2,452,656 is the population of the metro region of Boulder, Colorado . Population: 1,747,152 is the population of Boulder, Colorado . The Boulder, Colorado citys' lowest elevation is 620 ft . 6°13′51″N 75°35′26″W﻿ / ﻿6.23083°N 75.59056°W are the coordinates of the city. . Boulder, Colorado is the government of Ministry of Culture . The city has the postal code 080020 . 1,352.5/km 2  (3,527/sq mi) is the density of people in  the metro region of Boulder, Colorado . 630/sq km  (1,600/sq mi) is the density of people in Boulder, Colorado . The Boulder, Colorado city highest elevation is 2,715 m (8,907 ft) . The area of the urban region is 1,770 sq mi (4,600 km 2 ) . The demonym of the city Boulder, Colorado is Medellinense  ,  Paisa . Boulder, Colorado is located in Zulia .  The city area code is +374 10 . On September 20, 1917 the city was incorporated . Boulder, Colorado is at an elevation of 3264 ft . The city land area is 840 km 2  (325 sq mi) . The water area of the city is 4.12 sq mi (10.67 km 2 ) . The mayor of Boulder, Colorado is Rafael Greca (PMN) . 2,305/km 2  (5,970/sq mi) is the density of people in  the urban region of Boulder, Colorado . This city is named after John Hunt
Ministry of Culture govern the city Boulder, Colorado