4,005,015 is the population of the metro region of Cape Town . 1,600/km 2  (4,200/sq mi) is the density of inhabitents in  the metro region of Cape Town . 1,100/km 2  (2,800/sq mi) is the density of people in Cape Town . The population of Cape Town is 433,688 . The city Cape Town demonym is Capetonian
Capetonian is another name for the people of the city Cape Town