Idaho City, ID

Census ZIP code profile for Idaho City, ID — 1 ZIPs, total population 1,333. Median income, home value, education, commute, and demographics from the U.S. Census Bureau American Community Survey 2023 5-Year Estimates.

2026 data Public-data reference. official source

Source:

Idaho City, ID is covered by 1 USPS ZIP code serving a combined population of 1,333 according to Census ACS 5-Year Estimates. U.S. cities rarely map cleanly to a single ZIP — Idaho City splits its residents across 1 delivery areas, each with its own demographic and housing profile. The table below lists every ZIP by population, so you can see which neighborhoods carry the weight of the city total and which are smaller pockets of the same municipal boundary.

Aggregated across every ZIP in Idaho City, the median household income averages $80,714 and per-capita income averages $34,344. Poverty rate runs at 3.6% and unemployment at 4.5%. On housing, the average median home value is $409,800 with median rent of $780 per month, and 84.9% of occupied units are owner-occupied. These are arithmetic averages across the 1 ZIP — not population-weighted — so small ZIPs influence the headline numbers the same as large ones.

Use this city view to compare ZIPs inside Idaho City against each other rather than hunting for a single "city average." The Affordability Dashboard linked below combines these Census inputs with HUD Fair Market Rents, FBI crime data, and Department of Labor childcare costs into a graded scorecard for Idaho City as a whole, while individual ZIP pages show fine-grained household income, housing profile, education attainment, commute time, and nearby-ZIP benchmarks. Every field on this page is sourced directly from U.S. Census Bureau ACS 2023 5-Year Estimates — no estimates, no proprietary scoring, no editorial adjustment.

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1

ZIP Codes

1,333

Population

$80,714

Median Income

$409,800

Median Home Value

44.3

Median Age

How much do residents of Idaho City earn?

Median Household Income
$80,714
Per Capita Income
$34,344
Unemployment Rate
4.5%
Poverty Rate
3.6%

What does housing look like in Idaho City?

Median Home Value
$409,800
Median Rent
$780/mo
Owner Occupied
84.9%
Housing Units
1,170

Who lives in Idaho City?

Bachelor's Degree+
27.5%
High School+
56.0%
Foreign Born
3.5%

ZIP Codes in Idaho City, ID

ZIP Code Population Density Timezone
83631 1,333 3 America/Boise

Frequently Asked Questions

How many ZIP codes are in Idaho City, ID?
Idaho City, ID has 1 ZIP code with a combined population of 1,333, based on Census ACS 2023 data.
What is the median household income in Idaho City?
The average median household income across Idaho City, ID ZIP codes is $80,714. The poverty rate is 3.6%.
What is the cost of living in Idaho City?
The average median home value in Idaho City, ID is $409,800. Median rent is $780/month. 84.9% of homes are owner-occupied.

Source: U.S. Census Bureau, American Community Survey (ACS) 5-Year Estimates (2023). Verify with Census Bureau →

Source: HUD USPS Crosswalk (ZIP-to-county mapping) and Source: simplemaps.com (ZIP coordinates & timezones). Verify with HUD →

PlainZIP is not affiliated with the U.S. Census Bureau or any government agency.

Disclaimer: This information is provided for informational purposes only and does not constitute professional advice. Data is sourced from the U.S. Census Bureau American Community Survey (ACS). Consult a qualified professional before making decisions based on this data.