Idaho Sales Tax Calculator (2026)
Idaho's state sales tax rate is 6% for 2026, and with local city and county taxes the average shopper pays about 6.03%. Calculate the tax on any purchase, or start from a receipt total and back the tax out.
Idaho sales tax details
| State rate (2026) | 6% |
|---|---|
| Average combined rate | 6.03% |
| Tax on a $100 purchase (avg) | $6.03 |
| Tax on a $1,000 purchase (avg) | $60.30 |
Worth knowing: Flat rate cut to 5.3% in 2025; almost no local sales taxes outside resort towns.
Frequently asked questions
What is the sales tax rate in Idaho?
The Idaho state sales tax rate is 6% in 2026. With average local (city and county) rates added, shoppers pay about 6.03% combined, though the exact rate depends on the locality.
How much is sales tax on a $1,000 purchase in Idaho?
At the average combined rate of 6.03%, tax on a $1,000 purchase in Idaho is about $60.30, for a total of $1,060.30.
How do I remove sales tax from a total in Idaho?
Divide the total by 1 plus the rate. For example, at 6.03%, a receipt total of $107 ÷ 1.0603 gives the pre-tax price. The calculator on this page has a "reverse" mode that does this for you.
Last reviewed January 15, 2026 for the 2026 tax year. Rates change — always confirm against the official sources below before making financial decisions.
- Idaho State Tax Commission — official state tax authority
- Internal Revenue Service (IRS) — 2026 federal brackets, standard deduction and FICA
- Tax Foundation — state and average local sales tax comparisons