Winlock city, Washington
Official LSAD Designation: Winlock city • Census GEOID: 5379275
• Lewis County
Winlock city is an incorporated city in Lewis County, Washington. According to official records from the Census (2025), Winlock city had an estimated population of 2,640 residents. Official Census Bureau geographic records classify this community under LSAD designation Winlock city (GEOID 5379275).
Local Government Administration U.S. Census Bureau GMAF
City Of Winlock
Municipal
Official Title:
Clerk/treasurer
Address:
PO BOX 777, WINLOCK WA 98596-0777
County Of Lewis
County
Official Title:
Budget Director
Address:
351 NW NORTH ST, CHEHALIS WA 98532-1926
Civic & Statistical Snapshot
| Category | Estimate | Survey Period / Source |
|---|---|---|
| Total Population | 2,640 | 2025 |
| Median Household Income | $80,451 | 2020-2024 |
| Median Home Value | $361,700 | 2020-2024 |
| Land Area | 3.38 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).