Hermiston-Pendleton, OR micro area ZIP codes
The Hermiston-Pendleton, OR micropolitan statistical area (CBSA 25840) covers 2 counties in Oregon and 18 ZIP codes.
- ZIP codes
- 18
- Population
- 92,231
- Avg. median income
- $69,200population-weighted
- Counties
- 2
Click anywhere on the map to see which ZIP code it's in.
Counties in the Hermiston-Pendleton, OR area
- Morrow County, OR
- Umatilla County, OR (central)
ZIP codes in the Hermiston-Pendleton, OR area
| ZIP code | City | County | Population | Median income | Typical home value |
|---|---|---|---|---|---|
| 97801 | Pendleton | Umatilla County | 21,575 | $71,639 | $299,400 |
| 97810 | Adams | Umatilla County | 759 | $68,654 | $368,700 |
| 97813 | Athena | Umatilla County | 1,508 | $75,700 | $285,700 |
| 97818 | Boardman | Morrow County | 5,610 | $61,523 | $331,500 |
| 97826 | Echo | Umatilla County | 1,178 | $58,750 | $314,500 |
| 97835 | Helix | Umatilla County | 608 | $132,292 | $232,600 |
| 97836 | Heppner | Morrow County | 1,998 | $88,591 | $249,200 |
| 97838 | Hermiston | Umatilla County | 28,512 | $69,599 | $345,800 |
| 97839 | Lexington | Morrow County | 116 | $40,568 | $211,400 |
| 97843 | Ione | Morrow County | 805 | $104,435 | $221,500 |
| 97844 | Irrigon | Morrow County | 3,701 | $76,090 | $305,400 |
| 97859 | Meacham | Umatilla County | 95 | $61,250 | $173,300 |
| 97862 | Milton Freewater | Umatilla County | 12,313 | $54,786 | $309,700 |
| 97868 | Pilot Rock | Umatilla County | 1,598 | $91,813 | $245,500 |
| 97875 | Stanfield | Umatilla County | 2,410 | $57,451 | $290,200 |
| 97880 | Ukiah | Umatilla County | 248 | — | — |
| 97882 | Umatilla | Umatilla County | 7,976 | $69,223 | $295,000 |
| 97886 | Weston | Umatilla County | 1,221 | $92,955 | $274,300 |
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
Frequently asked questions
How many ZIP codes are in the Hermiston-Pendleton, OR micro area?
18 ZIP codes, based on each ZIP code's main county.
Which counties make up the Hermiston-Pendleton, OR area?
Morrow County and Umatilla County.
What is an MSA?
A metropolitan statistical area (MSA) is a core city of 50,000+ people plus the surrounding counties tied to it by commuting, as defined by the U.S. Office of Management and Budget. Micropolitan areas have a core of 10,000–50,000. Together they are called core-based statistical areas (CBSAs).