owner-occupied. With 8,223 residents, a median household income of $99,425, and a median home value of $312,500, it offers a clear picture of life in this part of Wisconsin.