Grândola is a town and municipality in Setúbal District in Portugal. The population in 2011 was 14,826, in an area of 825.94 km2.Included in this municipality is Tróia, a peninsula between the Atlantic Ocean and the Sado River, as well as Melides, a popular summer resort. Also within the municipality is Serra de Grândola. The nearest city is Alcácer do Sal. The coastal portions of the municipality are part of the Comporta region. The municipal holiday is October 22.