Idaho Tax Overview
Idaho moved to a flat income tax rate of 5.8% in 2023, replacing its previous progressive bracket structure. The state has experienced rapid population growth, particularly in the Boise metro area, driven partly by migration from higher-tax states. Idaho also imposes a 6% sales tax that applies to most goods and groceries.
Idaho Tax Quick Facts (2026)
| Income Tax | flat (top rate: 5.8%) |
| Sales Tax (State) | 6.00% |
| Property Tax (Avg Effective) | 0.58% |
| Median Household Income | $69,208 |
| Capital | Boise |
| Population | 2.0 million |
Frequently Asked Questions About Idaho Taxes
Does Idaho have a state income tax?+
Yes, Idaho has a flat income tax system with a top marginal rate of 5.8%.
What is the property tax rate in Idaho?+
The average effective property tax rate in Idaho is approximately 0.58% of assessed home value. On a $300,000 home, that is about $1,740 per year.
What is the sales tax rate in Idaho?+
The state sales tax rate in Idaho is 6.00%. Local jurisdictions may add additional sales tax.
What is the median household income in Idaho?+
The median household income in Idaho is approximately $69,208 per year.
How does Idaho's tax burden compare to other states?+
Idaho's total tax burden depends on income tax, property tax, and sales tax combined. Use the calculator above to compare your specific situation.
Related Calculators
James Whitfield, CPA, MST
James Whitfield is a Certified Public Accountant with a Master of Science in Taxation. He specializes in US federal and state tax calculations and ensures all tax-related tools meet current IRS guidelines. Last updated: April 2026. Uses 2026 tax year data from state revenue departments and IRS publications.