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ZIP CODE TABULATION AREA

57656

South Dakota · 1,000 residents · 389 sq mi
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ZIP 57656 is home to 1,000 people in Dewey County. The median age is 28.1, younger than the US median of 38.9. Median home value sits at $86,300. There are 3 people per square mile. 1% of people in this ZIP code were born outside the United States. 24% of adults hold a bachelor's degree or higher. Among the 6 ZIP codes in Dewey County, 57656 ranks 2nd by median household income.

$66,094
US average: $82,259
$30,983
US average: $44,673
$86,300
US average: $376,019
23.8%
US average: 35.6%
Land area
389 sq mi
Age, sex & households
Under 18
37.9%
Age 65+
11.6%
50.8%
49.2%
2.63 people
Race & ethnicity · 2024
2024
White, non-Hispanic52.5%(525)
Black0.6%(6)
Hispanic / Latino1.2%(12)
Asian0.3%(3)
Other45.4%(454)
65
Our index, 0 to 100. Higher means a more even mix of racial and ethnic groups.
Housing
1.3
Years of local income it takes to buy a local home, on a scale of about 0 to 15. Lower is more affordable.
Within Dewey County
Income rank vs other ZIPs
LOWEST2ND OF 6HIGHEST
Adjacent ZIPs
57601$66,003
57625$43,235
57636$112,375
Frequently asked

How many people live in ZIP code 57656?

ZIP code 57656 has about 1,000 residents according to the 2024 American Community Survey.

What is the median household income in ZIP code 57656?

The typical household in ZIP code 57656 earns about $66,094 a year. Half of households make more than that, and half make less.

Is ZIP code 57656 expensive?

In ZIP code 57656, the median home is worth about $86,300, and the typical rent is about $546 a month.

How educated are people in ZIP code 57656?

About 23.8% of adults age 25 and over in ZIP code 57656 hold a bachelor's degree or higher.

What is the poverty rate in ZIP code 57656?

About 13.2% of people in ZIP code 57656 live below the federal poverty line.

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Containing area
Dewey County

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