CensusEasy
ZIP CODE TABULATION AREA

57646

South Dakota · 272 residents · 128.407 sq mi
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ZIP 57646 is wealthier than most US places, with a median household income of $101,406. Population has held roughly steady since 2024. 47% of adults hold a bachelor's degree or higher. Median home value is $113,300. Households here earn about 47% more than the Campbell County median.

$101,406
US average: $82,259
$113,300
US average: $376,019
47.0%
US average: 35.6%
Age, sex & households
Under 18
23.2%
Age 65+
19.1%
53.3%
46.7%
2.50 people
Race & ethnicity · 2024
2024
White, non-Hispanic76.5%(208)
Black0%(0)
Hispanic / Latino21.3%(58)
Asian0%(0)
Other2.2%(6)
Diversity Score46.2%(126)
Housing
Commute & vehicles
Work & employment
People & community
Affordability & inequality
Within Campbell County
Income rank vs other ZIPs
LOWEST1ST OF 2HIGHEST
Adjacent ZIPs
57632$81,719
Frequently asked

How many people live in ZIP code 57646?

ZIP code 57646 has about 272 residents according to the 2024 American Community Survey.

What is the median household income in ZIP code 57646?

The typical household in ZIP code 57646 earns about $101,406 a year. Half of households make more than that, and half make less.

Is ZIP code 57646 expensive?

In ZIP code 57646, the median home is worth about $113,300.

How educated are people in ZIP code 57646?

About 47.0% of adults age 25 and over in ZIP code 57646 hold a bachelor's degree or higher.

What is the poverty rate in ZIP code 57646?

About 12.9% of people in ZIP code 57646 live below the federal poverty line.

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Containing area
Campbell County
Other ZIP codes in Campbell County
ZIP 57632

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