Johannesburg World Cities Research Network. In 2011, the population of the city of Johannesburg was 4,434,827, making it the most populous city in South Africa. In the same year, the population of Johannesburg's urban agglomeration was put at 7,860,781. The land area of the municipal city () is large in comparison with those of other major cities, resulting in a moderate population density of . The city was established in 1886 following the discovery of gold on what had been a farm. The city is commonly interpreted as the modern day El Dorado due to the extremely large gold deposit found
History of Johannesburg of Gauteng. The region surrounding Johannesburg was originally inhabited by San people. They were hunter-gatherers who used stone tools. There is evidence that they lived there up to ten centuries ago. By the 13th century, groups of Bantu-speaking people started moving southwards from central Africa and encroached on the indigenous San population. Stone-walled ruins of Sotho–Tswana towns and villages are scattered around the parts of the former Transvaal in which Johannesburg is situated. Many of these sites contain the ruins of Sotho–Tswana mines and iron smelting furnaces, suggesting that the area was being exploited for its mineral wealth before the