Marlborough city, Massachusetts
Official LSAD Designation: Marlborough city • Census GEOID: 2538715
• Middlesex County
Marlborough city is an incorporated city in Middlesex County, Massachusetts. According to official records from the Census (2025), Marlborough city had an estimated population of 42,772 residents. Official Census Bureau geographic records classify this community under LSAD designation Marlborough city (GEOID 2538715).
Local Government Administration U.S. Census Bureau GMAF
City Of Marlborough
Municipal
Official Title:
Mayor
Address:
140 MAIN ST, MARLBOROUGH MA 01752-3871
Civic & Statistical Snapshot
| Category | Estimate | Survey Period / Source |
|---|---|---|
| Total Population | 42,772 | 2025 |
| Median Household Income | $91,968 | 2020-2024 |
| Median Home Value | $513,100 | 2020-2024 |
| Land Area | 20.86 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).