Lake Oswego city, Oregon
Official LSAD Designation: Lake Oswego city • Census GEOID: 4140550
• Clackamas County / Multnomah County / Washington County
Lake Oswego city is an incorporated city in Clackamas County, Multnomah County, Washington County, Oregon. According to official records from the Census (2025), Lake Oswego city had an estimated population of 39,722 residents. Official Census Bureau geographic records classify this community under LSAD designation Lake Oswego city (GEOID 4140550).
Local Government Administration U.S. Census Bureau GMAF
City Of Lake Oswego
Municipal
Official Title:
Public Affairs Manager
Address:
PO BOX 369, LAKE OSWEGO OR 97034-0369
County Of Clackamas
County
Official Title:
Assist Director Of Finance
Address:
2051 KAEN RD, STE 491, OREGON CITY OR 97045-4035
Civic & Statistical Snapshot
| Category | Estimate | Survey Period / Source |
|---|---|---|
| Total Population | 39,722 | 2025 |
| Median Household Income | $141,549 | 2020-2024 |
| Median Home Value | $932,200 | 2020-2024 |
| Land Area | 10.88 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).