Onaga city, Kansas
Official LSAD Designation: Onaga city • Census GEOID: 2052875
• Pottawatomie County
Onaga city is an incorporated city in Pottawatomie County, Kansas. According to official records from the Census (2025), Onaga city had an estimated population of 683 residents. Official Census Bureau geographic records classify this community under LSAD designation Onaga city (GEOID 2052875).
Local Government Administration U.S. Census Bureau GMAF
City Of Onaga
Municipal
Official Title:
City Clerk
Address:
PO BOX 298, ONAGA KS 66521-0298
County Of Pottawatomie
County
Official Title:
County Clerk
Address:
PO BOX 187, WESTMORELAND KS 66549-0187
Civic & Statistical Snapshot
| Category | Estimate | Survey Period / Source |
|---|---|---|
| Total Population | 683 | 2025 |
| Median Household Income | $49,444 | 2020-2024 |
| Median Home Value | $116,200 | 2020-2024 |
| Land Area | 0.66 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).