Dallas County is located in the northern central part of the U.S. state of Texas. Its county seat is Dallas. The County has a population of 2,637,772, making it the third most populous county in Texas and the ninth most populous in the United States. Dallas County was created in 1846.

Dallas County is part of the Dallas-Fort Worth-Arlington Metropolitan Statistical Area, which is the fourth largest metropolitan area in the United States.

The Dallas County government is led by a five-member Commissioners Court. The County Judge, elected countywide, presides as chairman over the Court, which sets the county's tax rate, adopts the annual budget, and approves contracts. The four other members are elected from single-member districts.

The Dallas County government provides services such as courts and law enforcement, health and human services, public works, and tax collection. The county also supports the Dallas County Commissioners Court, which is responsible for setting the tax rate, approving the budget, and approving contracts. Additionally, Dallas County is home to several entities such as the Dallas County Sheriff's Office, Dallas County District Attorney's Office, and Dallas County Medical Examiner's Office.

Dallas County is home to several major universities, including the University of Texas at Dallas, Southern Methodist University, and Texas Christian University.

The Dallas-Fort Worth International Airport is located in Dallas County.

For the most up-to-date and in-depth information, please check the public records links below.