The city has the postal code 16000 . The density of  residents in Karaj is 3,351/km 2  (8,680/sq mi) . Jorge Yunda is the mayor of Karaj . 1,770 sq mi (4,600 km 2 ) is the area of the urban region of Karaj . Karaj is the government of Ministry of Culture . 6,600/km 2  (17,000/sq mi) is the density of inhabitents in  the metro region of Karaj . 3,341.11 sq mi (8,653 km 2 ) is the area of the metro region of Karaj . The city Karaj demonym is Saigonese . On 1 October 1984 the city was incorporated . The Karaj citys' lowest elevation is 2,838 ft . 14,708.8/km 2  (38,096/sq mi) is the density of residents in  the urban region of Karaj . The land area of the city is 5.39 sq mi (13.96 km 2 ) . +226 is the area code of Karaj . 47.84 sq mi (123.90 km 2 ) is the area of the city namedKaraj . The highest elevation of Karaj is 91 m (299 ft) . This city is named after Calgary, Mull . Karaj is located in Indonesia . The city Karaj province is Luanda . The coordinates of the city are 12°00′N 8°31′E﻿ / ﻿12.000°N 8.517°E . Karaj is at an elevation of 726 m
There are less than 9499 people per sq mi in Karaj