Douglassville is a town in Cass County, Texas, United States. The population was 229 at the 2010 census, up from 175 at the 2000 census. In 2020, its population was 211. Douglassville is located in northern Cass County at the intersection of Texas Highways 8 and 77. Highway 8 leads north 10 miles to Maud and south 13 miles to Linden, the Cass Count…Douglassville is a town in Cass County, Texas, United States. The population was 229 at the 2010 census, up from 175 at the 2000 census. In 2020, its population was 211. Douglassville is located in northern Cass County at the intersection of Texas Highways 8 and 77. Highway 8 leads north 10 miles to Maud and south 13 miles to Linden, the Cass County seat, while Highway 77 leads southeast 13 miles to Atlanta and west 19 miles to Naples.