US Census Data

ZIP Code 53548

ZIP Code Tabulation Area in Rock County, Wisconsin.

Population
20,509
+6.6%’19–’23
Median household income
$74,696
+38.9%’19–’23
Median home value
$226,600
+58.9%’19–’23

ZIP Code 53548 (Rock County, Wisconsin) is home to about 20,509 residents. The median household income of $74,696 is in line with the Rock County median ($74,390).

From 2019 to 2023, ZIP Code 53548's population grew 6.6% from 19,243 to 20,509, while its median gross rent rose 25.2% from $798 to $999.

White (non-Hispanic) residents are the largest group, 84.1% of the population. 77.7% of workers drive to work alone.

Demographics

ACS 2019–2023
Population
20,509
Median age
40.8 yrs
Median household income
$74,696
Median home value
$226,600
Median gross rent
$999
Housing units
8,894
Homeownership rate
67.9%
Bachelor's degree or higher
26.7%
Unemployment rate
5.4%

Trends

ACS 5-year · 2019–2023
Population
19,24320,509
Median household income
$53,772$74,696
Median home value
$142,600$226,600
Median gross rent
$798$999
YearPopulationMedian household incomeMedian home valueMedian gross rent
201919,243$53,772$142,600$798
202020,165$55,677$159,000$819
202120,314$67,500$169,600$892
202220,119$70,082$197,300$987
202320,509$74,696$226,600$999

Each year is a US Census Bureau ACS 5-year estimate ending that year.

Age distribution

CountShare
Under 59514.6%
5 to 173,34616.3%
18 to 241,7858.7%
25 to 342,14310.4%
35 to 442,95614.4%
45 to 542,87214.0%
55 to 642,84713.9%
65 to 742,45512.0%
75 and over1,1545.6%

Race & ethnicity

CountShare
White (non-Hispanic)17,25284.1%
Black or African American7193.5%
American Indian & Alaska Native230.1%
Asian3831.9%
Native Hawaiian & Pacific Islander80.0%
Some other race200.1%
Two or more races6333.1%
Hispanic or Latino (any race)1,4717.2%

Educational attainment (age 25+)

CountShare
No high school diploma8916.2%
High school graduate4,99034.6%
Some college or associate's4,69732.6%
Bachelor's degree2,47217.1%
Graduate or professional degree1,3779.5%

Commute to work

Mean travel time to work
22 min

How workers get to work

CountShare
Drove alone7,62577.7%
Carpooled9489.7%
Public transit630.6%
Walked1001.0%
Bicycle610.6%
Worked from home8438.6%
Other means1701.7%

Travel time

CountShare
Under 15 min3,60840.2%
15 to 29 min3,06834.2%
30 to 44 min1,05711.8%
45 to 59 min7338.2%
60+ min5015.6%

Households

Average household size
2.41
Poverty rate
10.8% (2,196 of 20,261)
CountShare
Family households5,62866.7%
Nonfamily households2,80833.3%

Housing

Median year structure built
1966

Occupancy

CountShare
Occupied8,43694.9%
Vacant4585.1%

Tenure (of occupied units)

CountShare
Owner-occupied5,72467.9%
Renter-occupied2,71232.1%

Units in structure

CountShare
1-unit, detached6,86177.1%
1-unit, attached2592.9%
2 to 4 units99611.2%
5 to 19 units2653.0%
20 or more units3433.9%
Mobile home & other1701.9%

Geography

ZCTA
53548
Land area
75 sq mi
Water area
1.17 sq mi
Center point
42.6893, -89.1313

Counties this ZIP covers

1

Compare with nearby ZIP codes

6

National ZIP rankings

21

Nearby ZIP codes

16