Clarksville is a city in Red River County, Texas, and the county's seat of government, located in the northernmost part of the Piney Woods region of East Texas. With a population of 2,857 at the 2020 census, it is the largest town in the county and its principal commercial and civic center. The city's setting is defined by the Piney Woods, the forested region of pines and hardwoods that characterizes far East Texas, and by the Red River, which forms the county's northern boundary with Oklahoma and gives the county its name. Clarksville sits within this gently rolling, wooded landscape, which has long supported the region's timber and agricultural economy and shapes the look and feel of the surrounding countryside. As the county seat, Clarksville anchors the governmental and commercial life of Red River County. The courthouse and the institutions that surround it make the city the administrative hub for the county's residents, and its businesses serve the surrounding rural communities and smaller towns. The Red River County Historical Society and other local organizations contribute to the town's sense of heritage, hosting events and preserving the area's history. Public education is provided by the Clarksville Independent School District, a community-centered district serving the city and the surrounding areas of Red River County. The district is a central institution for families across this rural corner of East Texas. For households seeking a traditional, small-town environment with the responsibilities and services of a county seat, Clarksville offers a rooted home base in the far northeastern corner of Texas. Its role as the county's largest town and seat of government, combined with the quiet of the surrounding Piney Woods, gives the city a stable, enduring character.