Agios Dimitrios is a town in Attica, Greece, and a suburb in the southern part of the Athens agglomeration. Agios Dimitrios is situated 5 km so…Agios Dimitrios is a town in Attica, Greece, and a suburb in the southern part of the Athens agglomeration. Agios Dimitrios is situated 5 km south of Athens city centre, and 4 km from the Saronic Gulf coast. The municipality has an area of 4.949 km². Vouliagmenis Avenue connects it with central Athens and the southern suburbs. The suburb is connected with Line 2 of the Athens Metro through Agios Dimitrios metro station.