Ulkan
| Ulkan Улькан | |
|---|---|
| Location of Ulkan | |
| Coordinates: 55°53′53″N 107°48′03″E / 55.8980°N 107.8007°E | |
| Country | Russia | 
| Federal subject | Irkutsk Oblast | 
| Administrative district | Kazachinsko-Lensky District | 
| Elevation | 404 m (1,325 ft) | 
| Population | |
|  • Total | 5,412 | 
| Time zone | UTC+8 (MSK+5 ) | 
| Postal code(s) | 666535 | 
| OKTMO ID | 25614158051 | 
Ulkan (Russian: Улькан) is an urban locality (an urban-type settlement) in Kazachinsko-Lensky District of Irkutsk Oblast, Russia. Population: 5,412 (2010 Census); 5,853 (2002 Census); 9,152 (1989 Soviet census).