Markopoulo is the basic settlement of the Municipality of Markopoulo. According to the latest census conducted in 2011, it has 9.513 permanent residents. It is a town with many retail stores, taverns and other enterprises including public utilities, as it has experienced great development in the latest years, due to infrastructure projects in the greater area (Eleftherios Venizelos Airport, Attica Road, suburban railway). Markopoulo Municipality is the administrative center of the area which also includes Markopoulo port, better known as Porto Rafti. It has many beaches, accessible by car and attracts many tourists during the summer season, as it is very close to the city of Athens.