Welcome to Aventura, Florida! Aventura is located in Southeast Florida and is part of the suburb of Miami. Aventura is located within the County of Miami-Dade. Population in Aventura is estimated at 35,976. The city of Aventura is one of many top places to live in South Florida. Enjoy major shopping at the Aventura Mall, the third largest mall in the United States. Search luxury high rise residences and popular Aventura neighborhoods alongside the coastal waters of the Atlantic Ocean.   Learn more about the city of excellence and the community of Aventura