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
  | 
  | 
References
