Northumberland borough, Pennsylvania
Official LSAD Designation: Northumberland borough • Census GEOID: 4255456
• Northumberland County
Northumberland borough is an incorporated borough in Northumberland County, Pennsylvania. According to official records from the Census (2025), Northumberland borough had an estimated population of 3,800 residents. Official Census Bureau geographic records classify this community under LSAD designation Northumberland borough (GEOID 4255456).
Local Government Administration U.S. Census Bureau GMAF
Borough Of Northumberland
Municipal
Official Title:
Borough Secretary-treasurer
Address:
175 ORANGE ST, NORTHUMBERLAND PA 17857-1661
County Of Northumberland
County
Official Title:
Chairperson
Address:
399 STADIUM DR, SUNBURY PA 17801-3201
Civic & Statistical Snapshot
| Category | Estimate | Survey Period / Source |
|---|---|---|
| Total Population | 3,800 | 2025 |
| Median Household Income | $66,477 | 2020-2024 |
| Median Home Value | $162,600 | 2020-2024 |
| Land Area | 1.61 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).