Montana Retirement Income Tax Calculator
Calculate taxes on retirement income in Montana. State tax up to 5.9%. See after-tax Social Security, 401(k), pension, and IRA distributions.
How This Calculator Works
Calculation methodology and assumptions
Retirement income tax calculation for Montana. Social Security is taxable at the federal level if combined income exceeds $25,000 (single) or $32,000 (married) — up to 85% may be taxed. 401(k)/IRA distributions are fully taxable as ordinary income. Montana taxes retirement income at rates up to 5.9%. Some states exempt Social Security or pension income — check Montana's specific exclusions. Federal tax uses 2026 brackets with standard deduction plus additional $1,950 (single) or $1,550 (married) deduction for age 65+.
Key State Information
Montana retirement tax facts: State tax rate up to 5.9% | Cost of living index 101.6 | Median home price $425,000 | Property tax 0.84% | Homestead exemption $250,000.
Frequently Asked Questions
Is retirement income taxed in Montana?
Yes — Montana taxes most retirement income at rates up to 5.9%. This includes 401(k)/IRA distributions and pensions. Social Security may be partially exempt depending on Montana's specific rules.
Is Montana a good state to retire in for taxes?
Montana has a top income tax rate of 5.9%, which applies to retirement distributions. With a cost of living index of 101.6 and property tax of 0.84%, retirees should weigh overall living costs. The $250,000 homestead exemption helps reduce property tax burden.
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