Hillsborough, New Jersey | |
|---|---|
  Hillsborough CDP Location in Somerset County  Hillsborough CDP Location in New Jersey  Hillsborough CDP Location in the United States | |
| Coordinates: 40°30′23″N74°39′9″W / 40.50639°N 74.65250°W | |
| Country |  United States |
| State |  New Jersey |
| County | Somerset |
| Township | Hillsborough |
| Area | |
• Total | 8.02 sq mi (20.77 km2) |
| • Land | 8.00 sq mi (20.72 km2) |
| • Water | 0.02 sq mi (0.05 km2) |
| Elevation | 110 ft (30 m) |
| Population | |
• Total | 22,214 |
| • Density | 2,776.1/sq mi (1,071.9/km2) |
| Time zone | UTC−05:00 (Eastern (EST)) |
| • Summer (DST) | UTC−04:00 (EDT) |
| ZIP Code | 08844 |
| Area code | 908 |
| FIPS code | 34-31880 [3] |
| GNIS feature ID | 2806101 [4] |
Hillsborough is a census-designated place (CDP) [5] located in the center of Hillsborough Township, Somerset County, in the U.S. state of New Jersey. It was first listed as a CDP prior to the 2020 census. [4]
The CDP is in south-central Somerset County and is bordered to the northwest by Flagtown, to the west by Neshanic, and to the south by Belle Mead. U.S. Route 206 passes through the community, leading north 5 miles (8 km) to Somerville, the county seat, and south 12 miles (19 km) to Princeton.
