São Benedito do Rio Preto

São Benedito do Rio Preto
Municipality
Country Brazil
RegionNordeste
StateMaranhão
MesoregionLeste Maranhense
Population
 (2020 )
 • Total
18,717
Time zoneUTC−3 (BRT)

São Benedito do Rio Preto is a municipality in the state of Maranhão in the Northeast region of Brazil.

The municipality lies in the Munim River basin. The municipality contains part of the 1,535,310-hectare (3,793,800-acre) Upaon-Açu/Miritiba/Alto Preguiças Environmental Protection Area, created in 1992.