| City : | Lambertville City |
| County : | Hunterdon County, Keith County |
| State : | New Jersey (NJ) |
| | |
| Land Area : | 1.15 sq mi |
| Water Area : | 0.14 sq mi |
| Latitude : | 40.3685634 |
| Longitude : | -74.9430486 |
| | |
| Population (2010): | 3,906 |
| Population Estimate (2012) : | 3,890 |
| Population Density : | 3,386.08/sq mi |
| Housing Units (2012) : | 2,075 |
| Median Household Income (2012) : | $74,769 (New Jersey : $71,637, USA : $53,046) |
| Median Family Income (2012) : | $120,568 (New Jersey : $87,389, USA : $64,585) |
| Median House Price (2012) : | $351,500 (New Jersey : $337,900, USA : $181,400) |