Tang Liangzhi is the mayor of Boulder, Colorado . Boulder, Colorado is the government of U.S. National Park Service . The coordinates of the city are 0°57′50″N 74°47′47″W﻿ / ﻿10.96389°N 74.79639°W . 216  (Asian side) is the area code of Boulder, Colorado . The area of the urban region is 227.70 km 2  (87.92 sq mi) . Boulder, Colorado has Population: 971,592 (2016) population . The city Boulder, Colorado demonym is Barranquillero/a . The city Boulder, Colorado province is Algiers Province . The city has the postal code 16000 . 4,800/km 2  (12,000/sq mi) is the density of residents in  the urban region of Boulder, Colorado . The highest elevation of Boulder, Colorado is 14,110 ft (4,300 m) . The city water area is 1.63 sq mi (4.23 km 2 ) 1.1% . Boulder, Colorado is at an elevation of 910 ft . Boulder, Colorado is located in Czech Republic . The Boulder, Colorado citys' lowest elevation is 378 m  . On 1799 (Guyandotte) the city was incorporated . 474.649 sq mi (1,229.34 km2) is the area of the metro region of Boulder, Colorado . The density of  people in Boulder, Colorado is 3,200/km 2  (8,200/sq mi) . 210.9/km 2  (546.2/sq mi) is the density of people in  the metro region of Boulder, Colorado . The land area of the city is 8.921 sq mi (23.106 km 2 )
There are less than 1112 inhabitents per sq mi in the metro region of Boulder, Colorado