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ZIP CODE TABULATION AREA

51023

Iowa · 3,473 residents · 120 sq mi
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With 3,473 people, ZIP 51023 is a ZIP code in Sioux County. 21% of adults hold a bachelor's degree, below the 36% national rate. Median home value sits at $173,300. Getting to work takes 16 minutes on average. Density works out to 29 people per square mile. Renters pay $926 a month at the median. Among the 13 ZIP codes in Sioux County, 51023 ranks 8th by median household income.

$80,357
US average: $82,259
$37,539
US average: $44,673
$173,300
US average: $376,019
21.3%
US average: 35.6%
Land area
120 sq mi
Age, sex & households
Under 18
28.8%
Age 65+
16.3%
55.6%
44.4%
2.76 people
Race & ethnicity · 2024
2024
White, non-Hispanic71.7%(2,489)
Black0%(0)
Hispanic / Latino27.8%(967)
Asian0%(0)
Other0.5%(17)
51
Our index, 0 to 100. Higher means a more even mix of racial and ethnic groups.
Housing
2.2
Years of local income it takes to buy a local home, on a scale of about 0 to 15. Lower is more affordable.
Within Sioux County
Income rank vs other ZIPs
LOWEST8TH OF 13HIGHEST
Adjacent ZIPs
51003$101,250
51011$44,375
51027$100,893
51036$122,841
Frequently asked

How many people live in ZIP code 51023?

ZIP code 51023 has about 3,473 residents according to the 2024 American Community Survey.

What is the median household income in ZIP code 51023?

The typical household in ZIP code 51023 earns about $80,357 a year. Half of households make more than that, and half make less.

Is ZIP code 51023 expensive?

In ZIP code 51023, the median home is worth about $173,300, and the typical rent is about $926 a month.

How educated are people in ZIP code 51023?

About 21.3% of adults age 25 and over in ZIP code 51023 hold a bachelor's degree or higher.

What is the poverty rate in ZIP code 51023?

About 7.1% of people in ZIP code 51023 live below the federal poverty line.

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