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MT

Montana Income Tax Calculator 2026 — Federal + State Combined

Top 5.9% rate. No sales tax. Outdoor paradise. Remote work haven with growing towns.

Progressive state income tax (top rate 5.9%)

United States Tax Calculator

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$0$250k$500k

Federal + Montana Combined Tax — 2026

Includes federal income tax, Montana state tax, and FICA (Social Security 6.2% + Medicare 1.45%).

Gross Income Federal Tax MT State Tax FICA Take-Home Eff. Rate
$50,000 $3,820 $1,843 $3,825 $40,512 19.0%
$75,000 $7,670 $3,318 $5,738 $58,274 22.3%
$100,000 $13,170 $4,793 $7,650 $74,387 25.6%
$150,000 $24,734 $7,743 $11,475 $106,048 29.3%

Montana State Income Tax Brackets (2026)

Progressive brackets — higher income is taxed at higher rates on each incremental dollar. Standard deduction: $14,600.

Income Range Rate
$0 – $20,500 4.7%
$20,500 – and above 5.9%

Other Taxes in Montana (2026)

State Sales Tax
None
Local taxes may apply
Avg. Property Tax
0.74%
% of home assessed value
Cost of Living
101
Index (100 = US average)

Frequently Asked Questions

What is the Montana income tax rate for 2026?

Montana has progressive state income tax brackets in 2026, with a top rate of 5.9%. At $75,000 gross income, state tax is approximately $3,318 (4.4% effective state rate).

What is total (federal + state) take-home on $100,000 in Montana?

On $100,000 in Montana (2026): Federal income tax ≈ $13,170, Montana state tax ≈ $4,793, FICA (SS + Medicare) ≈ $7,650. Total taxes: $25,613. Take-home: $74,387 (25.6% combined effective rate).

Does Montana have sales tax?

Montana has no state sales tax, which is a significant benefit for residents. This helps offset the overall cost of living.

How does Montana compare globally?

See how your take-home pay in Montana compares to other countries like the UK, Germany, Canada, Singapore, and Australia.

Compare US vs Other Countries →
18 source documents from IRS, OECD & governments
Deterministic math — never AI-generated numbers
Updated for 2026 tax year