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Buying a home in Custer County, Idaho

The typical owner-occupied home in Custer County is worth about $381,700, 9% below the Idaho median of $418,600 and 15% above the national median of $332,700. Owners pay a median $1,112 a year in property taxes, about 0.29% of their home's value, lower than the Idaho rate of 0.49%. The median household earns $67,574 a year, so the median home costs 5.6 times the median income (5.4 times for Idaho). 77% of occupied homes here are lived in by their owners, and 39% of those owners still have a mortgage.

Custer County at a glance

Custer County Idaho U.S.
Median home value $381,700 $418,600 $332,700
Median property tax paid per year $1,112 $2,038 $3,119
Property tax as a share of value 0.29% 0.49% 0.94%
Median household income $67,574 $77,800 $80,734
Homes lived in by their owners 77% 72% 65%
Owner homes with a mortgage 39% 62% 61%
Median monthly costs, owners with a mortgage $1,500 $1,687 $1,963
Those costs as a share of the owners' income 20.5% 20.7% 21.0%
Median rent $691 $1,238 $1,413
Rent as a share of renters' income 26.8% 28.7% 30.6%
Median year homes were built 1986 1991 1980
Vacant homes 38.1% 10.3% 10.1%
Population 4,470 1,934,262 334,922,499

What a typical home costs per month in Custer County

At this week's average 30-year rate of 7.11%, buying the median Custer County home of $381,700 with 20% down costs about $2,305 a month, including property taxes and insurance. With an FHA loan and 3.5% down, it's about $2,941, because the loan is bigger and FHA adds mortgage insurance.

Lenders usually want housing costs under about 28% of gross income, which means an income of roughly $98,806 for the 20%-down payment. That payment is 41% of the median Custer County household income of $67,574; at that income and 20% down, the 28% guideline points to a home of about $261,000.

The median rent here is $691 a month, so owning the median home costs about $1,614 a month more than renting, before you count the equity you build and any tax benefits.

20% down, 30-year conventional loan
Down payment$76,340
Loan amount$305,360
Principal and interest$2,054
Property taxes (0.29% a year)$92
Homeowners insurance (our estimate, 0.5% a year)$159
PMI$0
Total per month$2,305

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3.5% down, 30-year FHA loan
Down payment$13,360
Loan amount$374,786
Principal and interest$2,521
Property taxes (0.29% a year)$92
Homeowners insurance (our estimate, 0.5% a year)$159
FHA mortgage insurance$169
Total per month$2,941

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Questions about home buying in Custer County

What is the median home value in Custer County?

About $381,700 for owner-occupied homes, according to the Census Bureau's 2020–2024 American Community Survey.

How much are property taxes in Custer County?

Homeowners pay a median $1,112 a year, which is about 0.29% of the median home value. Your bill depends on your home's assessed value and local rates.

What income do you need to buy a home in Custer County?

For the median home with 20% down at 7.11%, the payment is about $2,305 a month. Keeping that under 28% of gross income takes about $98,806 a year.

More about Custer County

Sources: U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates; Freddie Mac Primary Mortgage Market Survey, week of November 12, 2026. Estimates for small places have wide margins of error. About our data