Knox County sales tax rate, Tennessee
Quick answer
Combined sales tax in Knox County runs 9.25% across the cities we cover, on top of Tennessee's 7% state rate. The county share is a separate line from any city or special-district increment, which is why two addresses in the same county can pay different totals.
Cities in Knox County
County share shown separately from the city and district layers.
| City | State | County | City + districts | Combined |
|---|---|---|---|---|
| Knoxville | 7% | 2.25% | 0% | 9.25% |
Source: Tennessee Department of Revenue · rates as published for 2026