| City : | Oelwein City |
| County : | Daviess County, Fayette County, Navajo County, Pender County |
| State : | Iowa (IA) |
| | |
| Land Area : | 4.81 sq mi |
| Water Area : | 0.05 sq mi |
| Latitude : | 42.6715248 |
| Longitude : | -91.9127596 |
| | |
| Population (2010): | 6,415 |
| Population Estimate (2012) : | 6,408 |
| Population Density : | 1,334.52/sq mi |
| Housing Units (2012) : | 3,058 |
| Median Household Income (2012) : | $37,377 (Iowa : $51,129, USA : $53,046) |
| Median Family Income (2012) : | $51,480 (Iowa : $64,772, USA : $64,585) |
| Median House Price (2012) : | $64,400 (Iowa : $123,000, USA : $181,400) |