Península de Setúbal
The Península de Setúbal ( German Peninsula of Setúbal ) is a Portuguese sub-region and part of the Lisbon region (formerly Lisboa e Vale do Tejo ) and the Setúbal district . The peninsula borders in the north on the Tagus (and theoretically also on the greater Lisbon area ) and Lezíria do Tejo , in the east on the Alentejo Central and in the south on the Alentejo Litoral . The Atlantic Ocean borders the mainland to the south and west . The area of the sub-region is 1582 km². The population in 2010 was 782,786. The sub-region consists of nine circles: