South Portland city, Maine
Official LSAD Designation: South Portland city • Census GEOID: 2371990
• Cumberland County
South Portland city is an incorporated city in Cumberland County, Maine. According to official records from the Census (2025), South Portland city had an estimated population of 27,007 residents. Official Census Bureau geographic records classify this community under LSAD designation South Portland city (GEOID 2371990).
Local Government Administration U.S. Census Bureau GMAF
City Of South Portland
Municipal
Official Title:
Community Planner
Address:
PO BOX 9422, SOUTH PORTLAND ME 04116-9422
County Of Cumberland
County
Official Title:
County Manager
Address:
142 FEDERAL ST, STE 1, PORTLAND ME 04101-4151
Civic & Statistical Snapshot
| Category | Estimate | Survey Period / Source |
|---|---|---|
| Total Population | 27,007 | 2025 |
| Median Household Income | $86,838 | 2020-2024 |
| Median Home Value | $441,200 | 2020-2024 |
| Land Area | 12.05 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).