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Buying a home in Big Horn County, Montana

The typical owner-occupied home in Big Horn County is worth about $143,400, 62% below the Montana median of $375,800 and 57% below the national median of $332,700. Owners pay a median $1,574 a year in property taxes, about 1.10% of their home's value, higher than the Montana rate of 0.72%. The median household earns $58,750 a year, so the median home costs 2.4 times the median income (5.2 times for Montana). 67% of occupied homes here are lived in by their owners, and 26% of those owners still have a mortgage.

Big Horn County at a glance

Big Horn County Montana U.S.
Median home value $143,400 $375,800 $332,700
Median property tax paid per year $1,574 $2,693 $3,119
Property tax as a share of value 1.10% 0.72% 0.94%
Median household income $58,750 $72,509 $80,734
Homes lived in by their owners 67% 69% 65%
Owner homes with a mortgage 26% 55% 61%
Median monthly costs, owners with a mortgage $1,522 $1,798 $1,963
Those costs as a share of the owners' income 24.1% 21.9% 21.0%
Median rent $697 $1,081 $1,413
Rent as a share of renters' income 17.2% 27.8% 30.6%
Median year homes were built 1976 1981 1980
Vacant homes 15.5% 13.2% 10.1%
Population 12,891 1,116,875 334,922,499

What a typical home costs per month in Big Horn County

At this week's average 30-year rate of 7.11%, buying the median Big Horn County home of $143,400 with 20% down costs about $963 a month, including property taxes and insurance. With an FHA loan and 3.5% down, it's about $1,202, 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 $41,268 for the 20%-down payment. That payment is 20% of the median Big Horn County household income of $58,750; at that income and 20% down, the 28% guideline points to a home of about $204,000.

The median rent here is $697 a month, so owning the median home costs about $266 a month more than renting, before you count the equity you build and any tax benefits.

20% down, 30-year conventional loan
Down payment$28,680
Loan amount$114,720
Principal and interest$772
Property taxes (1.10% a year)$131
Homeowners insurance (our estimate, 0.5% a year)$60
PMI$0
Total per month$963

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3.5% down, 30-year FHA loan
Down payment$5,019
Loan amount$140,803
Principal and interest$947
Property taxes (1.10% a year)$131
Homeowners insurance (our estimate, 0.5% a year)$60
FHA mortgage insurance$63
Total per month$1,202

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Questions about home buying in Big Horn County

What is the median home value in Big Horn County?

About $143,400 for owner-occupied homes, according to the Census Bureau's 2020–2024 American Community Survey.

How much are property taxes in Big Horn County?

Homeowners pay a median $1,574 a year, which is about 1.10% 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 Big Horn County?

For the median home with 20% down at 7.11%, the payment is about $963 a month. Keeping that under 28% of gross income takes about $41,268 a year.

More about Big Horn 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