Missouri › Washington County
Washington County car sales tax: 6.725% to 9.225%
The rate in Washington County
- Vehicle sales tax in Washington County is not a single number — it runs from 6.725% to 9.225% depending on which city you register in. Most of the county is at 6.725%.
- That matches the rate most Missouri counties charge, so buying here carries no local premium or discount.
- 14 other counties in Missouri charge the same rate, out of 115.
Where the rate changes inside Washington County
- 9.225% — Potosi.
- 8.225% — Irondale, Mineral Point.
- 7.725% — Caledonia.
- 7.225% — Bourbon (outside city limits), Bourbon Fire, Sullivan (outside city limits), Sullivan Fire.
- 6.725% — Belgrade, Bismarck (outside city limits), Blackwell (outside city limits), Bonne Terre (outside city limits), Bourbon (outside city limits), Cadet, Caledonia (outside city limits), Fletcher (outside city limits) and 8 more.
- This is why a county-wide figure is not enough here: two addresses in Washington County can carry different tax on the same car, and in 6 of its ZIP codes the boundary runs through the middle so the ZIP alone cannot settle it. The calculator asks you which side you are on.
What a $35,000 car actually costs in Washington County
- Sales tax (6.725% — Belgrade, Washington County) — $2,395.50
- Doc fee (state cap) — $620.79
- Title fee — $8.50
- Title processing fee — $9.00
- Registration (by horsepower) (est.) — $21.25
- Registration processing fee — $9.00
- Temporary permit — $5.00
- Out the door — $38,069.04 on a $35,000 used car, before any down payment or financing.
ZIP codes in Washington County
- 63030, 63060, 63071, 63080, 63622, 63624, 63626, 63628, 63630, 63631, 63648, 63660, 63664, 63674, 65441, 65565.
- Any of these resolves to Washington County in the calculator, at whichever of the county's rates applies to that ZIP.
Washington County against nearby counties
- Nodaway County is 6.6% — $43.75 LESS tax on a $35,000 car than Washington County.
- Perry County is 6.6% — $43.75 LESS tax on a $35,000 car than Washington County.
- Audrain County is 6.85% — $43.75 MORE tax on a $35,000 car than Washington County.
- Bollinger County is 6.85% — $43.75 MORE tax on a $35,000 car than Washington County.
- This follows where you REGISTER, not where the dealer is, so a lower rate nearby only helps if you actually live there. It is not something you can choose at the dealership.
Run your own numbers
Common questions
Why is the car sales tax different in parts of Washington County?
Cities inside the county can levy their own rate on top of the county and state rate, so the combined figure changes at the city line. In Washington County it ranges from 6.725% to 9.225%.
What is the car sales tax rate in Washington County?
It ranges from 6.725% to 9.225% depending on the city; most of the county is 6.725%.
How much is tax and fees on a $35,000 car in Washington County?
About $3,069.04 on top of the price, bringing it to roughly $38,069.04 out the door. The breakdown is above.
Elsewhere in Missouri
Barry County
6.725% on a vehicle purchase
Benton County
6.725% on a vehicle purchase
Caldwell County
6.725% on a vehicle purchase
Callaway County
6.725% on a vehicle purchase
Dallas County
6.725% on a vehicle purchase
Full Missouri out-the-door guide
Rates, doc fees, registration and title for the whole state
How Missouri sales tax works
What sits in the taxable amount, and how the rate is sourced