According to the IBGE 2015, Osasco currently has the 9th highest gross domestic product in Brazil, and the 2nd largest in the State of São Paulo.

It's considered the major urban centre of the Western portion of the Greater São Paulo.

Currently there are a number of large companies with a presence in the city, such as Natura, Coca-Cola, Carrefour, Wal-Mart, Colgate-Palmolive and many others.

Osasco is the ninth most productive city in the countryin GDP per capita terms .

[7] Its boundaries are São Paulo to the north, east and south, Cotia to the southwest, Carapicuíba and Barueri to the west and Santana de Parnaíba to the northwest.

It is linked by CPTM rapid transit to São Paulo by the 8 and 9[11] train lines.