Hermiston, OR ZIP code
The ZIP code for Hermiston, Oregon is 97838. It is in Umatilla County.
- Population in these ZIPs
- 28,512
- Avg. median income
- $69,600population-weighted
- Typical home value
- $345,800population-weighted
- Metro area
- Hermiston-Pendleton, OR
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Hermiston, OR ZIP code list
| ZIP code | Population | Median income | Typical home value |
|---|---|---|---|
| 97838 | 28,512 | $69,599 | $345,800 |
Population and median household income: ACS 2020–2024 5-year estimates. Typical home value: Zillow Home Value Index (September 2026) where available, otherwise the ACS median owner-reported value. "PO Box" marks ZIP codes with no delivery area of their own. Methodology
Cities near Hermiston
Frequently asked questions
What is the ZIP code for Hermiston, OR?
The ZIP code for Hermiston, OR is 97838.
What county is Hermiston, Oregon in?
Hermiston ZIP codes are in Umatilla County.