Property Assessment

Deadline Extended: Applications for the Homestead & Long-term Rental Reduced Property Tax Rate must now be submitted by March 20, 2026.

Property Tax Appraisal Notice

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Understanding Your Property Appraisal Notice
Information on how the department classified and valued your property for assessment and tax billing.
aerial view of neighborhood

Tax Info

Property Tax Hub
Learn about changes to property taxes in 2025 and 2026, including details for homesteads and long-term rentals.

Categories & Resources

Visit our Property Tax Hub to learn all about the upcoming changes to Montana's property tax system.

Homesteads & Long-Term Rentals
Frequently Asked Questions
Tax Changes by Year

Unclaimed property is money or items that someone has left in places like banks or companies without moving it or checking on it for a long time. Examples include bank accounts, wage and payroll checks, gift cards, stocks and bonds, refunds, insurance payments, dividends, safety deposit box contents and more.

Unclaimed property does not include land or real estate of any kind.

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The Property Assessment Division values all taxable property at 100 percent of market value. Property taxable values determined by the department are used by the county governments to calculate property taxes.