| County : | Black Hawk County |
| State : | Iowa (IA) |
| Land Area : | 565.77 sq mi |
| Water Area : | 6.91 sq mi |
| Latitude : | 42.4728884 |
| Longitude : | -92.3060590 |
| Population (2010): | 131,090 |
| Population Estimate (2012) : | 130,843 |
| Population Density : | 231.70/sq mi |
| Housing Units (2012) : | 55,887 |
| Median Household Income (2012) : | $45,610 (Iowa : $51,129, USA : $53,046) |
| Median Family Income (2012) : | $59,525 (Iowa : $64,772, USA : $64,585) |
| Median House Price (2012) : | $122,300 (Iowa : $123,000, USA : $181,400) |
Black Hawk County Cities / Towns
| Cedar Falls City (39,260) | Dunkerton City (852) | Elk Run Heights City (1,117) |
| Evansdale City (4,751) | Gilbertville City (712) | Hudson City (2,282) |
| Janesville City (930) | Jesup City (2,520) | La Porte City (2,285) |
| Raymond City (788) | Washburn (876) | Waterloo City (68,406) |
Black Hawk County Zip Codes
| 50612 (335) | 50613 (42,031) | 50626 (1,804) |
| 50629 (2,418) | 50634 (713) | 50643 (2,747) |
| 50647 (1,894) | 50648 (4,054) | 50651 (3,578) |
| 50667 (795) | 50669 (2,436) | 50675 (2,456) |
| 50701 (30,324) | 50702 (19,970) | 50703 (19,863) |
| 50707 (8,509) |