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ZIP CODE TABULATION AREA

57631

South Dakota · 364 residents · 130 sq mi
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ZIP 57631 is home to 364 people in Walworth County. The median age is 60.7, about 22 years above the US median. 90% of homes are owner-occupied. There are 3 people per square mile. Four-year degrees are less common here than nationally, at 22% of adults. The foreign-born share is 1%.

$56,827
US average: $82,259
$52,384
US average: $44,673
$162,500
US average: $376,019
21.6%
US average: 35.6%
Land area
130 sq mi
Age, sex & households
Under 18
7.7%
Age 65+
40.4%
45.6%
54.4%
1.76 people
Race & ethnicity · 2024
2024
White, non-Hispanic90.1%(328)
Black0%(0)
Hispanic / Latino3.6%(13)
Asian0%(0)
Other6.3%(23)
23
Our index, 0 to 100. Higher means a more even mix of racial and ethnic groups.
Housing
2.9
Years of local income it takes to buy a local home, on a scale of about 0 to 15. Lower is more affordable.
Within Walworth County
Income rank vs other ZIPs
LOWEST2ND OF 4HIGHEST
Adjacent ZIPs
57420$40,469
57452$53,571
57472$61,708
Frequently asked

How many people live in ZIP code 57631?

ZIP code 57631 has about 364 residents according to the 2024 American Community Survey.

What is the median household income in ZIP code 57631?

The typical household in ZIP code 57631 earns about $56,827 a year. Half of households make more than that, and half make less.

Is ZIP code 57631 expensive?

In ZIP code 57631, the median home is worth about $162,500.

How educated are people in ZIP code 57631?

About 21.6% of adults age 25 and over in ZIP code 57631 hold a bachelor's degree or higher.

What is the poverty rate in ZIP code 57631?

About 0.5% of people in ZIP code 57631 live below the federal poverty line.

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Containing area
Walworth County
Other ZIP codes in Walworth County
ZIP 57472ZIP 57420ZIP 57452

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