Data / Rankings / Median household income / Counties in Washington

Counties in Washington by median household income

King County had the highest median household income of 39 counties in 2021, at $106,326. Whitman County had the lowest, at $43,613. The median was $64,079 and the figure for Washington was $82,400. Source: the U.S. Census Bureau.

Highest106,326King County
Lowest43,613Whitman County
Median64,07939 counties
Washington82,400History

All counties, 2021

CSVChart (SVG)

King CountyKing County: 106,326 USD106,326Snohomish CountySnohomish County: 95,618 USD95,618Kitsap CountyKitsap County: 84,600 USD84,600Clark CountyClark County: 82,719 USD82,719Pierce CountyPierce County: 82,574 USD82,574Thurston CountyThurston County: 81,501 USD81,501Benton CountyBenton County: 76,612 USD76,612Island CountyIsland County: 75,628 USD75,628Skamania CountySkamania County: 75,565 USD75,565Skagit CountySkagit County: 75,308 USD75,308Franklin CountyFranklin County: 72,452 USD72,452Whatcom CountyWhatcom County: 70,011 USD70,011Douglas CountyDouglas County: 68,979 USD68,979San Juan CountySan Juan County: 68,577 USD68,577Mason CountyMason County: 66,325 USD66,325Chelan CountyChelan County: 64,895 USD64,895Columbia CountyColumbia County: 64,688 USD64,688Cowlitz CountyCowlitz County: 64,506 USD64,506Kittitas CountyKittitas County: 64,134 USD64,134Spokane CountySpokane County: 64,079 USD64,079Walla Walla CountyWalla Walla County: 63,686 USD63,686Grant CountyGrant County: 63,566 USD63,566Lincoln CountyLincoln County: 62,810 USD62,810Lewis CountyLewis County: 60,581 USD60,581Clallam CountyClallam County: 60,044 USD60,044Jefferson CountyJefferson County: 59,968 USD59,968Klickitat CountyKlickitat County: 59,583 USD59,583Pend Oreille CountyPend Oreille County: 59,134 USD59,134Yakima CountyYakima County: 58,380 USD58,380Asotin CountyAsotin County: 57,263 USD57,263Stevens CountyStevens County: 57,206 USD57,206Pacific CountyPacific County: 54,598 USD54,598Adams CountyAdams County: 54,573 USD54,573Wahkiakum CountyWahkiakum County: 54,422 USD54,422Grays Harbor CountyGrays Harbor County: 53,615 USD53,615Okanogan CountyOkanogan County: 51,992 USD51,992Garfield CountyGarfield County: 50,625 USD50,625Ferry CountyFerry County: 45,907 USD45,907Whitman CountyWhitman County: 43,613 USD43,613
USD. Source: U.S. Census Bureau. Retrieved 2026-10-08.

Full ranking

RankCounties2021
USD
1King County106,326
2Snohomish County95,618
3Kitsap County84,600
4Clark County82,719
5Pierce County82,574
6Thurston County81,501
7Benton County76,612
8Island County75,628
9Skamania County75,565
10Skagit County75,308
11Franklin County72,452
12Whatcom County70,011
13Douglas County68,979
14San Juan County68,577
15Mason County66,325
16Chelan County64,895
17Columbia County64,688
18Cowlitz County64,506
19Kittitas County64,134
20Spokane County64,079
21Walla Walla County63,686
22Grant County63,566
23Lincoln County62,810
24Lewis County60,581
25Clallam County60,044
26Jefferson County59,968
27Klickitat County59,583
28Pend Oreille County59,134
29Yakima County58,380
30Asotin County57,263
31Stevens County57,206
32Pacific County54,598
33Adams County54,573
34Wahkiakum County54,422
35Grays Harbor County53,615
36Okanogan County51,992
37Garfield County50,625
38Ferry County45,907
39Whitman County43,613

Other periods

About this ranking

Household income in the past 12 months at the middle of the distribution, in US dollars adjusted to the last year of the period. United States: American Community Survey five-year estimate, where the period shown is the last year of the five-year span.

US dollars. For Spanish places use net_income_per_household (average, EUR).

Every value in the ranking comes from the same publisher and the same period, so the counties are compared on one definition. Equal values share a rank.

How to cite

U.S. Census Bureau. American Community Survey 5-year estimates, table B19013: median household income in the past 12 months. https://www2.census.gov/programs-surveys/acs/summary_file/2021/table-based-SF/data/5YRData/acsdt5y2021-b19013.dat. Retrieved 2026-10-08.

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Questions

Which county has the highest median household income?

King County, with $106,326 in 2021, according to the U.S. Census Bureau.

Which county has the lowest median household income?

Whitman County, with $43,613 in 2021.

Where does this ranking come from?

Every value comes from one source and one period, so the places are comparable: U.S. Census Bureau, American Community Survey 5-year estimates, table B19013: median household income in the past 12 months. Retrieved 2026-10-08.

Median household income: other rankings

Counties in Washington: more rankings