Cooper is a city in Delta County, Texas, and the county's seat of government, located in the northeastern part of the state between the north and south forks of the Sulphur River. With a population of 1,911 at the 2020 census, it is the largest settlement in the county and its principal commercial and civic center. The city's setting is defined by the Sulphur River and its forks, which frame the community and the surrounding countryside. Delta County is one of Texas's smaller and more rural counties, and Cooper serves as its administrative and service hub, anchoring the governmental and commercial life of the area. As the county seat, the city hosts the courthouse and the institutions that serve Delta County's residents, and its businesses support the surrounding rural communities. Recreation is a notable feature of the region. Nearby Cooper Lake State Park offers outdoor opportunities on Jim Chapman Lake, with its Doctors Creek unit situated along the lake's northern shore in Delta County, within a short drive of Cooper. The park provides boating, fishing, camping, and shoreline recreation, and its two units lie within roughly 30 minutes of Cooper, Commerce, and Sulphur Springs, making the city a convenient base for lake recreation. Public education is provided by Cooper Independent School District, a rural district serving the city and the surrounding areas of Delta County. For households seeking a quiet, small-town lifestyle in northeast Texas, Cooper offers the responsibilities and services of a county seat, combined with access to lake recreation and the open landscape of the Sulphur River country.