| City : | Gardendale City |
| County : | Jefferson County |
| State : | Alabama (AL) |
| Land Area : | 22.55 sq mi |
| Water Area : | 0.00 sq mi |
| Latitude : | 33.6765865 |
| Longitude : | -86.8098439 |
| Population (2010): | 13,893 |
| Population Estimate (2012) : | 13,743 |
| Population Density : | 616.23/sq mi |
| Housing Units (2012) : | 6,040 |
| Median Household Income (2012) : | $59,899 (Alabama : $43,160, USA : $53,046) |
| Median Family Income (2012) : | $75,984 (Alabama : $54,326, USA : $64,585) |
| Median House Price (2012) : | $167,800 (Alabama : $122,300, USA : $181,400) |