Kerastaris (Greek: Κεραστάρης) is a village in the municipal unit of Valtetsi, Arcadia, Greece. It is situated on a hillside north of the river Alfeios. It is 2 km west of Asea, 2 km north of Athinaio, 9 km east of Megalopoli and 16 km southwest of Tripoli.
- ^ De Facto Population of Greece Population and Housing Census of March 18th, 2001 (PDF 793 KB). National Statistical Service of Greece. 2003.