Mount Joy borough, Pennsylvania
Official LSAD Designation: Mount Joy borough • Census GEOID: 4251656
• Lancaster County
Mount Joy borough is an incorporated borough in Lancaster County, Pennsylvania. According to official records from the Census (2025), Mount Joy borough had an estimated population of 8,319 residents. Official Census Bureau geographic records classify this community under LSAD designation Mount Joy borough (GEOID 4251656).
Local Government Administration U.S. Census Bureau GMAF
Borough Of Mount Joy
Municipal
Official Title:
Asst. Secretary
Address:
21 E MAIN ST, MOUNT JOY PA 17552-1499
County Of Lancaster
County
Official Title:
Assistant Chairman
Address:
150 N QUEEN ST, STE 715, LANCASTER PA 17603-3562
Civic & Statistical Snapshot
| Category | Estimate | Survey Period / Source |
|---|---|---|
| Total Population | 8,319 | 2025 |
| Median Household Income | $90,061 | 2020-2024 |
| Median Home Value | $266,500 | 2020-2024 |
| Land Area | 2.41 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).