Property tax + homestead exemption in Montana
Montana at a glance
Montana is home to about 25,679 foreign-born residents (2.3% of the state’s 1,116,875 people) and 50,932 residents of Hispanic or Latino origin (4.6%), per the U.S. Census Bureau’s American Community Survey (2024 5-year estimates). The procedures below apply to everyone in Montana regardless of immigration status unless noted.
Effective rate in Montana
0.74% of property value annually.
This means: a $300,000 home pays approximately $2,220/year in property taxes (state-level only — counties and municipalities add).
Homestead Exemption in Montana
| Homestead exemption in Montana — verified rules | |
|---|---|
| Available to all owners? | YES — general benefit |
| The benefit | NEW Homestead Reduced Rate (2026): graduated rates of 0.76-1.10% on principal residences vs the 1.90% non-homestead rate — average savings over $500/year |
| How to apply | Apply at homestead.mt.gov in the Dec 1-Mar 20 window; must occupy the home 7+ months/year |
| If you only have an ITIN | SSN required — The state requires SSNs of all property owners on the application |
| Verify | revenue.mt.gov |
Verified 2026-06-10 against the state revenue department and official forms. Rules changed in several states in 2024-2026 — confirm before filing.
How to apply
- Buy the home: closing completed with title + ITIN or SSN
- Notify county assessor: change of ownership triggers new valuation
- Apply for Homestead: county form, generally must file before March (varies)
- Verify eligibility: primary residence, not second home
- Receive discount: applied on your next tax bill
Additional exemption categories (most states)
- Senior: 65+ with income limits
- Disabled: medical documents
- Veteran: any US veteran or disability coverage
- Surviving spouse: widows of veterans/police/firefighters
Tax payment
If you have a mortgage
Lender usually collects property tax + insurance in your monthly payment through escrow account. Each month:
- Mortgage principal: $XXX
- Property tax escrow: $XX
- Insurance escrow: $XX
- Total monthly: $XXXX
Lender pays tax + insurance directly from escrow.
If you DON’T have a mortgage
You pay directly to county:
- By mail
- Online (county site)
- In person at County Treasurer office
Deadlines
Not paying = costs:
- 1-30 days late: 1-5% surcharge
- 30+ days: penalty + interest
- 1+ year: possible foreclosure for tax delinquency (loss of property)
For ITIN immigrants
- Buying property with ITIN: YES allowed, several lenders
- Register for property tax: use ITIN
- Apply for homestead: same form as any owner
- Pay taxes: in your name, account in your name
- Benefits: same legal protection as any owner
Related information
Last verified: 2026-06-15.
General procedural information for educational purposes. Not legal, tax, or immigration advice. Laws and fees change — verify with the issuing agency before taking action. For case-specific guidance, consult a licensed immigration attorney or other appropriate professional.
Related procedural information
- State income tax obligations — homeowner deductions interact with state income tax
- ITIN — file federal taxes without SSN — ITIN holders can claim mortgage interest deduction
- ITIN mortgages — home loans without SSN — qualifying for a mortgage under ITIN
- Form an LLC for real-estate ownership — many landlords hold properties in an LLC
- Find an immigration attorney — for residency-status issues affecting homestead eligibility
