Idaho income tax calculator
Idaho taxes income at rates from 5.3% to 5.3%. See your Idaho tax next to federal and payroll tax.
Effective state rate 3.9% · top rate 5.3%. Ranks #31 of 51 for this income (1 = lowest).
Idaho income tax in 2026
Idaho starts from federal taxable income, taxes the first $4,811 ($9,622 joint) at 0% and the rest at 5.3%.
Idaho brackets (single filers)
| Rate | Taxable income over |
|---|---|
| 0% | $0 |
| 5.3% | $4,811 |
Joint filers’ brackets are twice as wide. Idaho starts from federal taxable income.
This is a simplified model: it covers the main deduction, exemptions and brackets but not every state credit. Check the Idaho Department of Revenue for your return. More in the methodology.
Questions people ask
What is the Idaho income tax rate for 2026?
Idaho has graduated rates from 5.3% to 5.3% in 2026. Idaho starts from federal taxable income, taxes the first $4,811 ($9,622 joint) at 0% and the rest at 5.3%.
How much Idaho tax will I pay on $75,000?
Enter $75,000 in the calculator above for your filing status; it shows the exact bracket split, the effective state rate and how Idaho ranks against every other state at that income.
Does Idaho have local income taxes?
Idaho does not have widespread local income taxes, so the state figure is usually the whole story.
Nearby in the list: Hawaii · Illinois · all states