Thayer city, Missouri
Official LSAD Designation: Thayer city • Census GEOID: 2972826
• Oregon County
Thayer city is an incorporated city in Oregon County, Missouri. According to official records from the Census (2025), Thayer city had an estimated population of 1,898 residents. Official Census Bureau geographic records classify this community under LSAD designation Thayer city (GEOID 2972826).
Local Government Administration U.S. Census Bureau GMAF
City Of Thayer
Municipal
Official Title:
Tax Collector
Address:
PO BOX 76, THAYER MO 65791-0076
County Of Oregon
County
Official Title:
Commissioner
Address:
PO BOX 324, ALTON MO 65606-0324
Civic & Statistical Snapshot
| Category | Estimate | Survey Period / Source |
|---|---|---|
| Total Population | 1,898 | 2025 |
| Median Household Income | $37,417 | 2020-2024 |
| Median Home Value | $67,500 | 2020-2024 |
| Land Area | 2.44 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).