According to the Brazilian census of 2010IBGE - Instituto Brasileiro de Geografia e Estatística (Brazilian Institute for Geography and Statistics). 2010 Census. Accessed 07.08.2012. there were 35,167 Muslims living in the country, primarily concentrated in the states of São Paulo and Paraná, compared to 22,450 Muslims in 1990 and 27,239 in 2000. There are significant Muslim communities in the industrial suburbs of the city of São Paulo and in the port city of Santos, as well as in smaller communities in Paraná State in the coastal region and in Curitiba and Foz do Iguaçu in the Argentina-Brazil-Paraguay triborder area. The community is overwhelmingly Sunni; the Sunnis are almost completely assimilated into broader society. The recent Shi'ite immigrants gravitate to small insular communities in São Paulo, Curitiba, and Foz do Iguaçu.
