Connecticut Car Sales Tax Calculator

The state vehicle sales tax rate in Connecticut is 6.35%a mid-range in the US. Estimate the tax due and out-the-door total for any car price below.

$1,905
State tax due
$31,905
Out-the-door (price + tax)
$30,000
Taxable amount

State rate only This is the state vehicle tax. County/city taxes, title, registration and documentation fees are extra and vary by locality — verify the total with your DMV.

Note State rate only; county/city taxes, title and registration fees are extra — verify with your DMV. 6.35% standard; 7.75% on cars over $50,000.

Connecticut car sales tax by price (at 6.35%)

Car priceState taxOut-the-door
$15,000$953$15,953
$25,000$1,588$26,588
$40,000$2,540$42,540
$60,000$3,810$63,810

Out-the-door = price + state tax only. Local tax, title, registration and doc fees are extra.

How to estimate car sales tax in Connecticut

  1. 01 Enter your negotiated vehicle price.
  2. 02 Add any trade-in valueit lowers the taxable amount where the state allows a credit.
  3. 03 The 6.35% Connecticut state rate is pre-filled — add your local rate for a closer number — and read the tax and out-the-door total.

Frequently asked questions

What is the car sales tax rate in Connecticut?

The Connecticut state vehicle sales tax rate is 6.35%. 6.35% standard; 7.75% on cars over $50,000. This is the state rate only — many counties and cities add local sales tax on top, and title, registration and documentation fees are separate.

How much is sales tax on a $30,000 car in Connecticut?

At the Connecticut 6.35% state rate, a $30,000 car has about $1,905 in state sales tax (before any local tax), for an out-the-door figure of roughly $31,905 plus DMV fees. A $40,000 car would be about $2,540 in state tax.

Does a trade-in reduce car sales tax in Connecticut?

Connecticut taxes the price after trade-in. A higher 7.75% rate applies to vehicles priced over $50,000.

Are county and city taxes included in this Connecticut estimate?

No. This shows the Connecticut state rate only of 6.35%. Local county, city and district taxes are added on top in most states, and title, registration and documentation fees are separate. Your final out-the-door price depends on where the car is registered — always confirm with your DMV.

Do I pay Connecticut car sales tax where I buy or where I live?

You generally pay vehicle sales/use tax based on where the car is registered — your home state and address — not where the dealership is. Buying in a lower-tax state does not avoid your home state's tax when you register the car.

Is this Connecticut car sales tax calculator free?

Yes — it is completely free, needs no sign-up, and runs entirely in your browser. Nothing you enter is uploaded anywhere.

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