CensusEasy
ZIP CODE TABULATION AREA

53121

Wisconsin · 18,551 residents · 114.36 sq mi
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ZIP 53121 has roughly average household income, with a median household income of $85,643. Population has held roughly steady since 2024. Median home value is $313,500. Poverty is rare here, at 5.9% of residents. Among the 13 ZIP codes in Walworth County, 53121 ranks 4th by median household income.

$85,643
US average: $82,259
$313,500
US average: $376,019
32.6%
US average: 35.6%
Age, sex & households
Under 18
20.6%
Age 65+
19.7%
49.5%
50.5%
2.37 people
Race & ethnicity · 2024
2024
White, non-Hispanic84.5%(15,669)
Black0.8%(155)
Hispanic / Latino10.1%(1,878)
Asian0.6%(119)
Other3.9%(730)
Diversity Score34.3%(6,369)
Housing
Commute & vehicles
Work & employment
People & community
Affordability & inequality
Within Walworth County
Income rank vs other ZIPs
LOWEST4TH OF 13HIGHEST
Adjacent ZIPs
53114$72,708
53115$72,304
53120$96,345
53125$112,500
Frequently asked

How many people live in ZIP code 53121?

ZIP code 53121 has about 18,551 residents according to the 2024 American Community Survey.

What is the median household income in ZIP code 53121?

The typical household in ZIP code 53121 earns about $85,643 a year. Half of households make more than that, and half make less.

Is ZIP code 53121 expensive?

In ZIP code 53121, the median home is worth about $313,500, and the typical rent is about $1,054 a month.

How educated are people in ZIP code 53121?

About 32.6% of adults age 25 and over in ZIP code 53121 hold a bachelor's degree or higher.

What is the poverty rate in ZIP code 53121?

About 5.9% of people in ZIP code 53121 live below the federal poverty line.

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DATA: US CENSUS BUREAU ACS 5-YEAR · ZCTA · UPDATED 2024