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About this map

Income inequality on a 0-to-1 scale. 0 means every household earns the same; higher means income is concentrated among fewer households. The U.S. scores about 0.48. Lower is more equal.

Source: U.S. Census Bureau, American Community Survey 5-year estimates (2020–2024).

U.S.
0.483
Washington
0.469
Rankings
Full list

Top and bottom zip codes in Washington

Zip codes with 1,000+ residents

Zip codes with the most income inequality

See all
  1. 198303Anderson Island0.679
  2. 299330Eltopia0.616
  3. 398281Point Roberts0.606
  4. 498105Seattle0.591
  5. 599201Spokane0.572
  6. 698851Soap Lake0.567
  7. 799163Pullman0.555
  8. 898831Manson0.554
  9. 998104Seattle0.550
  10. 1098250Friday Harbor0.546

Zip codes with the least income inequality

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  1. 198821Dryden0.133
  2. 298314Bremerton0.171
  3. 399321Beverly0.217
  4. 498813Bridgeport0.248
  5. 598315Silverdale0.281
  6. 698592Union0.286
  7. 799011Fairchild Air Force Base0.303
  8. 898295Sumas0.309
  9. 999110Clayton0.313
  10. 1098546Grapeview0.313

Income inequality (Gini) by county in Washington

  1. 1San Juan County0.532
  2. 2Whitman County0.520
  3. 3Pacific County0.488
  4. 4Jefferson County0.487
  5. 5King County0.483
  6. 6Adams County0.479
  7. 7Wahkiakum County0.479
  8. 8Kittitas County0.474
  9. 9Chelan County0.465
  10. 10Walla Walla County0.462
  11. 11Whatcom County0.462
  12. 12Okanogan County0.459
  13. 13Stevens County0.459
  14. 14Asotin County0.456
  15. 15Klickitat County0.453
  16. 16Spokane County0.451
  17. 17Clallam County0.451
  18. 18Lincoln County0.445
  19. 19Pend Oreille County0.445
  20. 20Grant County0.442
  21. 21Benton County0.438
  22. 22Skamania County0.436
  23. 23Grays Harbor County0.436
  24. 24Kitsap County0.433
  25. 25Snohomish County0.433
  26. 26Skagit County0.433
  27. 27Columbia County0.432
  28. 28Douglas County0.431
  29. 29Clark County0.431
  30. 30Ferry County0.428
  31. 31Cowlitz County0.425
  32. 32Yakima County0.425
  33. 33Lewis County0.424
  34. 34Franklin County0.424
  35. 35Pierce County0.423
  36. 36Island County0.420
  37. 37Garfield County0.410
  38. 38Mason County0.409
  39. 39Thurston County0.403

Questions about this map

Which zip code has the highest income inequality (gini) in Washington?

Among zip codes with at least 1,000 residents, 98303 (Anderson Island, WA) has the highest: 0.679.

Which zip code has the lowest income inequality (gini) in Washington?

98821 (Dryden, WA) has the lowest: 0.133.

What is the income inequality (gini) for the United States?

0.483; in Washington it is 0.469.

Where does this data come from?

U.S. Census Bureau, American Community Survey 5-year estimates (2020–2024). Income inequality on a 0-to-1 scale. 0 means every household earns the same; higher means income is concentrated among fewer households. The U.S. scores about 0.48. Lower is more equal.

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