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ZIP CODE TABULATION AREA

83431

Idaho · 1,045 residents · 12.5 sq mi
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ZIP 83431 is a ZIP code of 1,045 people in Jefferson County. 21% of adults hold a bachelor's degree, below the 36% national rate. Owners hold 78% of the housing stock. 98% were living in the same home a year earlier. Median home value sits at $241,700. Renters pay $917 a month at the median. Among the 7 ZIP codes in Jefferson County, 83431 ranks 1st by median household income.

$90,833
US average: $82,259
$36,194
US average: $44,673
$241,700
US average: $376,019
21.5%
US average: 35.6%
Land area
12.5 sq mi
Age, sex & households
Under 18
32.2%
Age 65+
13.2%
46.1%
53.9%
3.33 people
Race & ethnicity · 2024
2024
White, non-Hispanic73.8%(771)
Black0%(0)
Hispanic / Latino25.1%(262)
Asian0%(0)
Other1.1%(12)
49
Our index, 0 to 100. Higher means a more even mix of racial and ethnic groups.
Housing
2.7
Years of local income it takes to buy a local home, on a scale of about 0 to 15. Lower is more affordable.
Within Jefferson County
Income rank vs other ZIPs
LOWEST1ST OF 7HIGHEST
Adjacent ZIPs
83425$80,833
83434$82,731
83435$73,750
83442$88,260
Frequently asked

How many people live in ZIP code 83431?

ZIP code 83431 has about 1,045 residents according to the 2024 American Community Survey.

What is the median household income in ZIP code 83431?

The typical household in ZIP code 83431 earns about $90,833 a year. Half of households make more than that, and half make less.

Is ZIP code 83431 expensive?

In ZIP code 83431, the median home is worth about $241,700, and the typical rent is about $917 a month.

How educated are people in ZIP code 83431?

About 21.5% of adults age 25 and over in ZIP code 83431 hold a bachelor's degree or higher.

What is the poverty rate in ZIP code 83431?

About 10.7% of people in ZIP code 83431 live below the federal poverty line.

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Containing area
Jefferson County

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