Montgomery County, Tennessee

Montgomery County
Montgomery County Courthouse in Clarksville
Location within the U.S. state of Tennessee
Tennessee's location within the U.S.
Coordinates: 36°30′N 87°23′W / 36.5°N 87.38°W / 36.5; -87.38
Country United States
State Tennessee
FoundedApril 9, 1796
Named afterJohn Montgomery
SeatClarksville
Largest cityClarksville
Government
  MayorWes Golden (R)
Area
  Total
544 sq mi (1,410 km2)
  Land539 sq mi (1,400 km2)
  Water4.7 sq mi (12 km2)  0.9%
Population
 (2020)
  Total
220,069
  Estimate 
(2023)
239,872
  Density400/sq mi (160/km2)
Time zoneUTC−6 (Central)
  Summer (DST)UTC−5 (CDT)
Congressional district7th
Websitemcgtn.org

Montgomery County is a county in the U.S. state of Tennessee. As of the 2020 United States census, the population was 220,069. The county seat (and only incorporated municipality) is Clarksville. The county was created in 1796. Montgomery County is included in the Clarksville, TNKY Metropolitan Statistical Area.