| Zip Code : | 50641 |
| City : | Hazleton city |
| County : | Buchanan County |
| State : | Iowa (IA) |
| Land Area : | 47.42 sq mi |
| Water Area : | 0.08 sq mi |
| Latitude : | 42.6065497 |
| Longitude : | -91.9200326 |
| Population (2010): | 2,017 |
| Population Estimate (2012) : | 1,758 |
| Population Density : | 42.54/sq mi |
| Housing Units (2012) : | 726 |
| Median Household Income (2012) : | $44,500 (Iowa : $51,129, USA : $53,046) |
| Median Family Income (2012) : | $50,795 (Iowa : $64,772, USA : $64,585) |
| Median House Price (2012) : | $91,300 (Iowa : $123,000, USA : $181,400) |