Markopoulo Oropou (Greek: Μαρκόπουλο Ωρωπού) is a community of the Greek prefecture of Attica. Attica (in Greek: ÎÏÏική, Attike;; see also List of traditional Greek place names) is a periphery (subdivision) in Greece, containing Athens, the capital of Greece. ...
Markopoulo once had a railway station and was linked with rail linking near Kifissia and Lavrio.
During the 2004 Summer Olympics, Markopoulo was world famous for its equestrian centre (Markopoulo Olympic Equestrian Centre) to the southeast and about 3 km from the main route into the mountains, and the shooting centre (Markopoulo Olympic Shooting Centre) located in the hills southwest of town and about 2.5 km west of the highway.
Markopoulo has schools, lyceums, gymnasia, banks, churches, a post office, beaches, a theatre named Sarras and squares (plateies).