 The population of 157,483 inhabitants living in an area of 9 km2 and the remaining area corresponds to the Gericinó's Natural Park.Officially, the population density exceeds 8,120 inhabitants/km2, but if calculated just 9 km2 occupied, it becomes the most densely populated city in Brazil with more than 17.400 inhabitants/km2.Currently, São João de Meriti has the highest population density, with 12,897 inhabitants/km2.