Williamson County, Tennessee

Williamson County is a county in the U.S. state of Tennessee. As of the 2020 United States Census, the population was 247,726.^[2] The county seat is Franklin.^[3]

Williamson County
County
Williamson County Courthouse
Location within the U.S. state of Tennessee
Tennessee's location within the U.S.
Coordinates: 35°53′N 86°54′W
Country	United States
State	Tennessee
Founded	October 26, 1799
Named for	Hugh Williamson[1]
Seat	Franklin
Largest city	Franklin
Area
• Total	584 sq mi (1,510 km2)
• Land	583 sq mi (1,510 km2)
• Water	1.2 sq mi (3 km2)  0.2%
Population  (2020)[2]
• Total	247,726
• Density	420/sq mi (160/km2)
Time zone	UTC−6 (Central)
• Summer (DST)	UTC−5 (CDT)
Website	williamsoncounty-tn.gov