| ZIP Codes: | 37 ZIP Codes (34 Standard, 3 PO Box, 0 Unique) [See All] |
| Area Codes: | 458 / 541 |
| Timezone: | Pacific (GMT -08:00) |
| Local Time: | 2:13:28 PM |
| Population: | 384,495 [See All] |
| FIPS: | 41039 |
| CBSA: | Eugene-Springfield, OR |
| Land Area: | 4,465 sq mi |
| Water Area: | 61 sq mi |
| Coordinates: | 44.0139, -123.1152 |
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384,495 residents live across 37 ZIPs covering 4,465 sq mi, served by 29 distinct USPS-recognized cities.
Population moved from 355,348 to 384,495 from 2014 to 2024 — a +8.2% change. 26 ZIPs gained residents, 8 lost.
The county's wealthiest ZIP 97438 (Fall Creek, $125,156 median) and poorest ZIP 97463 (Oakridge, $41,734) are 23.4 miles apart — a 3.0× income gap across local geography.
Median home values vary 3.0× across this county — from $253,700 in 97463 (Oakridge) to $759,700 in 97455 (Pleasant Hill).
Density varies 702× across the county — from 8 people/sq mi in 97438 (Fall Creek) to 5,294 in 97401 (Eugene).
Most of the decade's growth concentrated around Eugene — top growth ZIPs averaged +28.2% over the past ten years ( 97408 , 97438 and 97403 ).
Educational attainment ranges from 14.0% bachelor's+ in 97437 (Elmira) to 59.2% in 97403 (Eugene) — the breadth of educational profiles across the area.
Within Oregon, this is the #4 most populous of 38 counties and ranks #16 for median household income with the #18 fastest decade growth .
Weighted by population, the typical household earns about $73,151 across the county — reflecting what a typical resident sees, not a simple ZIP average.
34.0% of adults age 25+ hold a bachelor's degree or higher (91,113 of 268,097 reporting). The most-educated ZIPs cluster around Eugene.
34 Standard delivery, 3 PO Box only, 0 single-entity Unique ZIPs serve this county.
A frontier county — vast land area with only a few residents per square mile. Daily life looks very different here than in the country's denser counties.
| ZIP | City | Type | Population | Median Income | Area (sq mi) | 10-yr Growth |
|---|---|---|---|---|---|---|
| 97402 | Eugene | Standard | 53,823 | $57,658 | 74.7 | 5.9% |
| 97401 | Eugene | Standard | 49,437 | $52,022 | 9.3 | 22.3% |
| 97405 | Eugene | Standard | 46,933 | $95,170 | 127.0 | 3.1% |
| 97478 | Springfield | Standard | 39,373 | $80,086 | 189.6 | 3.1% |
| 97477 | Springfield | Standard | 37,534 | $65,662 | 12.6 | 1.9% |
| 97404 | Eugene | Standard | 34,244 | $86,776 | 9.7 | 3.9% |
| 97424 | Cottage Grove | Standard | 18,357 | $79,688 | 314.5 | 3.3% |
| 97439 | Florence | Standard | 16,025 | $61,982 | 173.0 | 12.0% |
| 97408 | Eugene | Standard | 15,420 | $104,945 | 47.1 | 31.6% |
| 97403 | Eugene | Standard | 15,355 | $45,417 | 4.1 | 23.9% |
| 97448 | Junction City | Standard | 14,323 | $81,029 | 142.6 | 16.4% |
| 97426 | Creswell | Standard | 10,186 | $90,125 | 78.0 | 6.0% |
| 97487 | Veneta | Standard | 8,498 | $65,625 | 99.8 | 4.6% |
| 97463 | Oakridge | Standard | 3,652 | $41,734 | 436.6 | -2.1% |
| 97437 | Elmira | Standard | 2,632 | $95,129 | 24.5 | 5.2% |
| 97455 | Pleasant Hill | Standard | 2,461 | $118,456 | 25.9 | -3.6% |
| 97431 | Dexter | Standard | 2,366 | $60,714 | 58.8 | 0.6% |
| 97452 | Lowell | Standard | 1,703 | $97,669 | 75.0 | 2.2% |
| 97438 | Fall Creek | Standard | 1,311 | $125,156 | 173.9 | 29.2% |
| 97454 | Marcola | Standard | 1,168 | $88,700 | 76.9 | -22.5% |
| 97419 | Cheshire | Standard | 1,123 | $80,234 | 31.6 | -10.0% |
| 97492 | Westfir | Standard | 981 | — | 151.6 | 47.1% |
| 97453 | Mapleton | Standard | 965 | $56,417 | 138.4 | 32.0% |
| 97434 | Dorena | Standard | 890 | $55,500 | 192.9 | 10.3% |
| 97489 | Walterville | Standard | 821 | $87,232 | 42.4 | 27.1% |
| 97413 | Blue River | Standard | 818 | $63,558 | 848.8 | -17.0% |
| 97412 | Blachly | Standard | 744 | $75,972 | 74.6 | 49.1% |
| 97488 | Vida | Standard | 604 | $85,688 | 324.2 | -44.9% |
| 97461 | Noti | Standard | 604 | $106,845 | 44.6 | -17.6% |
| 97451 | Lorane | Standard | 531 | $69,028 | 77.0 | 63.9% |
| 97493 | Westlake | Standard | 491 | $51,116 | 68.8 | 118.2% |
| 97490 | Walton | Standard | 460 | $109,375 | 163.4 | 24.0% |
| 97430 | Deadwood | Standard | 367 | $57,262 | 79.8 | 7.0% |
| 97480 | Swisshome | Standard | 295 | $67,045 | 73.5 | -13.5% |
| 97409 | Alvadore | PO Box | — | — | 0.0 | — |
| 97475 | Springfield | PO Box | — | — | 0.0 | — |
| 97440 | Eugene | PO Box | — | — | 0.0 | — |