Mason City city, Iowa
Official LSAD Designation: Mason City city • Census GEOID: 1950160
• Cerro Gordo County
Mason City city is an incorporated city in Cerro Gordo County, Iowa. According to official records from the Census (2025), Mason City city had an estimated population of 26,853 residents. Official Census Bureau geographic records classify this community under LSAD designation Mason City city (GEOID 1950160).
Local Government Administration U.S. Census Bureau GMAF
City Of Mason City
Municipal
Official Title:
Finance Director
Address:
10 1ST ST NW, MASON CITY IA 50401-3224
County Of Cerro Gordo
County
Official Title:
Deputy Auditor
Address:
220 N WASHINGTON AVE, MASON CITY IA 50401-3254
Civic & Statistical Snapshot
| Category | Estimate | Survey Period / Source |
|---|---|---|
| Total Population | 26,853 | 2025 |
| Median Household Income | $64,804 | 2020-2024 |
| Median Home Value | $142,000 | 2020-2024 |
| Land Area | 28.28 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).