Psara is a Greek island in the Aegean Sea. Together with the small island of Antipsara it forms the municipality of Psara. It is part of the Chios regional unit, which is part of the North Aegean region. The only town of the island and seat of the municipality is also called Psara. Psara have 448 inhabitants according to the 2011 census. It has a small port linking to the island of Chios and other parts of Greece. Psara lies 44 nautical miles (81 km) northwest of Chios, 22 km from the northwestern point of the island of Chios and 150 km eastnortheast of Athens. The length and width are about 7 by 8 km and the area of the island is 43 square kilometres. The highest point of the island is Profitis Ilias 512 metres.