| Calcena | |
|---|---|
|  | |
| Coordinates: 41°39′N1°44′W / 41.650°N 1.733°W | |
| Country |  Spain | 
| Autonomous community |  Aragon | 
| Province | Zaragoza | 
| Area | |
|  • Total | 64 km2 (25 sq mi) | 
| Population  (2018) [1]  | |
|  • Total | 75 | 
| • Density | 1.2/km2 (3.0/sq mi) | 
| Time zone | UTC+1 (CET) | 
| • Summer (DST) | UTC+2 (CEST) | 
Calcena is a municipality located in the province of Zaragoza, Aragon, Spain. According to the 2004 census (INE), the municipality has a population of 69 inhabitants.