| City : | Dyersville City |
| County : | Delaware County, Dubuque County |
| State : | Iowa (IA) |
| Land Area : | 5.63 sq mi |
| Water Area : | 0.01 sq mi |
| Latitude : | 42.4798657 |
| Longitude : | -91.1256209 |
| Population (2010): | 4,058 |
| Population Estimate (2012) : | 4,093 |
| Population Density : | 721.01/sq mi |
| Housing Units (2012) : | 1,808 |
| Median Household Income (2012) : | $45,444 (Iowa : $51,129, USA : $53,046) |
| Median Family Income (2012) : | $53,702 (Iowa : $64,772, USA : $64,585) |
| Median House Price (2012) : | $130,200 (Iowa : $123,000, USA : $181,400) |