CITY · TN

What county is Knoxville, TN in?

Knoxville, TN is mostly in Knox County. County FIPS code 47093, population 500,669 (2023 estimate).

County details

City: Knoxville, Tennessee
Primary county: Knox County
FIPS code: 47093
County population: 500,669

Some cities extend into more than one county. Knoxville is placed in the county that contains its center. For a specific address, use the address lookup.

Questions

What county is Knoxville in?

Knoxville, TN is mostly in Knox County.

What is the county seat of Knox County?

County seats are not part of the data on this site. Check the county’s official website.

Can a city be in two counties?

Yes. Large cities such as Houston and Atlanta cross county lines. The address lookup shows the exact county for any street address.

Sources: U.S. Census Bureau geographic reference files; FCC Area API; Census Bureau Population Estimates, Vintage 2023. Last reviewed 2026-10-27.