Property Tax in Roosevelt County, Montana (2026)
Last reviewed:
| Area | Effective Rate | Tax on $300K Home | Tax on $500K Home |
|---|---|---|---|
| Roosevelt County, MT | 1.29% | $3870 | $6450 |
| Montana average | 0.77% | $2310 | $3850 |
| US national average | 1.10% | $3,300 | $5,500 |
Data sources: US Census Bureau ACS 5-Year Estimates, Tax Foundation, ATTOM Data Solutions
How Property Taxes Work in Roosevelt County
Roosevelt County, Montana applies an effective property tax rate of 1.29% to assessed home values. This is above the national average of 1.10% and above the Montana state average of 0.77%. On a home valued at the county median of $119400, a homeowner pays approximately $1535 per year — or $127.91666666666667 per month.
Property taxes in Montana are administered at the county or municipal level. Rates reflect a millage rate applied to assessed value, which may be 50–100% of market value depending on local assessment practices. Many counties offer homestead exemptions, senior exemptions, disability exemptions, and veteran exemptions that can reduce the taxable assessed value — and therefore the effective rate shown above.
What Your Property Tax Funds
Property tax revenue in Roosevelt County funds local public schools, county government operations, road maintenance, emergency services (fire, EMS, police), parks, libraries, and other local services. The distribution among these uses varies by jurisdiction and year based on approved budgets and levies.
How to Appeal Your Assessment
If you believe your property is assessed above its fair market value, you can file an appeal with the Roosevelt County Assessor or Board of Review. Most jurisdictions have a formal appeals process with specific deadlines — typically 30–90 days after assessment notices are mailed. Successful appeals can meaningfully reduce your property tax bill for the current and future tax years.
Frequently Asked Questions
What is the property tax rate in Roosevelt County, Montana?
The effective property tax rate in Roosevelt County is 1.29% of assessed home value. On the median home value of $119400, homeowners pay approximately $1535 per year. Your actual bill depends on your specific assessed value and any exemptions you qualify for.
How much are property taxes on a $400,000 home in Roosevelt County?
At the 1.29% effective rate, a $400,000 home in Roosevelt County would incur approximately $5160 per year in property taxes, or about $430 per month. Use the calculator above to estimate taxes for any home value.
How does Roosevelt County compare to the Montana state average?
Roosevelt County's 1.29% effective rate is higher than the Montana state average of 0.77%. Compared to the national average of 1.10%, it is above average.
Are there property tax exemptions available in Roosevelt County?
Most jurisdictions in Montana offer homestead exemptions for primary residences, senior citizen exemptions for qualifying homeowners, disability exemptions, and veteran exemptions. These can reduce your assessed value and lower your effective tax rate below the area average. Contact the Roosevelt County Assessor's office to learn which exemptions you qualify for and how to apply.