Niles city, Ohio
Official LSAD Designation: Niles city • Census GEOID: 3955916
• Trumbull County
Niles city is an incorporated city in Trumbull County, Ohio. According to official records from the Census (2025), Niles city had an estimated population of 18,116 residents. Official Census Bureau geographic records classify this community under LSAD designation Niles city (GEOID 3955916).
Local Government Administration U.S. Census Bureau GMAF
City Of Niles
Municipal
Official Title:
Auditor
Address:
34 W STATE ST, NILES OH 44446-5036
County Of Trumbull
County
Official Title:
President
Address:
160 HIGH ST NW, WARREN OH 44481-1093
Civic & Statistical Snapshot
| Category | Estimate | Survey Period / Source |
|---|---|---|
| Total Population | 18,116 | 2025 |
| Median Household Income | $50,953 | 2020-2024 |
| Median Home Value | $116,300 | 2020-2024 |
| Land Area | 8.65 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).