The Boulder, Colorado city highest elevation is 2,715 m (8,907 ft) . The density of  residents in  the metro region of Boulder, Colorado is 1,352.5/km 2  (3,527/sq mi) . Boulder, Colorado is at an elevation of 995 m . 6°13′51″N 75°35′26″W﻿ / ﻿6.23083°N 75.59056°W are the coordinates of the city. . The city was incorporated in September 20, 1917 . This city is named after John Hunt . The city has the postal code 080020 . The urban region is 1,770 sq mi (4,600 km 2 ) in area . 630/sq km  (1,600/sq mi) is the density of people in Boulder, Colorado . Rafael Greca (PMN) is the mayor of Boulder, Colorado . The demonym of the city Boulder, Colorado is Medellinense  ,  Paisa .  The city area code is +374 10 . The land area of the city is 840 km 2  (325 sq mi) . The population of the metro region is 2,452,656 . Boulder, Colorado is located in Zulia . Boulder, Colorado is the government of Ministry of Culture . Boulder, Colorado has Population: 1,747,152 population . The city water area is 4.12 sq mi (10.67 km 2 ) . The Boulder, Colorado citys' lowest elevation is 190 m  . The density of  people in  the urban region of Boulder, Colorado is 2,305/km 2  (5,970/sq mi)
More than 440 sq mi area of the city Boulder, Colorado is land