Jacarepaguá, with a land area of 29.27 square miles (75.8 km2), is a neighborhood situated in the West Zone of Rio de Janeiro, Brazil. In 2010, it had a population of 157,326. The name comes from the indigenous name of the location, "shallow pond of caymans", yakaré + upá (pond) + guá (shallow), by the time of the Portuguese colonization.