1New Mexico
Lowest21.0%
Overall effective tax rate
- Net
- Federal
- State
- FICA
- Federal income tax
- $7,670
- State income tax
- $2,359
- Payroll tax (FICA)
- $5,738
- Total tax
- $15,767
- Net income (annual)
- $59,233
Tax year 2026 · state vs state
Montana vs New Mexico Income Tax Comparison (2026)
On a $75,000 salary (single filer, 2026), you pay $517 less state income tax a year in New Mexico than in Montana, which is about $43 a month. At $150,000 the gap is $1,095 in favor of New Mexico.
Montana: up to 5.65%New Mexico: up to 5.9%Updated October 10, 2026
Compare Montana and New Mexico for your income
Estimate for education only, not tax advice. 2026 federal and state rules, standard deductions, no local taxes. How we calculate.
State comparison
Comparing 2 states, sorted by lowest overall tax rate.
2Montana
21.7%
Overall effective tax rate
- Net
- Federal
- State
- FICA
- Federal income tax
- $7,670
- State income tax
- $2,877
- Payroll tax (FICA)
- $5,738
- Total tax
- $16,284
- Net income (annual)
- $58,716
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💰 Monthly breakdown
Your take-home pay, spread across the year
New Mexico
Monthly gross$6,250
Monthly tax$1,314
Monthly take-home$4,936
Montana
Monthly gross$6,250
Monthly tax$1,357
Monthly take-home$4,893
Estimates use 2026 federal and state rates, the standard deduction for your filing status and no local taxes. Rankings use state income tax only.
Montana vs New Mexico: how the two systems differ
| Montana | New Mexico | |
|---|---|---|
| Wage income tax | Progressive, 2 brackets | Progressive, 6 brackets |
| Top rate | 5.65% | 5.9% |
| Lowest rate | 4.7% | 1.5% |
| Deductions and credits (single) | $16,100 standard deduction | $16,100 standard deduction |
State income tax and take-home pay at every salary
The same salary can leave you with different take-home pay depending on the state. This table applies each state’s 2026 rules to a single filer with no pre-tax contributions.
| Income | MT state tax | NM state tax | Difference | MT take-home | NM take-home |
|---|---|---|---|---|---|
| $30,000 | $653 | $351 | $302 less in New Mexico | $25,632 | $25,934 |
| $40,000 | $1,123 | $753 | $371 less in New Mexico | $33,197 | $33,567 |
| $50,000 | $1,593 | $1,184 | $409 less in New Mexico | $40,762 | $41,171 |
| $60,000 | $2,063 | $1,654 | $409 less in New Mexico | $48,327 | $48,736 |
| $75,000 | $2,877 | $2,359 | $517 less in New Mexico | $58,716 | $59,233 |
| $100,000 | $4,289 | $3,569 | $720 less in New Mexico | $74,891 | $75,611 |
| $150,000 | $7,114 | $6,019 | $1,095 less in New Mexico | $106,677 | $107,772 |
| $250,000 | $12,764 | $11,158 | $1,606 less in New Mexico | $170,418 | $172,024 |
Single filer, 2026, federal standard deduction. Take-home is after federal, state and payroll tax. No local taxes.
Married filing jointly
| Income | MT state tax | NM state tax | Difference | MT take-home | NM take-home |
|---|---|---|---|---|---|
| $75,000 | $2,012 | $1,429 | $582 less in New Mexico | $62,611 | $63,193 |
| $100,000 | $3,187 | $2,576 | $611 less in New Mexico | $81,523 | $82,134 |
| $150,000 | $5,753 | $4,961 | $792 less in New Mexico | $117,432 | $118,224 |
| $250,000 | $11,403 | $9,861 | $1,542 less in New Mexico | $186,065 | $187,607 |
Married filing jointly, 2026, federal standard deduction. Uses each state's joint brackets where they differ.
Does the lower-tax state change as income rises?
For a single filer, Montana and New Mexico charge the same state income tax (nothing) up to roughly $17,500 of income. Above that, New Mexico is the lower-tax state. The order flips again near $895,000, so the better state depends on where your income falls.
Rates side by side
Montana (single filers)
| 4.7% | Up to $47,500 |
| 5.65% | Over $47,500 |
New Mexico (single filers)
| 1.5% | Up to $5,500 |
| 3.2% | $5,501 to $16,500 |
| 4.3% | $16,501 to $33,500 |
| 4.7% | $33,501 to $66,500 |
| 4.9% | $66,501 to $210,000 |
| 5.9% | Over $210,000 |
Full details for each state: Montana income tax calculator and New Mexico income tax calculator. Federal rates are on the 2026 federal tax brackets page.
Montana vs New Mexico FAQ
Which has lower income tax, Montana or New Mexico?+
New Mexico is lower at $75,000: $2,359 of state income tax versus $2,877 in Montana. At $150,000 it is $7,114 in Montana and $6,019 in New Mexico. For a single filer, Montana and New Mexico charge the same state income tax (nothing) up to roughly $17,500 of income. Above that, New Mexico is the lower-tax state. The order flips again near $895,000, so the better state depends on where your income falls.
How much more do I keep on $100,000 in Montana versus New Mexico?+
A single filer keeping $74,891 a year in Montana would keep $75,611 in New Mexico after federal, state and payroll tax. The difference is $720 a year, or $60 a month.
How do the Montana and New Mexico income tax systems differ?+
Montana uses progressive rates up to 5.65%; New Mexico uses progressive rates up to 5.9%. State deductions and exemptions also differ, which changes how much income is taxed.
Are local taxes included in this Montana vs New Mexico comparison?+
No. It covers federal income tax, Social Security, Medicare and state income tax only. City, county, sales and property taxes are not included, and they can change the real cost of living in each state.
Should I move from Montana to New Mexico to save on taxes?+
State income tax is one cost among many. Property and sales taxes, housing, insurance and wages also differ, and you may owe tax to both states in the year you move. Use this comparison as one input and confirm details with a tax professional.
Sources
- Tax Foundation: 2026 state individual income tax rates and brackets
- IRS: Tax inflation adjustments for tax year 2026
Last checked October 10, 2026. Confirm with your state tax agency before filing.
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Estimates for education only, not tax, legal or financial advice. Not a substitute for a tax professional or your state revenue department.