Castriyón
| Castriyón | |
|---|---|
|   Castriyón | |
| Coordinates: 43°23′00″N 6°47′00″W / 43.383333°N 6.783333°W | |
| Country | Spain | 
| Autonomous community | Asturias | 
| Province | Asturias | 
| Municipality | Boal | 
| Population | |
|  • Total | ~16 | 

Castriyón is one of seven parishes (administrative divisions) in Boal, a municipality within the province and autonomous community of Asturias, in northern Spain.
It is 20.04 km2 (7.74 sq mi) in size with a population of 195 (INE 2011).
Villages
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References
 
