Dallas County is a county located in the U.S. state of Texas. As of the 2010 census, the population was 2,368,139. It is the second-most populous county in Texas and the ninth-most populous in the United States. Its county seat is Dallas, which is also the third-largest city in Texas and the ninth-largest city in the United States.
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South Dallas Government Center – 7201 S. Polk Street, Dallas, TX 75232 (972) 228-0280 Main • (972) 228-2737 Fax Hours of Operation: 8:00am – 4:00pm, Monday – Friday Se Habla Español
