Ust-Tarka
Ust-Tarka 
    Усть-Тарка  | |
|---|---|
Location of Ust-Tarka  | |
| Coordinates: 55°34′02″N 75°41′28″E / 55.56722°N 75.69111°E | |
| Country | Russia | 
| Federal subject | Novosibirsk Oblast | 
| Administrative district | Ust-Tarksky District | 
| Founded | 1752 | 
| Elevation | 110 m (360 ft) | 
| Population | |
 • Total  | 3,819 | 
| Time zone | UTC+7 (MSK+4 ) | 
| Postal code(s) | 632161  | 
| OKTMO ID | 50655425101 | 
Ust-Tarka (Russian: Усть-Тарка) is a rural locality (a selo) and the administrative center of Ust-Tarksky District, Novosibirsk Oblast, Russia.
Population: 3,819 (2010 Census); 4,381 (2002 Census); 4,395 (1989 Soviet census).