Idaho Tax Tables for 2026
The 2026 Idaho Tax Tables summarise the state-level rules applied to wages, deductions, credits and taxable income. These tables match the rules used by the Idaho State Tax Calculator 2026.
On This Page
Quick Access Tools
Idaho Tax Tables for 2026
The tables below outline the income tax structure, deduction amounts, state-level credits and payroll-related rules used for Idaho in 2026. Idaho uses filing-status–specific progressive income tax tables. Income is divided into brackets and each portion is taxed at its marginal rate. The table below shows the full structure for this filing status. For a full explanation of marginal brackets, see our Tax Tables guide.
Single – Progressive Tax Brackets (2026)
Marginal income tax brackets for Single filers in Idaho for 2026. Only the portion of income within each bracket is taxed at the stated rate.
| Bracket | Range | Rate |
|---|---|---|
| 1 | $ 0.00 to $ 4,673.00 | 0% |
| 2 | $ 4,673.00 and over | 5.3% |
Married filing jointly – Progressive Tax Brackets (2026)
Marginal income tax brackets for Married filing jointly filers in Idaho for 2026. Only the portion of income within each bracket is taxed at the stated rate.
| Bracket | Range | Rate |
|---|---|---|
| 1 | $ 0.00 to $ 9,346.00 | 0% |
| 2 | $ 9,346.00 and over | 5.3% |
Married filing separately – Progressive Tax Brackets (2026)
Marginal income tax brackets for Married filing separately filers in Idaho for 2026. Only the portion of income within each bracket is taxed at the stated rate.
| Bracket | Range | Rate |
|---|---|---|
| 1 | $ 0.00 to $ 4,673.00 | 0% |
| 2 | $ 4,673.00 and over | 5.3% |
Head of household – Progressive Tax Brackets (2026)
Marginal income tax brackets for Head of household filers in Idaho for 2026. Only the portion of income within each bracket is taxed at the stated rate.
| Bracket | Range | Rate |
|---|---|---|
| 1 | $ 0.00 to $ 4,673.00 | 0% |
| 2 | $ 4,673.00 and over | 5.3% |
Widowed – Progressive Tax Brackets (2026)
Marginal income tax brackets for Widowed filers in Idaho for 2026. Only the portion of income within each bracket is taxed at the stated rate.
| Bracket | Range | Rate |
|---|---|---|
| 1 | $ 0.00 to $ 9,346.00 | 0% |
| 2 | $ 9,346.00 and over | 5.3% |
Idaho Standard Deduction(2026)
State-level standard deduction amounts for each filing status.
| Filing Status | Amount |
|---|---|
| Single | $15,000 |
| Married filing jointly | $30,000 |
| Married filing separately | $15,000 |
| Head of household | $22,500 |
| Widowed | $30,000 |
Idaho Payroll Taxes(2026)
Payroll taxes set at the state level, separate from federal FICA.
| Tax | Rate | Wage Cap |
|---|---|---|
| Unemployment Insurance Tax | 0% | No cap |
Idaho Tax Tables for Related Years
These related years are often reviewed together for comparing bracket changes, deductions and Idaho updates:
Frequently Asked Questions
Are commissions treated differently?
No—ordinary income; withholding varies by payroll method.
Any Idaho “millionaire” or surcharge tax?
Not typical; see the state rate table for current top rate/structure.
Traditional vs Roth IRA this year?
See Roth vs Traditional and individual IRA tools.
Monthly table vs my actual checks?
We show an even 1/12 split; day-based cycles yield small month-to-month differences.
Military pay in Idaho—special rules?
States often give exclusions/adjustments—check Idaho’s military provisions in the state section.
Important Notes
All calculations are estimates for guidance only. Always review your return and consider professional advice when submitting official filings.