Kastro (Greek: Κάστρο) is a small village in the interior of the Greek island of Thassos. It is believed to be the oldest village on the island. The village name comes from the old castle that existed here to protect the inhabitants (Kastro means "castle"). The village is located in the centre of the island, at a height of 450–500 m above sea level. It can be reached from Limenaria on an asphalt road or from Theologos on a dirt road.
According to the 2011 census, the population of Kastro was 9. And in 2018 the population was 1[1]
- ^ Census 2011, Greek Statistical Office (ΕΛ.ΣΤΑΤ) Archived 2013-12-25 at the Wayback Machine (Excel document, 2.6 MB)