Hartwick city, Iowa
Official LSAD Designation: Hartwick city • Census GEOID: 1934770
• Poweshiek County
Hartwick city is an incorporated city in Poweshiek County, Iowa. According to official records from the Census (2025), Hartwick city had an estimated population of 91 residents. Official Census Bureau geographic records classify this community under LSAD designation Hartwick city (GEOID 1934770).
Local Government Administration U.S. Census Bureau GMAF
City Of Hartwick
Municipal
Official Title:
Mayor
Address:
2387 310TH AVENUE, CHELSEA IA 52215
County Of Poweshiek
County
Official Title:
Chairman
Address:
PO BOX 57, MONTEZUMA IA 50171-0057
Civic & Statistical Snapshot
| Category | Estimate | Survey Period / Source |
|---|---|---|
| Total Population | 91 | 2025 |
| Median Household Income | $83,750 | 2020-2024 |
| Median Home Value | $90,000 | 2020-2024 |
| Land Area | 0.16 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).