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Jefferson County
Sign in to saveAlso known as Jefferson County, Tennessee, Jefferson County, TN
county in Tennessee, United States
Key facts
- Country
- United States
- State
- Tennessee
- Founded
- June 15, 1792
- Named after
- Thomas Jefferson
- Seat
- Dandridge
- Largest city
- Jefferson City
- Mayor
- Mark Potts ( R )
- Total
- 314 sq mi (810 km )
- Land
- 274 sq mi (710 km )
- Water
- 40 sq mi (100 km ) 13%
- Estimate 2025
- 60,024
- Density
- 200/sq mi (77.1/km )
- Time zone
- UTC−5 ( Eastern )
- Summer dst
- UTC−4 ( EDT )
- Zip codes
- 37725, 37760, 37820, 37871, 37877, 37890
- Congressional districts
- 1st , 2nd
- Website
- jeffersoncountytn .gov
via Wikipedia infobox
~7 min read
Encyclopedic overview
Jefferson County is an exurban county located in the U.S. state of Tennessee. As of the 2020 census, the population was 54,683. Its county seat is Dandridge. Jefferson County is part of the Morristown Metropolitan Statistical Area with neighboring Grainger and Hamblen counties. The county, along with the Morristown MSA, is included in the Knoxville-Morristown-Sevierville Combined Statistical Area.
History
Excerpted from Wikipedia’s “Jefferson County” article, available under the CC BY-SA 4.0 licence.