Federico Gutiérrez, 2016-2019 is the mayor of Boulder, Colorado . The city has the postal code 080020 . Boulder, Colorado is at an elevation of 430 ft . The Boulder, Colorado citys' lowest elevation is 246 ft . (+251) 11 is the area code of Boulder, Colorado . This city is named after Christ Church, Oxford . On September 20, 1917 the city was incorporated . The city Boulder, Colorado demonym is Capetonian . The city province is Sichuan . The population of Boulder, Colorado is 1,042,641 . The coordinates of the city are 35°41′49″N 0°37′59″W﻿ / ﻿35.69694°N 0.63306°W . The density of  residents in Boulder, Colorado is 7,133.2/km 2  (18,537.9/sq mi) . 464.71/km 2  (1,203.6/sq mi) is the density of inhabitents in  the urban region of Boulder, Colorado . Boulder, Colorado is the government of Ministry of Culture . The water area of the city is 6.286 sq mi (16.281 km 2 ) 29.82% . The land area of the city is 14.794 sq mi (38.316 km 2 ) . Area:   6,800 km2 (2,600 sq mi) is the area of the urban region of Boulder, Colorado . The population of the metro region is 1,013,389 . Boulder, Colorado is located in Telangana
The people of the city Boulder, Colorado are also known as Capetonian