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Washington counties
39 counties in Washington, sorted by population. Every county's ZIPs are included in the Washington CSV — $7.
| County | ZIP codes | Population | Median HH income | |
|---|---|---|---|---|
| King | 89 | 2.3M | $131,263 | View → |
| Pierce | 60 | 1M | $101,581 | View → |
| Snohomish | 30 | 897.3K | $117,315 | View → |
| Spokane | 48 | 576.2K | $80,607 | View → |
| Clark | 20 | 533.3K | $99,119 | View → |
| Thurston | 15 | 324.6K | $93,960 | View → |
| Kitsap | 21 | 289.2K | $107,598 | View → |
| Yakima | 22 | 272.9K | $71,428 | View → |
| Whatcom | 18 | 261.7K | $82,575 | View → |
| Benton | 12 | 250.5K | $87,238 | View → |
| Skagit | 17 | 196.2K | $90,810 | View → |
| Grant | 19 | 122.3K | $71,944 | View → |
| Cowlitz | 12 | 119.6K | $78,160 | View → |
| Franklin | 7 | 118K | $83,866 | View → |
| Lewis | 24 | 104.8K | $79,180 | View → |
| Island | 8 | 86.8K | $91,493 | View → |
| Mason | 12 | 86.4K | $85,639 | View → |
| Chelan | 14 | 81.6K | $82,921 | View → |
| Kittitas | 12 | 80.4K | $69,666 | View → |
| Grays Harbor | 21 | 79.6K | $65,938 | View → |
| Clallam | 9 | 79.1K | $69,940 | View → |
| Douglas | 12 | 75.7K | $80,505 | View → |
| Whitman | 22 | 72.7K | $58,890 | View → |
| Stevens | 21 | 69.5K | $70,345 | View → |
| Jefferson | 9 | 69.1K | $74,128 | View → |
| Walla Walla | 8 | 62.3K | $73,494 | View → |
| Okanogan | 22 | 57.4K | $65,350 | View → |
| Skamania | 8 | 41.9K | $102,483 | View → |
| San Juan | 10 | 41.8K | $92,887 | View → |
| Klickitat | 16 | 38.8K | $76,992 | View → |
| Adams | 11 | 36.3K | $67,071 | View → |
| Pend Oreille | 8 | 33.6K | $71,107 | View → |
| Pacific | 14 | 27.7K | $67,060 | View → |
| Garfield | 2 | 23.3K | $70,717 | View → |
| Asotin | 3 | 22.5K | $71,767 | View → |
| Lincoln | 16 | 17.7K | $68,909 | View → |
| Ferry | 9 | 11.9K | $57,920 | View → |
| Columbia | 5 | 9.9K | $75,020 | View → |
| Wahkiakum | 5 | 5.9K | $62,095 | View → |