Idaho Sales Tax Calculator (2026)

Find up-to-date Idaho sales tax rates for 2026. The state rate is 6.00%, local add-ons up to 3.00%, with an average combined rate around 6.00%. Includes exemptions and breakdowns for major cities.

Idaho applies a statewide sales tax of 6%. Some resort areas can add up to 3% local tax, leading to combined rates as high as 9%.

Idaho Sales Tax Calculator

Enter a purchase amount — this calculator uses the average combined rate for Idaho.

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6.00%
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The average combined rate in Idaho is 6.00%. Local city rates may vary by ZIP code.

Overview of Idaho Sales Tax

Idaho’s 6% state sales tax applies to most tangible goods and some services. Resort towns such as Sun Valley and Sandpoint may impose local option taxes to support tourism and local projects.

Comparison With Neighboring States

Oregon has 0%, Washington averages 9.3%, and Utah about 7.1%. Idaho’s average of 6–7% remains competitive regionally.

Business Tax Information

Retailers must register with the Idaho State Tax Commission to collect and remit sales tax. Businesses file monthly or quarterly returns depending on volume.

FAQs for Idaho

What is Idaho’s state sales tax rate?

6% statewide.

Can cities add local taxes?

Yes, some resort cities may add up to 3%.

Are groceries taxed?

Yes, but residents can claim a grocery tax credit.

What’s the highest total rate in Idaho?

Up to 9% in resort areas like Sun Valley.