Thayer city, Iowa
Official LSAD Designation: Thayer city • Census GEOID: 1977565
• Union County
Thayer city is an incorporated city in Union County, Iowa. According to official records from the Census (2025), Thayer city had an estimated population of 49 residents. Official Census Bureau geographic records classify this community under LSAD designation Thayer city (GEOID 1977565).
Local Government Administration U.S. Census Bureau GMAF
City Of Thayer
Municipal
Official Title:
City Clerk
Address:
2461 WARBLER AVE, THAYER IA 50254-8322
County Of Union
County
Official Title:
Union County Auditor
Address:
300 N PINE ST, CRESTON IA 50801-2400
Civic & Statistical Snapshot
| Category | Estimate | Survey Period / Source |
|---|---|---|
| Total Population | 49 | 2025 |
| Median Household Income | $55,000 | 2020-2024 |
| Median Home Value | $25,800 | 2020-2024 |
| Land Area | 0.14 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).