Genoa city, Illinois
Official LSAD Designation: Genoa city • Census GEOID: 1728898
• DeKalb County
Genoa city is an incorporated city in DeKalb County, Illinois. According to official records from the Census (2025), Genoa city had an estimated population of 5,547 residents. Official Census Bureau geographic records classify this community under LSAD designation Genoa city (GEOID 1728898).
Local Government Administration U.S. Census Bureau GMAF
City Of Genoa
Municipal
Official Title:
Clerk
Address:
333 E 1ST ST, GENOA IL 60135-1015
County Of Dekalb
County
Official Title:
County Administrator
Address:
200 N MAIN ST, SYCAMORE IL 60178-1431
Civic & Statistical Snapshot
| Category | Estimate | Survey Period / Source |
|---|---|---|
| Total Population | 5,547 | 2025 |
| Median Household Income | $82,128 | 2020-2024 |
| Median Home Value | $225,200 | 2020-2024 |
| Land Area | 2.60 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).