Montana
2024 Tax Guide
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State income tax rates (2024)
Single Filers
Up to $3,5991%
$3,600 - $6,8992%
$6,900 - $10,7993%
$10,800 - $14,4994%
$14,500 - $18,6995%
$18,700 - $23,0995.8%
$23,100+6.4%
Married Filing Jointly
Up to $3,5991%
$3,600 - $6,8992%
$6,900 - $10,7993%
$10,800 - $14,4994%
$14,500 - $18,6995%
$18,700 - $23,0995.8%
$23,100+6.4%
State capital gains tax rates (2024)
Capital gains are taxed at the same rates as ordinary income.
Deductions/exemptions (2024)
Single:$5,690
Married Filing Jointly:$11,380
Personal Exemption (Single):$3,100
Personal Exemption (Married):$6,200
Dependent Exemption:$3,100
Notes
- Age 65+ exemption of $5,660
Last updated: August 25, 2025
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