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Buying a home in Roundup, Montana

The typical owner-occupied home in Roundup is worth about $166,200, 56% below the Montana median of $375,800 and 50% below the national median of $332,700. Owners pay a median $1,373 a year in property taxes, about 0.83% of their home's value, higher than the Montana rate of 0.72%. The median household earns $57,847 a year, so the median home costs 2.9 times the median income (5.2 times for Montana). 74% of occupied homes here are lived in by their owners, and 43% of those owners still have a mortgage.

Roundup at a glance

Roundup Montana U.S.
Median home value $166,200 $375,800 $332,700
Median property tax paid per year $1,373 $2,693 $3,119
Property tax as a share of value 0.83% 0.72% 0.94%
Median household income $57,847 $72,509 $80,734
Homes lived in by their owners 74% 69% 65%
Owner homes with a mortgage 43% 55% 61%
Median monthly costs, owners with a mortgage $1,025 $1,798 $1,963
Those costs as a share of the owners' income 19.1% 21.9% 21.0%
Median rent $950 $1,081 $1,413
Rent as a share of renters' income 32.4% 27.8% 30.6%
Median year homes were built 1954 1981 1980
Vacant homes 16.6% 13.2% 10.1%
Population 2,003 1,116,875 334,922,499

What a typical home costs per month in Roundup

At this week's average 30-year rate of 7.11%, buying the median Roundup home of $166,200 with 20% down costs about $1,079 a month, including property taxes and insurance. With an FHA loan and 3.5% down, it's about $1,356, 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 $46,227 for the 20%-down payment. That payment is 22% of the median Roundup household income of $57,847; at that income and 20% down, the 28% guideline points to a home of about $208,000.

The median rent here is $950 a month, so owning the median home costs about $129 a month more than renting, before you count the equity you build and any tax benefits.

20% down, 30-year conventional loan
Down payment$33,240
Loan amount$132,960
Principal and interest$894
Property taxes (0.83% a year)$115
Homeowners insurance (our estimate, 0.5% a year)$69
PMI$0
Total per month$1,079

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3.5% down, 30-year FHA loan
Down payment$5,817
Loan amount$163,190
Principal and interest$1,098
Property taxes (0.83% a year)$115
Homeowners insurance (our estimate, 0.5% a year)$69
FHA mortgage insurance$74
Total per month$1,356

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Questions about home buying in Roundup

What is the median home value in Roundup?

About $166,200 for owner-occupied homes, according to the Census Bureau's 2020–2024 American Community Survey.

How much are property taxes in Roundup?

Homeowners pay a median $1,373 a year, which is about 0.83% 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 Roundup?

For the median home with 20% down at 7.11%, the payment is about $1,079 a month. Keeping that under 28% of gross income takes about $46,227 a year.

More about Roundup

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