Hennepin village, Illinois
Official LSAD Designation: Hennepin village • Census GEOID: 1734098
• Putnam County
Hennepin village is an incorporated village in Putnam County, Illinois. According to official records from the Census (2025), Hennepin village had an estimated population of 747 residents. Official Census Bureau geographic records classify this community under LSAD designation Hennepin village (GEOID 1734098).
Local Government Administration U.S. Census Bureau GMAF
Village Of Hennepin
Municipal
Official Title:
President Village Of Hennepin
Address:
627 E HIGH ST, HENNEPIN IL 61327-9521
County Of Putnam
County
Official Title:
Treasurer
Address:
PO BOX 235, HENNEPIN IL 61327-0235
Civic & Statistical Snapshot
| Category | Estimate | Survey Period / Source |
|---|---|---|
| Total Population | 747 | 2025 |
| Median Household Income | $83,000 | 2020-2024 |
| Median Home Value | $168,300 | 2020-2024 |
| Land Area | 5.31 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).