Idaho income tax calculator
Estimate your 2026 Idaho and federal income tax and whether you will get a refund. A single filer earning $75,000 owes about $2,722 in Idaho income tax and $7,676 in federal income tax.
By John Crane, MBA & the Editorial Team · Updated for the 2026 tax year. How we check our numbers
Estimated federal amount owed
$876.00
Federal tax $9,876 · Idaho owed $3,252
| Federal tax | $9,876 | 11.6% |
|---|---|---|
| Idaho and local tax | $3,252 | 3.8% |
| Income after these taxes | $71,872 | 84.6% |
- Adjusted gross income
- $85,000
- Taxable income
- $68,900
- Deduction used
- Standard $16,100
- Federal bracket
- 22%
- Effective federal rate
- 11.6%
- ID tax after credits
- $3,252
Where your federal tax comes from
Ordinary income by bracketFederal return summary
Form 1040, 2026| Line | Amount |
|---|---|
| Total income | $85,000.00 |
| Adjustments | -$0.00 |
| Adjusted gross income | $85,000.00 |
| Standard deduction | -$16,100.00 |
| Taxable income | $68,900.00 |
| Income tax | $9,876.00 |
| Total federal tax | $9,876.00 |
| Withholding and estimated payments | $9,000.00 |
| Federal amount owed | $876.00 |
Idaho return
Latest rules (2026)| Line | Amount |
|---|---|
| State taxable income | $68,900.00 |
| Tax before credits | $3,407.00 |
| Food tax credit (refundable) | -$155.00 |
| State tax after credits | $3,252.00 |
| State withheld | $0.00 |
| State amount owed | $3,252.00 |
- Zero-tax threshold uses 2025 figures ($4,811 / $9,622) until Idaho publishes the 2026 indexed amounts.
Income tax in Idaho
- Idaho taxes income at a flat 5.3% above an inflation-indexed zero-tax amount, plus a $10 Permanent Building Fund tax on returns that are required to be filed.
- Idaho starts from federal AGI, uses the federal standard deduction, and allows the federal deductions for tips, overtime, seniors and car loan interest.
- Social Security is not taxed, but private pensions and IRA and 401(k) distributions are generally taxable.
- Each person receives a refundable $155 Food Tax Credit, the Idaho child tax credit ended after 2025, and there is no state EITC or local income tax.
2026 income tax at common incomes (wages only, standard deduction)
| Income | Federal tax, single | Idaho tax, single | Idaho rate, single | Idaho tax, married |
|---|---|---|---|---|
| $40,000 | $2,623 | $867 | 2.2% | $0 |
| $60,000 | $5,023 | $1,927 | 3.2% | $663 |
| $75,000 | $7,676 | $2,722 | 3.6% | $1,458 |
| $100,000 | $13,176 | $4,047 | 4.0% | $2,783 |
| $150,000 | $24,734 | $6,697 | 4.5% | $5,433 |
Rates
Top rate 5.3%. At $75,000 of wages, each extra $1,000 adds about $53 of Idaho tax.
Family example
A married couple earning $60,000 with two children and $4,000 of child care: Idaho tax of $973 before credits, credits of Food tax credit ($620), for $353 owed.
Local income tax
None figured on the Idaho return.
Examples assume wages only, the standard deduction and no other income. These state figures are an estimate; see the sources note. See what comes out of each check in the Idaho paycheck calculator.
More for Idaho: Idaho paycheck calculator · Idaho mortgage calculator · Idaho home affordability calculator
Income tax calculators for other states
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How this is calculated
Federal return
The 2026 Form 1040: standard or itemized deduction, the new Schedule 1-A deductions, tax rates, child tax credit, child and dependent care credit and EITC.
Idaho
Idaho's 2026 resident return: its starting point, Social Security and retirement adjustments, deductions, exemptions, rates and main credits.
Sources
Official Idaho tax guidance (3 sources), checked for 2026. Zero-tax threshold uses 2025 figures ($4,811 / $9,622) until Idaho publishes the 2026 indexed amounts.
Sources
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Questions
How much Idaho income tax do I pay on $75,000?
About $2,722 for a single filer with only wage income and the standard deduction (3.6% of income), or $1,458 for a married couple filing jointly on the same income. Federal income tax on $75,000 for a single filer is about $7,676.
What is Idaho's top income tax rate in 2026?
5.3% on the highest incomes. At $75,000 of wages, each extra $1,000 adds about $53 of Idaho tax.
Does Idaho tax Social Security and retirement income?
A single retiree aged 67 with $30,000 of Social Security and $30,000 of pension or IRA withdrawals owes no Idaho income tax in 2026 once the state's exclusions, deductions and rates are applied.