Arlington city, Washington
Official LSAD Designation: Arlington city • Census GEOID: 5302585
• Snohomish County
Arlington city is an incorporated city in Snohomish County, Washington. According to official records from the Census (2025), Arlington city had an estimated population of 22,031 residents. Official Census Bureau geographic records classify this community under LSAD designation Arlington city (GEOID 5302585).
Local Government Administration U.S. Census Bureau GMAF
City Of Arlington
Municipal
Official Title:
City Of Arlington Community & Economic Dev
Address:
18204 59TH DR, 238 N OLYMPIC AVE, ARLINGTON WA 98223-1337
County Of Snohomish
County
Official Title:
Executive Management Analyst
Address:
3000 ROCKEFELLER AVENUE, MS 407, EVERETT WA 98201-4060
Civic & Statistical Snapshot
| Category | Estimate | Survey Period / Source |
|---|---|---|
| Total Population | 22,031 | 2025 |
| Median Household Income | $88,231 | 2020-2024 |
| Median Home Value | $538,800 | 2020-2024 |
| Land Area | 9.97 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).