| City : | Allendale |
| County : | Ottawa County |
| State : | Michigan (MI) |
| Land Area : | 22.73 sq mi |
| Water Area : | 0.92 sq mi |
| Latitude : | 42.9857629 |
| Longitude : | -85.9524709 |
| Population (2010): | 17,579 |
| Population Estimate (2012) : | 17,383 |
| Population Density : | 773.51/sq mi |
| Housing Units (2012) : | 4,834 |
| Median Household Income (2012) : | $52,367 (Michigan : $48,471, USA : $53,046) |
| Median Family Income (2012) : | $71,029 (Michigan : $60,749, USA : $64,585) |
| Median House Price (2012) : | $160,800 (Michigan : $128,600, USA : $181,400) |