Roane County car sales tax: 9.5% to 9.75%

The rate in Roane County

Vehicle sales tax in Roane County is not a single number — it runs from 9.5% to 9.75% depending on which city you register in. Most of the county is at 9.5%.
That is below the 9.75% most Tennessee counties charge — about $87.50 less tax on a $35,000 car than the typical county in the state.
8 other counties in Tennessee charge the same rate, out of 95.

Where the rate changes inside Roane County

9.75% — Oliver Springs.
9.5% — Harriman, Kingston, Lenoir City, Oliver Springs (outside city limits), Philadelphia, Rockwood, Ten Mile.
This is why a county-wide figure is not enough here: two addresses in Roane County can carry different tax on the same car, and in 1 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 Roane County

Sales tax (7% state + 2.5% local on first $1,600 — Harriman, Roane County) — $2,538.44
State single article tax (2.75% on $1,600 to $3,200) — $44.00
Doc fee (typical) — $692.00
Title fee — $14.00
Registration and plate — $26.50
County clerk fee — $2.50
Temporary tag (est.) — $8.50
Out the door — $38,325.94 on a $35,000 used car, before any down payment or financing.

ZIP codes in Roane County

37748, 37763, 37771, 37840, 37846, 37854, 37880.
Any of these resolves to Roane County in the calculator, at whichever of the county's rates applies to that ZIP.

Roane County against nearby counties

Cheatham County is 9.25% — $87.50 LESS tax on a $35,000 car than Roane County.
Claiborne County is 9.25% — $87.50 LESS tax on a $35,000 car than Roane County.
Shelby County is 9.75% — $87.50 MORE tax on a $35,000 car than Roane 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

Vehicle price

$

The negotiated or advertised price, before tax and registration.

Your ZIP code

Tax and registration follow where YOU register — not the dealership.

Dealer's ZIP code (optional)

A few states tax at the dealer's location instead of yours. If you know the dealer's ZIP, enter it for an exact tax.

Condition

New Used CPO

Fuel

EV/PHEV surcharges apply in many states.

More options — trade-in, rebates, doc fee, add-ons

Common questions

Why is the car sales tax different in parts of Roane 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 Roane County it ranges from 9.5% to 9.75%.