Thornton city, Iowa
Official LSAD Designation: Thornton city • Census GEOID: 1977880
• Cerro Gordo County
Thornton city is an incorporated city in Cerro Gordo County, Iowa. According to official records from the Census (2025), Thornton city had an estimated population of 391 residents. Official Census Bureau geographic records classify this community under LSAD designation Thornton city (GEOID 1977880).
Local Government Administration U.S. Census Bureau GMAF
City Of Thornton
Municipal
Official Title:
City Clerk
Address:
PO BOX 88, 404 MAIN ST, THORNTON IA 50479
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 | 391 | 2025 |
| Median Household Income | $67,031 | 2020-2024 |
| Median Home Value | $115,500 | 2020-2024 |
| Land Area | 1.24 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).