Clarksville City is a city located in Montgomery County, Tennessee, United States. It is the fifth-largest city in the state and is known for its historic downtown area and proximity to Fort Campbell, a major U.S. Army installation. Clarksville City is home to Austin Peay State University and has a population of around 160,000 people. It is a vibrant city with a diverse community and offers a range of recreational, educational, and cultural opportunities for its residents and visitors.