Agia Paraskevi is a village in Marathonas Municipality, in the regional unit of East Attica, in the region of Attica, Greece. Agia Paraskevi lies 7.0 km from the Parnitha mountains. It has 173 inhabitants (2021). The nearest city is Kifissia, 20 km to the southwest. Beaches nearby: Agkona (6.8 km), Mikro Sesi (5.9 km), Marathona (13 km). Among the landmarks around are Parthenon (34 km), Rhamnous (8.1 km) and Platonic Academy (33 km). Among the natural features are Mount Lycabettus (32 km) and Davelis Cave (18.5 km).
Also written Αγία Παρασκευή.