| ZIP Codes: | 25 ZIP Codes (19 Standard, 6 PO Box, 0 Unique) [See All] |
| Area Code: | 509 |
| Timezone: | Pacific (GMT -08:00) |
| Local Time: | 2:14:17 PM |
| Population: | 258,099 [See All] |
| FIPS: | 53077 |
| CBSA: | Yakima, WA |
| Land Area: | 4,022 sq mi |
| Water Area: | 23 sq mi |
| Coordinates: | 46.4891, -120.4541 |
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258,099 residents live across 25 ZIPs covering 4,022 sq mi, served by 19 distinct USPS-recognized cities.
Population moved from 247,565 to 258,099 from 2014 to 2024 — a +4.3% change. 12 ZIPs gained residents, 9 lost.
The county's wealthiest ZIP 98936 (Moxee, $99,280 median) and poorest ZIP 98938 (Outlook, $46,022) are 11.3 miles apart — a 2.2× income gap across local geography.
Median home values vary 3.8× across this county — from $102,300 in 98952 (White Swan) to $383,900 in 98908 (Yakima).
Density varies 1785× across the county — from 3 people/sq mi in 98952 (White Swan) to 5,104 in 98902 (Yakima).
Educational attainment ranges from 6.4% bachelor's+ in 98935 (Mabton) to 33.1% in 98908 (Yakima) — the breadth of educational profiles across the area.
Within Washington, this is the #8 most populous of 39 counties and ranks #26 for median household income .
Weighted by population, the typical household earns about $70,561 across the county — reflecting what a typical resident sees, not a simple ZIP average.
19.1% of adults age 25+ hold a bachelor's degree or higher (30,334 of 158,829 reporting).
19 Standard delivery, 6 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 |
|---|---|---|---|---|---|---|
| 98902 | Yakima | Standard | 46,492 | $63,092 | 9.1 | -0.9% |
| 98908 | Yakima | Standard | 38,060 | $84,197 | 86.1 | 5.9% |
| 98901 | Yakima | Standard | 31,366 | $57,392 | 471.8 | 5.3% |
| 98944 | Sunnyside | Standard | 22,817 | $64,276 | 207.2 | 0.5% |
| 98903 | Yakima | Standard | 19,445 | $75,343 | 254.3 | 26.8% |
| 98942 | Selah | Standard | 18,871 | $84,646 | 216.9 | 12.8% |
| 98930 | Grandview | Standard | 15,730 | $64,583 | 54.7 | -6.9% |
| 98948 | Toppenish | Standard | 12,638 | $65,759 | 297.9 | -3.3% |
| 98951 | Wapato | Standard | 12,581 | $63,356 | 153.1 | -8.9% |
| 98936 | Moxee | Standard | 8,744 | $99,280 | 140.7 | 57.2% |
| 98953 | Zillah | Standard | 7,166 | $84,766 | 61.2 | 0.7% |
| 98932 | Granger | Standard | 5,742 | $71,806 | 34.3 | 15.2% |
| 98937 | Naches | Standard | 4,833 | $77,143 | 954.5 | 25.9% |
| 98935 | Mabton | Standard | 4,289 | $61,316 | 239.3 | 29.8% |
| 98947 | Tieton | Standard | 3,255 | $75,057 | 46.4 | 7.2% |
| 98952 | White Swan | Standard | 2,015 | $50,417 | 704.9 | -12.1% |
| 98938 | Outlook | Standard | 1,591 | $46,022 | 38.0 | -38.6% |
| 98933 | Harrah | Standard | 1,230 | $75,972 | 25.0 | -5.1% |
| 98923 | Cowiche | Standard | 994 | $47,776 | 26.5 | -5.6% |
| 98921 | Buena | PO Box | 124 | — | 0.1 | -89.9% |
| 98939 | Parker | PO Box | 116 | — | 0.3 | 24.7% |
| 98907 | Yakima | PO Box | — | — | 0.0 | — |
| 98920 | Brownstown | PO Box | — | — | 0.2 | — |
| 98909 | Yakima | PO Box | — | — | 0.0 | — |
| 98904 | Yakima | PO Box | — | — | 0.0 | — |