| City : | Sterling City |
| County : | Whiteside County |
| State : | Illinois (IL) |
| | |
| Land Area : | 5.71 sq mi |
| Water Area : | 0.23 sq mi |
| Latitude : | 41.7996681 |
| Longitude : | -89.6951504 |
| | |
| Population (2010): | 15,370 |
| Population Estimate (2012) : | 15,367 |
| Population Density : | 2,692.21/sq mi |
| Housing Units (2012) : | 6,947 |
| Median Household Income (2012) : | $39,749 (Illinois : $56,853, USA : $53,046) |
| Median Family Income (2012) : | $46,931 (Illinois : $70,144, USA : $64,585) |
| Median House Price (2012) : | $86,100 (Illinois : $190,800, USA : $181,400) |