Washington Car Sales Tax
The state sales tax rate in Washington is 6.5%, and the average combined state and local rate is 9.43%. On a $30,000 car that is about $2,829.
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Car sales tax in Washington
| Car price | State rate (6.5%) | Combined average (9.43%) |
|---|---|---|
| $15,000 | $975 | $1,415 |
| $25,000 | $1,625 | $2,358 |
| $35,000 | $2,275 | $3,301 |
| $45,000 | $2,925 | $4,244 |
| $60,000 | $3,900 | $5,658 |
Most states tax the sale price after any trade-in credit, but rules differ. Local taxes are set by your county or city and may be added by the DMV at registration. Registration, title and plate fees are charged separately.
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Before you buy
- Ask the dealer for the out-the-door price, with tax and fees itemized.
- Check whether your state gives a tax credit for a trade-in.
- Buying from a private seller usually means paying the tax when you register the car.
Frequently asked questions
What is the sales tax on a car in Washington?
The state rate is 6.5% and the average combined rate is 9.43%.
Do I pay sales tax on a used car?
In most states yes, on the purchase price or its book value. Rules differ by state.
Sources and method
- Tax Foundation: state and local sales tax rates
- Confirm with your state DMV or revenue department
Page last updated November 2026. See our editorial policy and disclaimer.