Boulder, Colorado is located in Zambia . 4,800/km 2  (12,000/sq mi) is the density of inhabitents in  the urban region of Boulder, Colorado . The mayor of Boulder, Colorado is Thomas Aujero Small . The density of  inhabitents in  the metro region of Boulder, Colorado is 2,813/km 2  (7,290/sq mi) . The lowest elevation of Boulder, Colorado is 1,750 m . This city is named after Calgary, Mull . The city province is Lusaka Province . Boulder, Colorado is at an elevation of 488 m . The population of the metro region is 3,442,361 . The city land area is 840 km 2  (325 sq mi) . 15,000/km 2  (40,000/sq mi) is the density of people in Boulder, Colorado . The postal code of the city is 1100 . The water area of the city is 41.21 sq mi (106.73 km 2 ) .  The city area code is +82-53 . 2,947,722 is the population of the urban region of Boulder, Colorado . The city Boulder, Colorado demonym is Brasiliense . On 1900 the city was incorporated
Soham El Wardini (2018) (BSS/PS) is an important local leader of the city Boulder, Colorado