Williamstown borough, Pennsylvania
Official LSAD Designation: Williamstown borough • Census GEOID: 4285320
• Dauphin County
Williamstown borough is an incorporated borough in Dauphin County, Pennsylvania. According to official records from the Census (2025), Williamstown borough had an estimated population of 1,298 residents. Official Census Bureau geographic records classify this community under LSAD designation Williamstown borough (GEOID 4285320).
Local Government Administration U.S. Census Bureau GMAF
Borough Of Williamstown
Municipal
Official Title:
Secretary/treasurer
Address:
PO BOX 44, WILLIAMSTOWN PA 17098-0044
County Of Dauphin
County
Official Title:
Dauphin County Commissioners
Address:
PO BOX 1295, HARRISBURG PA 17108-1295
Civic & Statistical Snapshot
| Category | Estimate | Survey Period / Source |
|---|---|---|
| Total Population | 1,298 | 2025 |
| Median Household Income | $61,757 | 2020-2024 |
| Median Home Value | $100,700 | 2020-2024 |
| Land Area | 0.26 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).