Idaho Auto Loan & Sales Tax Calculator
Calculate your Idaho auto loan monthly payment and vehicle sales tax. Idaho charges 6% on vehicle purchases.
Idaho Sales Tax Rules
Idaho charges a flat 6% state sales tax on vehicle purchases. Trade-in credit applies. Idaho has no county or city sales taxes — the 6% state rate is the total rate statewide.
Source: Idaho Code § 63-3612
Frequently Asked Questions
What is the vehicle sales tax rate in Idaho?
Idaho charges a flat 6% state sales tax on vehicle purchases under Idaho Code § 63-3612. Idaho has no county or city sales taxes, so the 6% state rate is the total rate you will pay statewide.
Does Idaho reduce sales tax for trade-ins?
Yes. Idaho allows a trade-in credit — the value of your trade-in vehicle is subtracted from the purchase price before the 6% sales tax is applied.
Are there local vehicle sales taxes in Idaho?
No. Idaho has no county or city sales taxes. The statewide 6% rate applies uniformly across the entire state, making Idaho's vehicle tax one of the simpler structures in the country.
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This tool is for informational and educational reference only and does not constitute financial advice. Calculations are estimates based on the inputs provided and state average data. Actual results will vary. Always consult a licensed financial advisor before making financial decisions.