Cathlamet town, Washington
Official LSAD Designation: Cathlamet town • Census GEOID: 5310635
• Wahkiakum County
Cathlamet town is an incorporated town in Wahkiakum County, Washington. According to official records from the Census (2025), Cathlamet town had an estimated population of 610 residents. Official Census Bureau geographic records classify this community under LSAD designation Cathlamet town (GEOID 5310635).
Local Government Administration U.S. Census Bureau GMAF
Town Of Cathlamet
Municipal
Official Title:
Mayor
Address:
375 2ND ST, CATHLAMET WA 98612-0068
County Of Wahkiakum
County
Official Title:
Commissioner
Address:
PO BOX 586, CATHLAMET WA 98612-0586
Civic & Statistical Snapshot
| Category | Estimate | Survey Period / Source |
|---|---|---|
| Total Population | 610 | 2025 |
| Median Household Income | $70,250 | 2020-2024 |
| Median Home Value | $387,500 | 2020-2024 |
| Land Area | 0.51 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).