| ZIP Codes: | 31 ZIP Codes (24 Standard, 5 PO Box, 2 Unique) [See All] |
| Area Codes: | 503 / 971 |
| Timezone: | Pacific (GMT -08:00) |
| Local Time: | 2:13:29 PM |
| Population: | 617,052 [See All] |
| FIPS: | 41067 |
| CBSA: | Portland-Vancouver-Hillsboro, OR-WA |
| Land Area: | 769 sq mi |
| Water Area: | 2 sq mi |
| Coordinates: | 45.5264, -122.9273 |
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617,052 residents live across 31 ZIPs covering 769 sq mi, served by 14 distinct USPS-recognized cities.
Population moved from 559,488 to 563,579 from 2014 to 2024 — a +0.7% change. 15 ZIPs gained residents, 6 lost.
The county's wealthiest ZIP 97229 (Portland, $161,570 median) and poorest ZIP 97005 (Beaverton, $78,239) are 4.0 miles apart — a 2.1× income gap across local geography.
Median home values vary 1.7× across this county — from $465,400 in 97113 (Cornelius) to $782,100 in 97229 (Portland).
Density varies 169× across the county — from 38 people/sq mi in 97119 (Gaston) to 6,486 in 97006 (Beaverton).
Educational attainment ranges from 21.9% bachelor's+ in 97113 (Cornelius) to 69.5% in 97229 (Portland) — the breadth of educational profiles across the area.
Within Oregon, this is the #2 most populous of 38 counties and ranks #2 for median household income with the #8 fastest decade growth .
Weighted by population, the typical household earns about $112,373 across the county — reflecting what a typical resident sees, not a simple ZIP average.
48.1% of adults age 25+ hold a bachelor's degree or higher (209,574 of 435,556 reporting). The most-educated ZIPs cluster around Portland.
24 Standard delivery, 5 PO Box only, 2 single-entity Unique ZIPs serve this county.
| ZIP | City | Type | Population | Median Income | Area (sq mi) | 10-yr Growth |
|---|---|---|---|---|---|---|
| 97229 | Portland | Standard | 76,106 | $161,570 | 19.6 | 25.4% |
| 97124 | Hillsboro | Standard | 54,357 | $110,067 | 44.0 | 10.1% |
| 97223 | Portland | Standard | 50,527 | $106,757 | 11.0 | 8.6% |
| 97123 | Hillsboro | Standard | 48,410 | $109,985 | 56.9 | 6.0% |
| 97007 | Beaverton | Standard | 47,895 | $123,533 | 17.6 | -31.8% |
| 97006 | Beaverton | Standard | 46,463 | $104,790 | 7.2 | -30.7% |
| 97224 | Portland | Standard | 36,569 | $98,125 | 9.0 | 12.4% |
| 97116 | Forest Grove | Standard | 29,800 | $92,613 | 76.4 | 17.6% |
| 97062 | Tualatin | Standard | 28,930 | $105,407 | 14.1 | 5.3% |
| 97008 | Beaverton | Standard | 28,611 | $96,116 | 5.3 | -3.5% |
| 97005 | Beaverton | Standard | 28,311 | $78,239 | 5.4 | 10.9% |
| 97140 | Sherwood | Standard | 27,933 | $123,228 | 44.0 | 14.1% |
| 97003 | Beaverton | Standard | 27,811 | $99,072 | 4.6 | — |
| 97225 | Portland | Standard | 25,869 | $114,598 | 6.7 | -1.0% |
| 97078 | Beaverton | Standard | 25,662 | $90,606 | 6.3 | — |
| 97113 | Cornelius | Standard | 16,268 | $96,859 | 35.6 | 15.8% |
| 97133 | North Plains | Standard | 5,416 | $133,167 | 64.2 | 24.9% |
| 97119 | Gaston | Standard | 5,233 | $115,515 | 136.4 | 15.8% |
| 97106 | Banks | Standard | 4,855 | $104,250 | 50.5 | 6.7% |
| 97117 | Gales Creek | Standard | 982 | $121,818 | 56.3 | 100.0% |
| 97109 | Buxton | Standard | 730 | $150,893 | 41.5 | -1.9% |
| 97125 | Manning | Standard | 248 | $250,001 | 6.2 | 181.8% |
| 97144 | Timber | Standard | 66 | — | 49.7 | -48.4% |
| 97129 | Hillsboro | Standard | — | — | 0.0 | — |
| 97291 | Portland | PO Box | — | — | 0.0 | — |
| 97281 | Portland | PO Box | — | — | 0.0 | — |
| 97298 | Portland | PO Box | — | — | 0.0 | — |
| 97079 | Beaverton | Unique | — | — | 0.0 | — |
| 97075 | Beaverton | PO Box | — | — | 0.0 | — |
| 97076 | Beaverton | PO Box | — | — | 0.0 | — |
| 97077 | Beaverton | Unique | — | — | 0.0 | — |