Washington · United States
ZIP codes by county — Washington
39 counties
| County | FIPS | Population | Median household income |
|---|---|---|---|
| Adams County | 53001 | 20,690 | $65,042 |
| Asotin County | 53003 | 22,424 | $69,107 |
| Benton County | 53005 | 210,224 | $87,316 |
| Chelan County | 53007 | 79,518 | $78,306 |
| Clallam County | 53009 | 77,593 | $67,999 |
| Clark County | 53011 | 510,516 | $94,948 |
| Columbia County | 53013 | 3,996 | $71,528 |
| Cowlitz County | 53015 | 111,539 | $72,932 |
| Douglas County | 53017 | 43,733 | $80,374 |
| Ferry County | 53019 | 7,326 | $54,650 |
| Franklin County | 53021 | 97,676 | $82,755 |
| Garfield County | 53023 | 2,326 | $62,411 |
| Grant County | 53025 | 100,428 | $71,115 |
| Grays Harbor County | 53027 | 76,397 | $63,539 |
| Island County | 53029 | 86,747 | $88,358 |
| Jefferson County | 53031 | 33,313 | $71,143 |
| King County | 53033 | 2,262,713 | $122,148 |
| Kitsap County | 53035 | 276,581 | $98,546 |
| Kittitas County | 53037 | 44,736 | $69,928 |
| Klickitat County | 53039 | 23,082 | $70,400 |
| Lewis County | 53041 | 83,925 | $69,690 |
| Lincoln County | 53043 | 11,271 | $71,227 |
| Mason County | 53045 | 66,968 | $78,359 |
| Okanogan County | 53047 | 42,811 | $60,293 |
| Pacific County | 53049 | 23,750 | $62,350 |
| Pend Oreille County | 53051 | 13,811 | $63,750 |
| Pierce County | 53053 | 924,106 | $96,632 |
| San Juan County | 53055 | 18,266 | $83,682 |
| Skagit County | 53057 | 130,407 | $85,474 |
| Skamania County | 53059 | 12,276 | $90,085 |
| Snohomish County | 53061 | 834,648 | $107,982 |
| Spokane County | 53063 | 544,323 | $73,513 |
| Stevens County | 53065 | 47,470 | $67,405 |
| Thurston County | 53067 | 296,640 | $93,985 |
| Wahkiakum County | 53069 | 4,573 | $57,091 |
| Walla Walla County | 53071 | 62,102 | $72,212 |
| Whatcom County | 53073 | 228,432 | $80,989 |
| Whitman County | 53075 | 47,042 | $52,893 |
| Yakima County | 53077 | 256,605 | $68,015 |
County figures are Census county-level values (ACS 5-year); the ZIP list shows the ZIPs whose primary county this is — a ZIP on a border can also serve neighbouring counties. Sources: U.S. Census Bureau.