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ZIP CODE TABULATION AREA

51431

Iowa · 430 residents · 37.9 sq mi
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ZIP 51431 is a ZIP code of 430 people in Ida County. The typical home is worth $80,000. Four-year degrees are less common here than nationally, at 20% of adults. The foreign-born share is 0%. Density works out to 11 people per square mile. Renters pay $676 a month at the median. Among the 6 ZIP codes in Ida County, 51431 ranks 6th by median household income.

$54,258
US average: $82,259
$33,507
US average: $44,673
$80,000
US average: $376,019
20.0%
US average: 35.6%
Land area
37.9 sq mi
Age, sex & households
Under 18
21.6%
Age 65+
28.4%
52.8%
47.2%
2.30 people
Race & ethnicity · 2024
2024
White, non-Hispanic86.7%(373)
Black0%(0)
Hispanic / Latino8.4%(36)
Asian0%(0)
Other4.9%(21)
30
Our index, 0 to 100. Higher means a more even mix of racial and ethnic groups.
Housing
1.5
Years of local income it takes to buy a local home, on a scale of about 0 to 15. Lower is more affordable.
Within Ida County
Income rank vs other ZIPs
LOWEST6TH OF 6HIGHEST
Adjacent ZIPs
51006$75,625
51018$60,833
51020$80,066
51025$65,543
Frequently asked

How many people live in ZIP code 51431?

ZIP code 51431 has about 430 residents according to the 2024 American Community Survey.

What is the median household income in ZIP code 51431?

The typical household in ZIP code 51431 earns about $54,258 a year. Half of households make more than that, and half make less.

Is ZIP code 51431 expensive?

In ZIP code 51431, the median home is worth about $80,000, and the typical rent is about $676 a month.

How educated are people in ZIP code 51431?

About 20.0% of adults age 25 and over in ZIP code 51431 hold a bachelor's degree or higher.

What is the poverty rate in ZIP code 51431?

About 14.2% of people in ZIP code 51431 live below the federal poverty line.

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Containing area
Ida County

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