Idaho Vehicle Tax & Fee Calculator
Estimate your real out-the-door price in Idaho with state tax, county surtax, title, and registration fees itemized.
Idaho Out-the-Door Calculator
How Idaho vehicle taxes and fees are calculated
Idaho charges a flat 6% statewide vehicle sales tax with no local add-ons. Idaho also levies an annual EV road-use fee of $140. The clean trade-in deduction rule makes trade math straightforward.
Idaho vehicle tax quick-reference
| Vehicle tax rate | 6% state sales tax |
| Trade-in credit | Trade-in value deducted before tax is applied |
| Title fee | $14 |
| EV / hybrid fee | $140/yr EV fee; $75/yr hybrid fee |
| Tax authority | Idaho State Tax Commission |
Idaho sales tax on vehicles
This calculator uses the 6% state sales tax rate for Idaho. Trade-in value deducted before tax is applied. Exact local rates vary by county and municipality. For more information, see Idaho duplicate title and temporary tag process.
Title and registration fees in Idaho
Title fees in Idaho are $14 for a standard vehicle. Registration fees vary by vehicle weight, plate type, and in some counties, local surcharges. EV and hybrid owners should also budget for the annual road-use fee: $140/yr EV fee; $75/yr hybrid fee.
All values are estimates for informational purposes only and may not reflect the exact amounts charged in your county or city. Always verify with Idaho State Tax Commission.
Related Idaho dealer guides
Idaho title, temp tag & duplicate title rules Dealer License Guide
Idaho dealer license requirements & bond amounts Dealer Rules Guide
Idaho doc fee cap, record retention & enforcement The Run List
Idaho wholesale auction locations & transport notes Repo Directory
Idaho repo agent licensing, notice rules & deficiency rights