Geneseo city, Illinois
Official LSAD Designation: Geneseo city • Census GEOID: 1728846
• Henry County
Geneseo city is an incorporated city in Henry County, Illinois. According to official records from the Census (2025), Geneseo city had an estimated population of 6,505 residents. Official Census Bureau geographic records classify this community under LSAD designation Geneseo city (GEOID 1728846).
Local Government Administration U.S. Census Bureau GMAF
City Of Geneseo
Municipal
Official Title:
City Administrator
Address:
115 S OAKWOOD AVE, GENESEO IL 61254-2128
County Of Henry
County
Official Title:
County Aministrator
Address:
307 W CENTER ST, CAMBRIDGE IL 61238-1232
Civic & Statistical Snapshot
| Category | Estimate | Survey Period / Source |
|---|---|---|
| Total Population | 6,505 | 2025 |
| Median Household Income | $70,147 | 2020-2024 |
| Median Home Value | $205,400 | 2020-2024 |
| Land Area | 4.71 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).