County Vehicle Tax Calculators

Jefferson County Colorado vehicle tax stacks 2.9% state, 0.50% county, city and RTD/SCFD layers. Lakewood sample is about 7.5%—verify your address. Official 202

Jefferson County vehicle tax and registration: official 2026 fees and rates from the research pack. 4.225%. Step-by-step formula, worked examples, and clerk lin

Johnson County KS vehicle sales tax is 6.5% plus local — 7.975% county-only, higher in OP, Olathe, Shawnee. Higher-of sourcing applies.

Johnson County TN vehicle tax: 7% state, up to $44 single-article, 2% local on first $1,600 ($32), $40 wheel tax, $14 title, $26.50 plate. Confirm official cler

Kane County car sales tax: dealer Auto Sales 8.50% (ST-556), private RUT-5 only (no Kane RUT-6), title $165, plates $151. Confirm MyTax for your month.

Kauai County vehicle tax and registration: official 2026 fees and rates from the research pack. GET 4% + county surcharge 0.5% (dealers may pass through).

Kenton County KY registration uses statewide 6% MVUT with no county add-on. Title $9; confirm plate and property tax at the Kenton County Clerk.

King County WA registration fees include RTA MVET at 1.1% of depreciated MSRP inside Sound Transit, plus 0.5% MVST on top of DOR flyer combined rates from 2026.

Knox County Illinois car title and sales tax: dealer Auto Sales 6.25% (state rate; NITA 0%), private RUT-5 chart, title $165, plates $151. No local RUT-6.

Knox County TN vehicle tax: 7% state, up to $44 single-article, 2.25% local on first $1,600 ($36), $36 wheel tax, $14 title, $26.50 plate. Confirm official cler