Rocky Hill borough, New Jersey
Official LSAD Designation: Rocky Hill borough • Census GEOID: 3464320
• Somerset County
Rocky Hill borough is an incorporated borough in Somerset County, New Jersey. According to official records from the Census (2025), Rocky Hill borough had an estimated population of 751 residents. Official Census Bureau geographic records classify this community under LSAD designation Rocky Hill borough (GEOID 3464320).
Local Government Administration U.S. Census Bureau GMAF
Borough Of Rocky Hill
Municipal
Official Title:
Deputy Clerk
Address:
PO BOX 188, ROCKY HILL NJ 08553-0188
County Of Somerset
County
Official Title:
Assistant To The County Administrato
Address:
PO BOX 3000, SOMERVILLE NJ 08876-1262
Civic & Statistical Snapshot
| Category | Estimate | Survey Period / Source |
|---|---|---|
| Total Population | 751 | 2025 |
| Median Household Income | $148,056 | 2020-2024 |
| Median Home Value | $597,200 | 2020-2024 |
| Land Area | 0.61 sq mi | Gazetteer (2026) |
| Civic & Public Services | Hospitals, Libraries, Colleges | CMS / IMLS / IPEDS |
| Schools & Districts | NCES Directory Listings | Provided by k12guides.com |
| Nearby Airports | Landing Facilities | Provided by airport-data.com |
| Climate & Weather | NOAA 30-Year Normals | 1991–2020 |
Source: U.S. Census Bureau (PEP, ACS 5-Year).