Idaho Tax Calculators.
2025 income tax rates, brackets, and sales tax for Idaho. Free calculators with Idaho-specific defaults.Income Tax
Idaho has a flat income tax rate of 5.695% on all taxable income, effective 2023. This replaced a progressive system. Idaho conforms to the federal standard deduction.
| Taxable Income | Rate |
|---|---|
| All taxable income | 5.695% |
Sales Tax
Groceries are taxed at the full state rate. Prescription drugs are exempt.
Idaho's 5.695% flat rate is above the national average. Its taxation of groceries at the full rate is notable, though a grocery tax credit helps offset the impact.
What is Idaho's income tax rate?
Idaho has a flat income tax rate of 5.695% on all taxable income. This flat rate replaced a progressive system in 2023.
Does Idaho tax groceries?
Yes, Idaho taxes groceries at the full 6% state sales tax rate. However, the state provides an annual grocery tax credit of $120 per person to offset this.
How does Idaho compare to neighboring states?
Idaho's 5.695% rate is higher than Montana's top rate for most taxpayers but lower than Oregon's. Compared to Washington and Wyoming (no income tax), Idaho's tax burden is higher.