Zillah city, Washington
Official LSAD Designation: Zillah city • Census GEOID: 5380500
• Yakima County
Zillah city is an incorporated city in Yakima County, Washington. According to official records from the Census (2025), Zillah city had an estimated population of 3,111 residents. Official Census Bureau geographic records classify this community under LSAD designation Zillah city (GEOID 5380500).
Local Government Administration U.S. Census Bureau GMAF
City Of Zillah
Municipal
Official Title:
Mayor
Address:
PO BOX 475, ZILLAH WA 98953-0475
County Of Yakima
County
Official Title:
Chairperson
Address:
128 N 2ND ST, RM 232, YAKIMA WA 98901-2639
Civic & Statistical Snapshot
| Category | Estimate | Survey Period / Source |
|---|---|---|
| Total Population | 3,111 | 2025 |
| Median Household Income | $75,000 | 2020-2024 |
| Median Home Value | $334,800 | 2020-2024 |
| Land Area | 1.82 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).