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ZIP CODE TABULATION AREA

83420

Idaho · 2,580 residents · 411 sq mi
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With 2,580 people, ZIP 83420 is a ZIP code in Fremont County. At a median age of 49.4, this is an older place than the country as a whole. Owners hold 88% of the housing stock. Density works out to 6 people per square mile. The average commute runs 16 minutes. The poverty rate is 5.3%, under the national 12.5%. Among the 5 ZIP codes in Fremont County, 83420 ranks 4th by median household income.

$69,286
US average: $82,259
$42,560
US average: $44,673
$337,700
US average: $376,019
29.0%
US average: 35.6%
Land area
411 sq mi
Age, sex & households
Under 18
16.8%
Age 65+
25.3%
54.5%
45.5%
2.57 people
Race & ethnicity · 2024
2024
White, non-Hispanic87.8%(2,264)
Black0.4%(10)
Hispanic / Latino9.9%(255)
Asian0%(0)
Other2%(51)
27
Our index, 0 to 100. Higher means a more even mix of racial and ethnic groups.
Housing
4.9
Years of local income it takes to buy a local home, on a scale of about 0 to 15. Lower is more affordable.
Within Fremont County
Income rank vs other ZIPs
LOWEST4TH OF 5HIGHEST
Adjacent ZIPs
83429$78,565
83433$94,250
83438$145,714
Frequently asked

How many people live in ZIP code 83420?

ZIP code 83420 has about 2,580 residents according to the 2024 American Community Survey.

What is the median household income in ZIP code 83420?

The typical household in ZIP code 83420 earns about $69,286 a year. Half of households make more than that, and half make less.

Is ZIP code 83420 expensive?

In ZIP code 83420, the median home is worth about $337,700, and the typical rent is about $1,025 a month.

How educated are people in ZIP code 83420?

About 29.0% of adults age 25 and over in ZIP code 83420 hold a bachelor's degree or higher.

What is the poverty rate in ZIP code 83420?

About 5.3% of people in ZIP code 83420 live below the federal poverty line.

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Containing area
Fremont County
Other ZIP codes in Fremont County
ZIP 83445ZIP 83429ZIP 83438ZIP 83421ZIP 83433

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