Hermiston city, Oregon
Official LSAD Designation: Hermiston city • Census GEOID: 4133700
• Umatilla County
Hermiston city is an incorporated city in Umatilla County, Oregon. According to official records from the Census (2025), Hermiston city had an estimated population of 19,906 residents. Official Census Bureau geographic records classify this community under LSAD designation Hermiston city (GEOID 4133700).
Local Government Administration U.S. Census Bureau GMAF
City Of Hermiston
Municipal
Official Title:
Mayor
Address:
180 NE 2ND ST, HERMISTON OR 97838-1860
County Of Umatilla
County
Official Title:
Planning Department
Address:
216 SE 4TH ST, RM 104, PENDLETON OR 97801-2699
Civic & Statistical Snapshot
| Category | Estimate | Survey Period / Source |
|---|---|---|
| Total Population | 19,906 | 2025 |
| Median Household Income | $66,998 | 2020-2024 |
| Median Home Value | $266,700 | 2020-2024 |
| Land Area | 8.70 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).