Delta County is a county located in the U.S. state of Texas. As of the 2020 census, its population was 5,230. Its county seat and largest city is Cooper. The county was founded in 1870 and is named for its triangular shape, which resembles the Greek letter delta. Meanders of two forks of the Sulphur River formed its northern and southern boundaries and meet at its easternmost point. Delta County was one of 19 prohibition, or entirely dry, counties in the state of Texas. , Delta County is no longer a dry county.

Geography

According to the U.S. Census Bureau, the county has a total area of 278 sqmi, of which 257 sqmi are land and 21 sqmi (7.6%) are covered by water.

Major highways

Adjacent counties

Communities

Cities

Unincorporated communities

Ghost towns

Demographics

The 2020 U.S. census determined that Delta County had a population of 5,320. Among its population, the racial and ethnic makeup was 80.10% non-Hispanic white, 5.97% African American, 0.80% Native American, 0.71% Asian, 0.10% Pacific Islander, 0.57% some other race, 4.23% multiracial, and 7.53% Hispanic or Latino of any race.

Politics

Delta County is represented in the Texas House of Representatives by Republican Larry Phillips of Sherman, Texas.