Archaia Ilida is a village in Ilida Municipality, in the regional unit of Elis, in the region of West Greece, Greece. Archaia Ilida lies at 416 m above sea level, 12.6 km from the Peloponnese mountains. It has 161 inhabitants (2021). The nearest city is Pyrgos, 24 km to the south. Beaches nearby: Kourouta (15 km), Marathias (15 km). Among the landmarks around are Elis (1.3 km), Olympia (35 km) and Chlemoutsi (21 km).

Also written Αρχαία Ήλιδα.