Marengo city, Iowa
Official LSAD Designation: Marengo city • Census GEOID: 1949395
• Iowa County
Marengo city is an incorporated city in Iowa County, Iowa. According to official records from the Census (2025), Marengo city had an estimated population of 2,425 residents. Official Census Bureau geographic records classify this community under LSAD designation Marengo city (GEOID 1949395).
Local Government Administration U.S. Census Bureau GMAF
City Of Marengo
Municipal
Official Title:
Financial Manager
Address:
PO BOX 245, 153 E MAIN ST, MARENGO IA 52301-0245
County Of Iowa
County
Official Title:
Chairman
Address:
970 COURT AVE, MARENGO IA 52301
Civic & Statistical Snapshot
| Category | Estimate | Survey Period / Source |
|---|---|---|
| Total Population | 2,425 | 2025 |
| Median Household Income | $57,941 | 2020-2024 |
| Median Home Value | $123,200 | 2020-2024 |
| Land Area | 2.12 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).