Des Moines city, Washington
Official LSAD Designation: Des Moines city • Census GEOID: 5317635
• King County
Des Moines city is an incorporated city in King County, Washington. According to official records from the Census (2025), Des Moines city had an estimated population of 33,032 residents. Official Census Bureau geographic records classify this community under LSAD designation Des Moines city (GEOID 5317635).
Local Government Administration U.S. Census Bureau GMAF
City Of Des Moines
Municipal
Official Title:
City Manager
Address:
21630 11TH AVE S, STE A, DES MOINES WA 98198-6338
County Of King
County
Official Title:
Demographer
Address:
401 5TH AVE, STE 800, SEATTLE WA 98104-2391
Civic & Statistical Snapshot
| Category | Estimate | Survey Period / Source |
|---|---|---|
| Total Population | 33,032 | 2025 |
| Median Household Income | $92,483 | 2020-2024 |
| Median Home Value | $597,000 | 2020-2024 |
| Land Area | 6.41 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).