Fairmont city, West Virginia
Official LSAD Designation: Fairmont city • Census GEOID: 5426452
• Marion County
Fairmont city is an incorporated city in Marion County, West Virginia. According to official records from the Census (2025), Fairmont city had an estimated population of 18,035 residents. Official Census Bureau geographic records classify this community under LSAD designation Fairmont city (GEOID 5426452).
Local Government Administration U.S. Census Bureau GMAF
City Of Fairmont
Municipal
Official Title:
Planning Department
Address:
PO BOX 1428, FAIRMONT WV 26555-1428
County Of Marion
County
Official Title:
County Manager
Address:
200 JACKSON ST, RM 403, FAIRMONT WV 26554-2963
Civic & Statistical Snapshot
| Category | Estimate | Survey Period / Source |
|---|---|---|
| Total Population | 18,035 | 2025 |
| Median Household Income | $63,032 | 2020-2024 |
| Median Home Value | $163,800 | 2020-2024 |
| Land Area | 8.60 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).