Kõinastu
| Kõinastu | |
|---|---|
| Kõinastu light beacon | |
| Coordinates: 58°38′07″N 23°00′53″E / 58.63528°N 23.01472°E | |
| Country | Estonia | 
| County | Saare County | 
| Municipality | Saaremaa Parish | 
| Area | |
|  • Total | 2.62 km2 (1.01 sq mi) | 
| Population  (01.01.2011) | |
|  • Total | 4 | 
| • Density | 1.5/km2 (4.0/sq mi) | 
Kõinastu is a 2.62 km² islet in the southern part of the Väinameri Sea, Estonia. Administratively, it forms Kõinastu village which is part of Saaremaa Parish, Saare County. Kõinastu has a population of 4, as of 1 January 2011. There is a light beacon on Kõinastu.