Castillejo-Sierra
| Castillejo-Sierra | |
|---|---|
| Coordinates: 40°23′N 2°08′W / 40.383°N 2.133°W | |
| Country | Spain | 
| Autonomous community | Castile-La Mancha | 
| Province | Cuenca | 
| Government | |
| • Mayor | José Luis Herráiz Cantero | 
| Area | |
|  • Total | 30.27 km2 (11.69 sq mi) | 
| Elevation | 990 m (3,250 ft) | 
| Population  (2018) | |
|  • Total | 30 | 
| • Density | 0.99/km2 (2.6/sq mi) | 
| Time zone | UTC+1 (CET) | 
| • Summer (DST) | UTC+2 (CEST) | 
| Postal code | 16141 | 
Castillejo-Sierra is a municipality in Cuenca, Castile-La Mancha, Spain. It has a population of 48.