Clarksville is the county seat of Montgomery County, Tennessee, United States. It is the fifth-largest city in the state behind Nashville, Memphis, Knoxville, and Chattanooga. The city had a population of 132,929 at the 2010 census, and an estimated population of 158,146 in 2019.It is the principal central city of the Clarksville, TN–KY metropolitan statistical area, which consists of Montgomery and Stewart counties in Tennessee, and Christian and... Show more

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