Estimate vehicle registration tax, sales tax, and annual road tax for your car. This tool processes all data locally in your browser. No information is ever sent to any server. Completely free, no registration required.
A Car Tax Calculator estimates the sales tax, registration fees, and other taxes you'll pay when purchasing a vehicle. These taxes add $2,000-$7,000+ to the sticker price — and they're often overlooked by buyers focusing on the MSRP and monthly payment. The calculator covers state-specific sales tax rates, trade-in tax credits (in most states, you only pay tax on the price difference after trade-in), and common registration/documentation fees.
Enter the car price, state of registration, trade-in value (if any), and dealer fees. The calculator computes: (1) Sales tax on the net price (after trade-in credit in most states), (2) Registration and title fees (state-specific), (3) Documentation fees (capped by law in some states, pure dealer profit in others), (4) Total out-the-door price. The trade-in tax credit is highlighted — a key benefit of trading in vs. selling privately.
Taxable Amount = Purchase Price − Trade-in Value (in most states — CA, KY, MD, MI, MT, VA tax on FULL price regardless of trade)\nSales Tax = Taxable Amount × State Sales Tax Rate (0-10%)\nRegistration = state-specific (typically $50-500)\nTitle Fee = $15-75\nDoc Fee = $75-900 (varies: ~$85 in CA capped, $500+ in FL/GA uncapped)\n\nState Tax Rates: CA 7.25%+local, TX 6.25%, NY 4%+local, FL 6%, no sales tax: OR, MT, DE, NH, AK
Most states: after trade-in (net price). Exceptions: CA, KY, MD, MI, MT, VA tax on full price regardless of trade. Check your state's policy.
No — you pay tax when you register the car in your state of residence. If you paid tax in another state, you get a credit for that amount. You can't avoid tax; you can only shift which state gets it.
Free online Car Tax Calculator — no signup, 100% client-side processing. All data stays in your browser.