A simulated-colour satellite image of the Metropolitan Region São Paulo (centre), and Metropolitan Region Baixada Santista and associated Microregions and Metropolitan Areas that makes up the looser definition of Greater São Paulo.
1. A legally defined specific term, Região Metropolitana São Paulo (RMSP), one definition for Metropolitan São Paulo, consists of 39 municipalities, including the capital, São Paulo.
The RMSP of São Paulo is known as a financial and economic centre of Brazil, with a total population of 19.8 million inhabitants. The largest municipalities are Guarulhos with a population of more than 1.2 million people, plus several municipalities with more than 100,000 inhabitants, such as São Bernardo do Campo (703,000 inh.) and Santo André (649,000 inh.) in the ABC Region. The ABC Region in the south of Grande São Paulo is an important location for industrial corporations, such as Volkswagen and Ford.
2. The extended metropolitan area of São Paulo (Complexo Metropolitano Estendido de São Paulo) consists of the contiguous entities:
For more details about São Caetano do Sul, Santo André and São Bernardo do Campo see ABC Region.
Transport
Being the most industrialized region of the country as well as the most populated, the transportation plays an important role. The main higways of the area are: