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ZIP CODE TABULATION AREA

51003

Iowa · 1,938 residents · 54.364 sq mi
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ZIP 51003 is wealthier than most US places, with a median household income of $101,250. Population has held roughly steady since 2024. Median home value is $232,700. Poverty is rare here, at 2.0% of residents. Among the 13 ZIP codes in Sioux County, 51003 ranks 2nd by median household income.

$101,250
US average: $82,259
$232,700
US average: $376,019
29.2%
US average: 35.6%
Age, sex & households
Under 18
26.2%
Age 65+
12.6%
50.9%
49.1%
2.65 people
Race & ethnicity · 2024
2024
White, non-Hispanic89.3%(1,730)
Black1.7%(32)
Hispanic / Latino5.4%(104)
Asian0.7%(14)
Other3%(58)
Diversity Score24.9%(482)
Housing
Commute & vehicles
Work & employment
People & community
Affordability & inequality
Within Sioux County
Income rank vs other ZIPs
LOWEST2ND OF 13HIGHEST
Adjacent ZIPs
51011$44,375
51023$80,357
51027$100,893
51036$122,841
Frequently asked

How many people live in ZIP code 51003?

ZIP code 51003 has about 1,938 residents according to the 2024 American Community Survey.

What is the median household income in ZIP code 51003?

The typical household in ZIP code 51003 earns about $101,250 a year. Half of households make more than that, and half make less.

Is ZIP code 51003 expensive?

In ZIP code 51003, the median home is worth about $232,700, and the typical rent is about $813 a month.

How educated are people in ZIP code 51003?

About 29.2% of adults age 25 and over in ZIP code 51003 hold a bachelor's degree or higher.

What is the poverty rate in ZIP code 51003?

About 2.0% of people in ZIP code 51003 live below the federal poverty line.

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