King County, Washington demographics
Median household income: 106,326
Demographics, population, home values, social and economic characteristics of King County, Washington.
Population
| 2021 | 2,240,876 |
| 2020 | 2,225,064 |
| 2019 | 2,195,502 |
| 2018 | 2,163,257 |
| 2017 | 2,118,119 |
| 2016 | 2,079,550 |
| 2015 | 2,045,756 |
| 2014 | 2,008,997 |
| 2013 | 1,974,567 |
| 2012 | 1,940,777 |
| 2011 | 1,908,379 |
| 2010 | 1,879,189 |
| 2009 | 1,858,788 |
King County, WA cities
Algona city - 3,271
Ames Lake CDP - 1,264
Auburn city - 85,306
Baring CDP - 188
Beaux Arts Village town - 325
Bellevue city - 149,365
Black Diamond city - 5,002
Bothell city - 47,355
Boulevard Park CDP - 4,544
Bryn Mawr-Skyway CDP - 17,620
Burien city - 51,646
Carnation city - 2,219
Clyde Hill city - 3,118
Cottage Lake CDP - 22,779
Covington city - 20,608
Des Moines city - 32,631
Duvall city - 8,007
East Renton Highlands CDP - 12,392
Enumclaw city - 12,544
Fairwood CDP - 18,477
Fall City CDP - 2,187
Federal Way city - 99,792
Hobart CDP - 7,201
Hunts Point town - 324
Issaquah city - 39,057
Kenmore city - 23,556
Kent city - 134,890
Kirkland city - 91,656
Lake Forest Park city - 13,529
Lake Holm CDP - 3,293
Lake Marcel-Stillwater CDP - 1,465
Lake Morton-Berrydale CDP - 10,709
Lakeland North CDP - 14,161
Lakeland South CDP - 12,696
Maple Heights-Lake Desire CDP - 3,370
Maple Valley city - 27,643
Medina city - 2,928
Mercer Island city - 25,506
Milton city - 8,501
Mirrormont CDP - 4,196
Newcastle city - 12,855
Normandy Park city - 6,716
North Bend city - 7,393
Pacific city - 7,130
Ravensdale CDP - 671
Redmond city - 72,166
Renton city - 105,313
Riverbend CDP - 2,377
Sammamish city - 66,532
SeaTac city - 30,867
Seattle city - 726,054
Shadow Lake CDP - 2,200
Shoreline city - 58,213
Skykomish town - 104
Snoqualmie city - 13,718
Tukwila city - 21,545
Union Hill-Novelty Hill CDP - 23,060
Vashon CDP - 10,886
White Center CDP - 15,716
Wilderness Rim CDP - 2,270
Woodinville city - 13,247
Yarrow Point town - 1,365
Census data for King County, Washington
Demographic and housing estimates in King County, Washington
| Total population | 2,240,876 |
| Male | 1,132,224 |
| Female | 1,108,652 |
| Total population | 2,240,876 |
| Under 5 years | 125,112 |
| 5 to 9 years | 126,721 |
| 10 to 14 years | 127,726 |
| 15 to 19 years | 121,021 |
| 20 to 24 years | 131,553 |
| 25 to 34 years | 406,305 |
| 35 to 44 years | 346,600 |
| 45 to 54 years | 296,314 |
| 55 to 59 years | 138,014 |
| 60 to 64 years | 126,958 |
| 65 to 74 years | 180,428 |
| 75 to 84 years | 75,985 |
| 85 years and over | 38,139 |
| Median age (years) | 37.1 |
| Under 18 years | 452,490 |
| 16 years and over | 1,836,285 |
| 18 years and over | 1,788,386 |
| 21 years and over | 1,716,636 |
| 62 years and over | 368,965 |
| 65 years and over | 294,552 |
| Total population | 2,240,876 |
| One race | 2,049,652 |
| White | 1,356,265 |
| Black or African American | 144,474 |
| American Indian and Alaska Native | 13,687 |
| Asian | 420,434 |
| Native Hawaiian and Other Pacific Islander | 16,370 |
| Some other race | 98,422 |
| Two or more races | 191,224 |
| Citizen, VOTING AGE 18 and over population | 1,531,346 |
| Male Citizen, VOTING AGE 18 and over population | 765,794 |
