Santo Isidoro is a civil parish in the municipality of Mafra, Portugal. The population in 2011 was 3,814 in an area of 24.83 km².Villages Ribamar Picanceira Monte Bom Monte Godel Pucariça Lagoa Pedra Amassada Safarujo Penegache Junqueiros Bracial Casais de Monte Bom Palhais