Castrillo de la Guareña
Castrillo de la Guareña  | |
|---|---|
| Coordinates: 41°13′49″N 5°19′25″W / 41.23028°N 5.32361°W | |
| Country | Spain | 
| Autonomous community | Castile and León | 
| Province | Zamora | 
| Comarca | La Guareña | 
| Government | |
| • Mayor | Ana María González Santos | 
| Area | |
 • Total  | 21.91 km2 (8.46 sq mi) | 
| Population  (2018)  | |
 • Total  | 121 | 
| • Density | 5.5/km2 (14/sq mi) | 
| Demonym | Castrillejos | 
| Time zone | UTC+1 (CET) | 
| • Summer (DST) | UTC+2 (CEST) | 
Castrillo de la Guareña is a municipality located in the province of Zamora, Castile and León, Spain.