The city of Dallas, also called "Big D" was incorporated in February 2, 1856 and encompasses the following counties: Dallas, Collin, Denton, Rockwall, Kaufman City Type: City. Dallas's government type is Council-Manager. It is comprised of the Dallas City Council, Mayor, who is currently Mike Rawlings (D).
Dallas encompasses land area: 340.5 sq mi (881.9 km2), water area: 45.3 sq mi (117.4 km2). The elevation is 430 ft (131 m) above sea level. According to the 2010 United States Census, the local population is 1,197,816 (9th U.S.). This equates to a population density of 3,518/sq mi (1,358.2/km2). The local time zone is Central (UTC-6).
The Federal Information Processing Standard (FIPS) code for the city is 48-19000, which is used in computer filings when non-government agencies and contractors fulfill government contracts. Additional information and the official website of the city is found at www.dallascityhall.com.