COUNTY · TN
Roane County, Tennessee
Roane County is a county in Tennessee with FIPS code 47145 and an estimated population of 56,096 (Census 2023), 30th largest of 95 in the state.
County facts
- Name
- Roane County
- State
- Tennessee
- Type
- county
- FIPS code
- 47145
- State FIPS
- 47
- Population (2023)
- 56,096
- Change since 2020
- +4.8%
- State rank
- 30 of 95
Population is the Census Bureau’s Vintage 2023 estimate.
Questions
What is the FIPS code for Roane County?
Roane County, Tennessee has the five-digit FIPS code 47145: 47 for the state and 145 for the county.
What state is Roane County in?
Roane County is in Tennessee.
How do I know if an address is in this county?
Use the address lookup. ZIP codes and city names can cross county lines, so an address is the reliable check.
Sources: U.S. Census Bureau geographic reference files; Census Bureau Population Estimates, Vintage 2023. Last reviewed 2026-10-27.