The typical owner-occupied home in Sweet Grass County is worth about $330,100, 12% below the Montana median of $375,800 and about the same as the national median of $332,700. Owners pay a median $1,615 a year in property taxes, about 0.49% of their home's value, lower than the Montana rate of 0.72%. The median household earns $77,000 a year, so the median home costs 4.3 times the median income (5.2 times for Montana). 80% of occupied homes here are lived in by their owners, and 47% of those owners still have a mortgage.
Sweet Grass County at a glance
| Sweet Grass County | Montana | U.S. | |
|---|---|---|---|
| Median home value | $330,100 | $375,800 | $332,700 |
| Median property tax paid per year | $1,615 | $2,693 | $3,119 |
| Property tax as a share of value | 0.49% | 0.72% | 0.94% |
| Median household income | $77,000 | $72,509 | $80,734 |
| Homes lived in by their owners | 80% | 69% | 65% |
| Owner homes with a mortgage | 47% | 55% | 61% |
| Median monthly costs, owners with a mortgage | $1,682 | $1,798 | $1,963 |
| Those costs as a share of the owners' income | 21.4% | 21.9% | 21.0% |
| Median rent | $1,149 | $1,081 | $1,413 |
| Rent as a share of renters' income | 24.5% | 27.8% | 30.6% |
| Median year homes were built | 1979 | 1981 | 1980 |
| Vacant homes | 18.3% | 13.2% | 10.1% |
| Population | 3,720 | 1,116,875 | 334,922,499 |
What a typical home costs per month in Sweet Grass County
At this week's average 30-year rate of 7.11%, buying the median Sweet Grass County home of $330,100 with 20% down costs about $2,049 a month, including property taxes and insurance. With an FHA loan and 3.5% down, it's about $2,599, 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 $87,806 for the 20%-down payment. That payment is 32% of the median Sweet Grass County household income of $77,000; at that income and 20% down, the 28% guideline points to a home of about $289,000.
The median rent here is $1,149 a month, so owning the median home costs about $900 a month more than renting, before you count the equity you build and any tax benefits.
| Down payment | $66,020 |
|---|---|
| Loan amount | $264,080 |
| Principal and interest | $1,776 |
| Property taxes (0.49% a year) | $135 |
| Homeowners insurance (our estimate, 0.5% a year) | $138 |
| PMI | $0 |
| Total per month | $2,049 |
Change the numbers in the calculator
| Down payment | $11,554 |
|---|---|
| Loan amount | $324,121 |
| Principal and interest | $2,180 |
| Property taxes (0.49% a year) | $135 |
| Homeowners insurance (our estimate, 0.5% a year) | $138 |
| FHA mortgage insurance | $146 |
| Total per month | $2,599 |
Change the numbers in the calculator
Questions about home buying in Sweet Grass County
What is the median home value in Sweet Grass County?
About $330,100 for owner-occupied homes, according to the Census Bureau's 2020–2024 American Community Survey.
How much are property taxes in Sweet Grass County?
Homeowners pay a median $1,615 a year, which is about 0.49% 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 Sweet Grass County?
For the median home with 20% down at 7.11%, the payment is about $2,049 a month. Keeping that under 28% of gross income takes about $87,806 a year.
More about Sweet Grass County
- Mortgage Refinance in Sweet Grass County
- Debt Relief in Sweet Grass County
- Home Equity Loans in Sweet Grass County
- Guides and quotes for mortgage refinance on our sister site, MortgageRefinance.com
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