Montana taxes — property, income, sales, retirement

Home·Tax overview·Montana

Property tax, income tax, sales tax, and retirement-income treatment in Montana. Quick read for movers, retirees, and remote workers.

No state sales tax. Income tax up to 5.9%. Partial SS tax (federally-taxable portion). Modest property tax.

Effective property tax

0.84%

of home value/yr

Income tax (top rate)

5.9%

Sales tax (state)

0.00%

local adds more

SS taxed by state?

Yes

Property tax

Montana’s effective property tax rate is approximately 0.84% of assessed home value per year. On a $350,000 home that’s about $2,940/yr. Rates vary by county and municipality — this is a state-wide average.

Income tax

Top marginal rate: 5.9%. Brackets vary by income. For wage earners, the effective rate depends on filing status, deductions, and credits.

Sales tax

State base rate: 0.00%. No state sales tax — local municipalities may still levy.

Retirement income

Social Security: Taxed by state. Pensions & 401(k) withdrawals: Partial exclusion / credit available.

Top cities in Montana

Billings · pop 121,483 · momentum 69

Missoula · pop 78,204 · momentum 71

Great Falls · pop 60,013 · momentum 74

Bozeman · pop 57,894 · momentum 63

Helena · pop 34,729 · momentum 75

Kalispell · pop 31,296 · momentum 68

Compare to other states: All 50 state tax overviews · All Montana cities · Best Montana cities for retirees

Sources: Tax Foundation effective property tax rankings, state DOR publications, AARP retirement tax guide. 2024/2025 representative figures — verify with a CPA for your specific situation.