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ZipNumbers

Custer County · Idaho

ZIP code 83251

Population, income, housing costs and the sales tax rate charged on purchases inside ZIP 83251 — Census 2019-2023 ACS 5-year, no modelled estimates.
Population
1,322

ZCTA residents

Median income
$55,938

Household, past 12 months

Median home
$327,200

Owner-occupied value

Sales tax
6%

Idaho state rate

Quick answer

ZIP 83251 sits in Custer County, Idaho and is home to 1,322 people. Median household income is $55,938, the median home is worth $327,200 and median gross rent is $628. 81% of households own their home, and purchases are taxed at 6% (Idaho state rate).

County
Custer County

FIPS 16037

State
Idaho (ID)

280 ZIPs covered

Area codes
Not published

No NANPA match for this ZIP

Metro area
Outside covered metros

Rate jurisdiction used for tax

The numbers for 83251

American Community Survey 2019-2023 ACS 5-year estimates for this ZCTA.

Population
1,322ZIP 83251 residents
Median household income
$55,938Past 12 months, inflation adjusted
Median home value
$327,200Owner-occupied units
Median gross rent
$628Rent plus utilities, monthly
Median age
59.5 yrsAll residents
Homeownership rate
81%Owner-occupied households

Sales tax in 83251

What a purchase inside this ZIP costs at checkout.

Rate applied
6%State base rate only
Tax on $100
$6Rounded to the dollar
Tax on $1,000
$60Before any exemptions

Idaho levies 6% statewide, and counties, cities and special districts inside this ZIP can add their own local rate on top. Check the county page for the local component before you quote a price.

Affordability in this ZIP

Derived from the Census medians above — indicative, not an offer.

Rent burden
13%Median rent ÷ median income
Price-to-income
5.8×Home value ÷ household income
Est. mortgage
$1,698/mo20% down, 30-yr at 6.75%
Poverty rate
14.7%Residents below poverty line

A rent burden above 30% is the federal threshold for cost-burdened households, and a price-to-income multiple above 4× is generally considered a stretched housing market. The mortgage figure is principal and interest only — taxes, insurance and HOA dues are extra.

How 83251 compares

ZIP 83251 against the median ZIP in Custer County and across Idaho.

MeasureZIP 83251County medianState medianvs state
Median household income$55,938$55,938$68,377-18%
Median home value$327,200$327,200$296,900+10%
Median gross rent$628$668$940-33%
Population1,3224431,358-3%

Medians are computed across the 5 ZIP areas in Custer County and the 280 ZIP areas in Idaho.

Statewide rank

Where this ZIP places among all 280 Idaho ZIP areas.

Income

richer than 20% of 250 state ZIPs

#201
Home value

above 60% of 249 state ZIPs

#99
Population

larger than 49% of 280 state ZIPs

#143

Comparable ZIP codes

Idaho ZIP areas with almost the same household income.

ZIPCountyIncomeHome valueRent
83851Benewah County$55,917$219,200$865
83623Elmore County$56,111$191,900$725
83342Cassia County$56,161$291,000$723
83552Idaho County$55,677$232,700$1,271
83120Bonneville County$56,296$377,300
83876Kootenai County$55,438$427,900$975

Nearby ZIP codes

Other ZIP codes filed under Custer County.

ZIP 83251 questions

Common questions about this ZIP code.

Where is ZIP code 83251?
ZIP 83251 lies mostly in Custer County, Idaho. County assignment follows the largest share of land area, so a ZIP straddling a county line is filed under its dominant county.
What sales tax do I pay in 83251?
Idaho charges 6% statewide, plus any county, city or district rate that applies locally.
Is 83251 expensive to live in?
Median rent runs $628 a month, about 13% of median household income, and the median home is worth $327,200+10% against the typical Idaho ZIP.
Is a ZCTA the same as a postal ZIP code?
Not exactly. The Census builds ZIP Code Tabulation Areas from the ZIP codes of addresses inside each census block, so a ZCTA can differ slightly from the USPS delivery route of the same number, and PO-box-only ZIPs have no ZCTA at all.

Related pages for this area.

Sources & transparency

Every figure on this page is a published estimate for ZIP Code Tabulation Area 83251, except the affordability ratios and mortgage estimate, which we derive from those medians and label as estimates.

Last reviewed December 2024. Figures are published for reference and can change; verify with the source agency before filing or contracting. How we build and check this data.