Columbia, NJ
| Columbia, New Jersey | |
|---|---|
| Census-designated place | |
 Columbia, New Jersey
Columbia, New Jersey
Columbia, New Jersey
|
|
| Coordinates: 40°55′33″N 75°05′39″W / 40.925868°N 75.094062°WCoordinates: 40°55′33″N 75°05′39″W / 40.925868°N 75.094062°W | |
| Country |
 United States
|
| State |
 New Jersey
|
| County | Warren |
| Township | Knowlton |
| Area | |
| • Total | 0.126 sq mi (0.327 km2) |
| • Land | 0.100 sq mi (0.258 km2) |
| • Water | 0.026 sq mi (0.068 km2) 20.94% |
| Elevation | 305 ft (93 m) |
| Population (2010 Census) | |
| • Total | 229 |
| • Density | 2,297.4/sq mi (887.0/km2) |
| Time zone | Eastern (EST) (UTC-5) |
| • Summer (DST) | EDT (UTC-4) |
| ZIP Code | 07832 |
| Area code(s) | 908 |
| FIPS code | 3414590 |
| GNIS feature ID | 02583981 |
Columbia is an unincorporated community and census-designated place (CDP) located within Knowlton Township in Warren County, New Jersey, United States, that was created as part of the 2010 United States Census. As of the 2010 Census, the CDP's population was 229. The area is served as United States Postal Service ZIP Code 07832.
According to the United States Census Bureau, the CDP had a total area of 0.126 square miles (0.327 km2), including 0.100 square miles (0.258 km2) of land and 0.026 square miles (0.068 km2) of water (20.94%).
As of the 2010 United States Census, there were 229 people, 77 households, and 54.98 families residing in the CDP. The population density was 2,297.4 per square mile (887.0/km2). There were 85 housing units at an average density of 852.8 per square mile (329.3/km2). The racial makeup of the CDP was 96.94% (222) White, 3.06% (7) Black or African American, 0.00% (0) Native American, 0.00% (0) Asian, 0.00% (0) Pacific Islander, 0.00% (0) from other races, and 0.00% (0) from two or more races. Hispanic or Latino of any race were 2.18% (5) of the population.
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