Founded in 1846, Dallas County is one of 254 counties in the state of Texas. Historically, Dallas County was formed from Nacogdoches County and Robertson County. The city of Dallas is the county seat. With FIPS code of 113, Dallas County has a population of 2,586,050 and area of 880 square miles (2,279 km2).
List of all cities in Dallas County, TX alphabetically