Sales tax
- State rate: 6%
- Average combined (state + local): 6.03%
Idaho Sales Tax & Income Tax Calculator
The statewide sales tax rate in Idaho is 6%. With local taxes the average combined rate is about 6.03%. Idaho charges a flat state income tax of 5.3% in 2026.
Result
Estimate only. Local rates and exemptions vary. Not tax advice.
2026 rates
Idaho tax at a glance
Checked Nov 2026.
Income tax
Idaho charges a flat state income tax of 5.3% in 2026.
Sources
FAQ
Idaho tax FAQ
What is the sales tax rate in Idaho?
The statewide sales tax rate in Idaho is 6%. With local taxes the average combined rate is about 6.03%.
Does Idaho have a state income tax?
Idaho charges a flat state income tax of 5.3% in 2026.
Why can my receipt show a different rate?
Cities, counties and special districts can add their own sales tax, and some items (food, clothing, medicine) are taxed at reduced rates or exempt. Enter your exact local rate in the calculator.
Is this tax advice?
No. These are 2026 rates for quick estimates. Confirm with your state tax agency for filings.