Idaho Sales Tax Calculator 2026
Figures verified
The Idaho state sales tax is 6%, and the average shopper pays 6.03% once local taxes are added. Calculate the tax on any purchase, or work backwards from a receipt total.
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Results
Sales tax on $100.00 at 6.03% is $6.03, for a total of $106.03.
Total with tax
$106.03
at 6.03% combined rate
- Sales tax
- $6.03
- Pre-tax price
- $100.00
- State rate
- 6%
- Avg. local rate
- 0.03%
- max 3%
Idaho sales tax explained
Idaho charges a 6% state sales tax. Cities, counties, and special districts add their own rates, up to 3% more, so the combined rate depends on where the sale happens. Weighted by population, the average combined rate is 6.03%, ranking #37 of the 50 states and D.C.
Idaho taxes groceries at the full rate (6% state).
- Idaho taxes groceries at the full rate but offers a grocery tax credit on the income tax return.
Quick reference at 6.03%
| Price | Tax | Total |
|---|---|---|
| $25.00 | $1.51 | $26.51 |
| $100.00 | $6.03 | $106.03 |
| $500.00 | $30.15 | $530.15 |
| $1,500.00 | $90.45 | $1,590.45 |
| $30,000.00 | $1,809.00 | $31,809.00 |
Frequently asked questions
What is the sales tax rate in Idaho?
The Idaho state sales tax rate is 6%. Local rates add up to 3%, and the average shopper pays a combined 6.03%. That ranks Idaho #37 of 51 for average combined rate.
Are groceries taxed in Idaho?
Idaho taxes groceries at the full rate (6% state).
How much is sales tax on a $30,000 car in Idaho?
At the average combined rate of 6.03%, tax on a $30,000 purchase would be about $1,809. Many states tax vehicles differently: some apply only the state rate, cap the tax, or allow a trade-in credit. Check the Idaho motor vehicle agency for the exact rule.
How do I back out sales tax from a total?
Switch on "I know the total" above, or divide the total by 1 plus the rate. For example, a $108.25 receipt at 8.25% is $100.00 before tax.
Data sources & last verified
Last verified
- Tax Foundation, 2026 Sales Tax Rates, Midyear Update (state and average local rates as of July 1, 2026) (opens in new tab) Retrieved · effective July 1, 2026
We re-check these figures when agencies publish updates and at least quarterly. See our data policy for how corrections are handled, or report an error.