Washington County, Oregon ZIP codes
31 ZIP codes are in Washington County, plus 9 that cross in from neighboring counties. It's part of the Portland-Vancouver-Hillsboro, OR-WA metro area.
- ZIP codes
- 31
- Population in these ZIPs
- 617,052
- Avg. median income
- $112,400population-weighted
- Cities & towns
- 14
Click anywhere on the map to see which ZIP code it's in.
ZIP codes in Washington County
| ZIP code | City | Population | Median income | Typical home value |
|---|---|---|---|---|
| 97003 | Beaverton | 27,811 | $99,072 | $476,900 |
| 97005 | Beaverton | 28,311 | $78,239 | $479,400 |
| 97006 | Beaverton | 46,463 | $104,790 | $487,800 |
| 97007 | Beaverton | 47,895 | $123,533 | $585,900 |
| 97008 | Beaverton | 28,611 | $96,116 | $554,800 |
| 97062 | Tualatin | 28,930 | $105,407 | $626,900 |
| 97075 PO Box | Beaverton | — | — | — |
| 97076 PO Box | Beaverton | — | — | — |
| 97077 PO Box | Beaverton | — | — | — |
| 97078 | Beaverton | 25,662 | $90,606 | $485,500 |
| 97079 PO Box | Beaverton | — | — | — |
| 97106 | Banks | 4,855 | $104,250 | $619,700 |
| 97109 | Buxton | 730 | $150,893 | $739,400 |
| 97113 | Cornelius | 16,268 | $96,859 | $476,900 |
| 97116 | Forest Grove | 29,800 | $92,613 | $518,200 |
| 97117 | Gales Creek | 982 | $121,818 | $598,800 |
| 97119 | Gaston | 5,233 | $115,515 | $641,500 |
| 97123 | Hillsboro | 48,410 | $109,985 | $514,900 |
| 97124 | Hillsboro | 54,357 | $110,067 | $528,000 |
| 97125 | Manning | 248 | $250,001 | $1,166,700 |
| 97129 PO Box | Hillsboro | — | — | — |
| 97133 | North Plains | 5,416 | $133,167 | $558,300 |
| 97140 | Sherwood | 27,933 | $123,228 | $620,700 |
| 97144 | Timber | 66 | — | — |
| 97223 | Portland | 50,527 | $106,757 | $581,900 |
| 97224 | Portland | 36,569 | $98,125 | $599,900 |
| 97225 | Portland | 25,869 | $114,598 | $734,000 |
| 97229 | Portland | 76,106 | $161,570 | $723,200 |
| 97281 PO Box | Portland | — | — | — |
| 97291 PO Box | Portland | — | — | — |
| 97298 PO Box | Portland | — | — | — |
ZIP codes partly in Washington County
These ZIP codes are mostly in a neighboring county but cover part of Washington County.
| ZIP code | City | County | Population | Median income | Typical home value |
|---|---|---|---|---|---|
| 97035 | Lake Oswego | Clackamas County | 25,911 | $130,603 | $724,200 |
| 97056 | Scappoose | Columbia County | 12,795 | $94,209 | $480,800 |
| 97064 | Vernonia | Columbia County | 3,855 | $67,317 | $385,900 |
| 97070 | Wilsonville | Clackamas County | 26,902 | $97,429 | $620,300 |
| 97132 | Newberg | Yamhill County | 32,486 | $96,493 | $528,500 |
| 97210 | Portland | Multnomah County | 11,324 | $93,621 | $683,100 |
| 97219 | Portland | Multnomah County | 42,430 | $121,306 | $627,500 |
| 97221 | Portland | Multnomah County | 12,915 | $145,671 | $745,900 |
| 97231 | Portland | Multnomah County | 4,308 | $137,527 | $686,700 |
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 and towns in Washington County
Nearby counties
Frequently asked questions
How many ZIP codes are in Washington County, Oregon?
31 ZIP codes are mainly in Washington County, and 9 more ZIP codes from neighboring areas reach partly into it.
What cities are in Washington County?
ZIP codes in Washington County use the city names Banks, Beaverton, Buxton, Cornelius, Forest Grove, Gales Creek, Gaston, Hillsboro, Manning, North Plains, Portland and Sherwood and others.
What metro area is Washington County in?
Washington County is part of the Portland-Vancouver-Hillsboro, OR-WA metropolitan statistical area.