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ZIP CODE TABULATION AREA

57440

South Dakota · 466 residents · 141.93 sq mi
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ZIP 57440 has notably lower household income than the US average, with a median household income of $54,625. Population has held roughly steady since 2024. Median home value is $132,800. With a median age of 54.5, the population is older than the US median of 38.9. Among the 9 ZIP codes in Spink County, 57440 ranks 9th by median household income.

$54,625
US average: $82,259
$132,800
US average: $376,019
26.5%
US average: 35.6%
Age, sex & households
Under 18
7.1%
Age 65+
24.7%
53.2%
46.8%
3.10 people
Race & ethnicity · 2024
2024
White, non-Hispanic99.6%(464)
Black0%(0)
Hispanic / Latino0.4%(2)
Asian0%(0)
Other0%(0)
Diversity Score1.1%(5)
Housing
Commute & vehicles
Work & employment
People & community
Affordability & inequality
Within Spink County
Income rank vs other ZIPs
LOWEST9TH OF 9HIGHEST
Adjacent ZIPs
57424$75,000
57434$73,393
57436$73,333
Frequently asked

How many people live in ZIP code 57440?

ZIP code 57440 has about 466 residents according to the 2024 American Community Survey.

What is the median household income in ZIP code 57440?

The typical household in ZIP code 57440 earns about $54,625 a year. Half of households make more than that, and half make less.

Is ZIP code 57440 expensive?

In ZIP code 57440, the median home is worth about $132,800.

How educated are people in ZIP code 57440?

About 26.5% of adults age 25 and over in ZIP code 57440 hold a bachelor's degree or higher.

What is the poverty rate in ZIP code 57440?

About 18.5% of people in ZIP code 57440 live below the federal poverty line.

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