| Millbrook, New Jersey | |
|---|---|
| Unincorporated community | |
| Location of Millbrook within Warren County. Inset: Location of Warren County in New Jersey. | |
| Coordinates: 41°04′24″N 74°57′47″W / 41.07333°N 74.96306°WCoordinates: 41°04′24″N 74°57′47″W / 41.07333°N 74.96306°W | |
| Country |
|
| State |
|
| County | Warren |
| Township | Hardwick |
| Elevation | 200 m (656 ft) |
| Time zone | Eastern (EST) (UTC-5) |
| • Summer (DST) | EDT (UTC-4) |
| GNIS feature ID | 878370 |
Millbrook is an unincorporated community located within Hardwick Township in Warren County, New Jersey, United States.