The metro region is 1,371.76 km 2  (529.64 sq mi) in area . The city Dallas, Texas demonym is Delhiite . Mzwandile Masina (ANC) is the mayor of Dallas, Texas . The city water area is 2.52 sq mi (6.53 sq km ) . 2,305/km 2  (5,970/sq mi) is the density of residents in  the urban region of Dallas, Texas . 1,100/km 2  (2,800/sq mi) is the density of residents in Dallas, Texas . Dallas, Texas is located in Flathead County & Glacier County, Montana, United States . The land area of the city is 1.275 sq mi (3.303 sq km ) . The province of the city Dallas, Texas is Gauteng . The city has the postal code 090101 to 090158 . On 1871 (Huntington) the city was incorporated . The highest elevation of Dallas, Texas is 324 m (1,063 ft) . The lowest elevation of Dallas, Texas is 620 ft . The population of Dallas, Texas is Population: 2,698,077  .  The city area code is +995 32 . The urban region is 9,014.3 sq mi (3,843.8 sq km) in area . Dallas, Texas is at an elevation of 1397 m . The coordinates of the city are 12°00′N 8°31′E﻿ / ﻿12.000°N 8.517°E . Dallas, Texas is named for Confluence of Grand River and Gunnison River
More than 238 sq mi area of the city Dallas, Texas is water