in Southeast Asia . It was formerly known as Sunda Kelapa (397–1527), Jayakarta (1527–1619), Batavia (1619–1942), and Djakarta (1942–1972). Located on the northwest coast of Java , it has an area of 661.52 square kilometres (255.41 sq mi) and a population of 8,489,910. [ 1 ] Jakarta is the country's economic,