Gardiner city, Maine
Official LSAD Designation: Gardiner city • Census GEOID: 2327085
• Kennebec County
Gardiner city is an incorporated city in Kennebec County, Maine. According to official records from the Census (2025), Gardiner city had an estimated population of 6,206 residents. Official Census Bureau geographic records classify this community under LSAD designation Gardiner city (GEOID 2327085).
Local Government Administration U.S. Census Bureau GMAF
City Of Gardiner
Municipal
Official Title:
City Manager
Address:
6 CHURCH ST, GARDINER ME 04345-2192
County Of Kennebec
County
Official Title:
County
Address:
125 STATE ST, STE 1, AUGUSTA ME 04330-5631
Civic & Statistical Snapshot
| Category | Estimate | Survey Period / Source |
|---|---|---|
| Total Population | 6,206 | 2025 |
| Median Household Income | $71,782 | 2020-2024 |
| Median Home Value | $221,600 | 2020-2024 |
| Land Area | 15.68 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).