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ZIP CODE TABULATION AREA

83318

Idaho · 19,459 residents · 254 sq mi
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ZIP 83318 is a ZIP code of 19,459 people in Cassia County. 21% of adults hold a bachelor's degree, below the 36% national rate. The median age is 33.2, younger than the US median of 38.9. Getting to work takes 17 minutes on average. Median rent is $1,004 a month. Median home value sits at $276,500. Among the 7 ZIP codes in Cassia County, 83318 ranks 2nd by median household income.

$71,282
US average: $82,259
$33,970
US average: $44,673
$276,500
US average: $376,019
20.7%
US average: 35.6%
Land area
254 sq mi
Age, sex & households
Under 18
29.7%
Age 65+
15.1%
51.4%
48.6%
2.86 people
Race & ethnicity · 2024
2024
White, non-Hispanic61.4%(11,947)
Black0.5%(99)
Hispanic / Latino32.1%(6,243)
Asian0.3%(57)
Other5.7%(1,113)
65
Our index, 0 to 100. Higher means a more even mix of racial and ethnic groups.
Housing
3.9
Years of local income it takes to buy a local home, on a scale of about 0 to 15. Lower is more affordable.
Within Cassia County
Income rank vs other ZIPs
LOWEST2ND OF 7HIGHEST
Adjacent ZIPs
83311$101,167
83312$57,155
83323$60,625
83342$56,818
Frequently asked

How many people live in ZIP code 83318?

ZIP code 83318 has about 19,459 residents according to the 2024 American Community Survey.

What is the median household income in ZIP code 83318?

The typical household in ZIP code 83318 earns about $71,282 a year. Half of households make more than that, and half make less.

Is ZIP code 83318 expensive?

In ZIP code 83318, the median home is worth about $276,500, and the typical rent is about $1,004 a month.

How educated are people in ZIP code 83318?

About 20.7% of adults age 25 and over in ZIP code 83318 hold a bachelor's degree or higher.

What is the poverty rate in ZIP code 83318?

About 10.7% of people in ZIP code 83318 live below the federal poverty line.

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Containing area
Cassia County

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