1Missouri
Lowest21.3%
Overall effective tax rate
- Net
- Federal
- State
- FICA
- Federal income tax
- $7,670
- State income tax
- $2,588
- Payroll tax (FICA)
- $5,738
- Total tax
- $15,995
- Net income (annual)
- $59,005
Tax year 2026 · state vs state
Idaho vs Missouri Income Tax Comparison (2026)
On a $75,000 salary (single filer, 2026), you pay $279 less state income tax a year in Missouri than in Idaho, which is about $23 a month. At $150,000 the gap is $729 in favor of Missouri.
Idaho: 5.3% flatMissouri: up to 4.7%Updated October 10, 2026
Compare Idaho and Missouri 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.
2Idaho
21.7%
Overall effective tax rate
- Net
- Federal
- State
- FICA
- Federal income tax
- $7,670
- State income tax
- $2,867
- Payroll tax (FICA)
- $5,738
- Total tax
- $16,274
- Net income (annual)
- $58,726
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💰 Monthly breakdown
Your take-home pay, spread across the year
Missouri
Monthly gross$6,250
Monthly tax$1,333
Monthly take-home$4,917
Idaho
Monthly gross$6,250
Monthly tax$1,356
Monthly take-home$4,894
Estimates use 2026 federal and state rates, the standard deduction for your filing status and no local taxes. Rankings use state income tax only.
Idaho vs Missouri: how the two systems differ
| Idaho | Missouri | |
|---|---|---|
| Wage income tax | Flat 5.3% | Progressive, 7 brackets |
| Top rate | 5.3% | 4.7% |
| Lowest rate | 5.3% | 2% |
| 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 | ID state tax | MO state tax | Difference | ID take-home | MO take-home |
|---|---|---|---|---|---|
| $30,000 | $482 | $473 | $9 less in Missouri | $25,803 | $25,812 |
| $40,000 | $1,012 | $943 | $69 less in Missouri | $33,308 | $33,377 |
| $50,000 | $1,542 | $1,413 | $129 less in Missouri | $40,813 | $40,942 |
| $60,000 | $2,072 | $1,883 | $189 less in Missouri | $48,318 | $48,507 |
| $75,000 | $2,867 | $2,588 | $279 less in Missouri | $58,726 | $59,005 |
| $100,000 | $4,192 | $3,763 | $429 less in Missouri | $74,988 | $75,417 |
| $150,000 | $6,842 | $6,113 | $729 less in Missouri | $106,949 | $107,678 |
| $250,000 | $12,142 | $10,813 | $1,329 less in Missouri | $171,040 | $172,369 |
Single filer, 2026, federal standard deduction. Take-home is after federal, state and payroll tax. No local taxes.
Married filing jointly
| Income | ID state tax | MO state tax | Difference | ID take-home | MO take-home |
|---|---|---|---|---|---|
| $75,000 | $1,758 | $1,831 | $73 less in Idaho | $62,864 | $62,792 |
| $100,000 | $3,083 | $3,006 | $77 less in Missouri | $81,627 | $81,704 |
| $150,000 | $5,733 | $5,356 | $377 less in Missouri | $117,452 | $117,829 |
| $250,000 | $11,033 | $10,056 | $977 less in Missouri | $186,435 | $187,412 |
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, Idaho and Missouri charge the same state income tax (nothing) up to roughly $17,500 of income. Above that, Idaho is the lower-tax state. The order flips again near $30,000, so the better state depends on where your income falls.
Rates side by side
Idaho (single filers)
| 5.3% | Over $4,811 |
Missouri (single filers)
| 2% | $1,349 to $2,696 |
| 2.5% | $2,697 to $4,044 |
| 3% | $4,045 to $5,392 |
| 3.5% | $5,393 to $6,740 |
| 4% | $6,741 to $8,088 |
| 4.5% | $8,089 to $9,436 |
| 4.7% | Over $9,436 |
Full details for each state: Idaho income tax calculator and Missouri income tax calculator. Federal rates are on the 2026 federal tax brackets page.
Idaho vs Missouri FAQ
Which has lower income tax, Idaho or Missouri?+
Missouri is lower at $75,000: $2,588 of state income tax versus $2,867 in Idaho. At $150,000 it is $6,842 in Idaho and $6,113 in Missouri. For a single filer, Idaho and Missouri charge the same state income tax (nothing) up to roughly $17,500 of income. Above that, Idaho is the lower-tax state. The order flips again near $30,000, so the better state depends on where your income falls.
How much more do I keep on $100,000 in Idaho versus Missouri?+
A single filer keeping $74,988 a year in Idaho would keep $75,417 in Missouri after federal, state and payroll tax. The difference is $429 a year, or $36 a month.
How do the Idaho and Missouri income tax systems differ?+
Idaho uses a flat 5.3% rate; Missouri uses progressive rates up to 4.7%. State deductions and exemptions also differ, which changes how much income is taxed.
Are local taxes included in this Idaho vs Missouri 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 Idaho to Missouri 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.