| Female Citizen, VOTING AGE 18 and over population | 765,552 |
Social characteristics in King County, Washington
| Total households | 902,308 |
| Family households (families) | 427,498 |
| Married-couple family | 72,530 |
| Male householder, no wife present, family | 185,641 |
| Female householder, no husband present, family | 132,448 |
| Nonfamily households | 216,639 |
| Average household size | 208,901 |
| Average family size | 2.44 |
Economic characteristics in King County, Washington
| Total households | 902,308 |
| Less than $10,000 | 33,957 |
| $10,000 to $14,999 | 21,376 |
| $15,000 to $24,999 | 39,624 |
| $25,000 to $34,999 | 42,036 |
| $35,000 to $49,999 | 68,301 |
| $50,000 to $74,999 | 120,400 |
| $75,000 to $99,999 | 101,176 |
| $100,000 to $149,999 | 168,871 |
| $150,000 to $199,999 | 110,214 |
| $200,000 or more | 196,353 |
| Median household income (dollars) | 106,326 |
Housing characteristics in King County, Washington
| Total housing units | 957,123 |
| Occupied housing units | 902,308 |
| Vacant housing units | 54,815 |
| Total housing units | 957,123 |
| 1-unit, detached | 501,145 |
| 1-unit, attached | 48,248 |
| 2 units | 16,387 |
| 3 or 4 units | 37,496 |
| 5 to 9 units | 56,203 |
| 10 to 19 units | 65,140 |
| 20 or more units | 216,734 |
| Mobile home | 15,054 |
| Boat, RV, van, etc. | 716 |
| Total housing units | 957,123 |
| Built 2014 or later | 1,790 |
| Built 2010 to 2013 | 108,193 |
| Built 2000 to 2009 | 126,637 |
| Built 1990 to 1999 | 123,284 |
| Built 1980 to 1989 | 132,536 |
| Built 1970 to 1979 | 123,162 |
| Built 1960 to 1969 | 110,983 |
| Built 1950 to 1959 | 76,702 |
| Built 1940 to 1949 | 46,807 |
| Built 1939 or earlier | 107,029 |
| Total housing units | 957,123 |
| 1 room | 59,653 |
| 2 rooms | 68,318 |
| 3 rooms | 121,632 |
| 4 rooms | 150,980 |
| 5 rooms | 122,558 |
| 6 rooms | 118,344 |
| 7 rooms | 94,814 |
| 8 rooms | 83,931 |
| 9 rooms or more | 136,893 |
| Median rooms | 5.1 |
| Total housing units | 957,123 |
| No bedroom | 67,546 |
| 1 bedroom | 163,576 |
| 2 bedrooms | 228,854 |
| 3 bedrooms | 260,316 |
| 4 bedrooms | 179,836 |
| 5 or more bedrooms | 56,995 |
| Occupied housing units | 902,308 |
| Owner-occupied | 510,552 |
| Renter-occupied | 391,756 |
| Average household size of owner-occupied unit | 2.65 |
| Average household size of renter-occupied unit | 2.17 |
| Occupied housing units | 902,308 |
| Moved in 2017 or later | 120,056 |
| Moved in 2015 to 2016 | 310,903 |
| Moved in 2010 to 2014 | 152,955 |
| Moved in 2000 to 2009 | 161,936 |
| Moved in 1990 to 1999 | 83,075 |
| Moved in 1989 and earlier | 73,383 |
| Owner-occupied units | 510,552 |
| Less than $50,000 | 8,942 |
| $50,000 to $99,999 | 4,665 |
| $100,000 to $149,999 | 3,635 |
| $150,000 to $199,999 | 6,310 |
| $200,000 to $299,999 | 27,285 |
| $300,000 to $499,999 | 122,114 |
| $500,000 to $999,999 | 235,742 |
| $1,000,000 or more | 101,859 |
| Median (dollars) | 651,900 |
| Owner-occupied units | 510,552 |
| Housing units with a mortgage | 363,805 |
| Housing units without a mortgage | 146,747 |
| Occupied units paying rent | 382,809 |
| Less than $500 | 17,346 |
| $500 to $999 | 24,945 |
| $1,000 to $1,499 | 80,729 |
| $1,500 to $1,999 | 113,687 |
| $2,000 to $2,499 | 76,507 |
| $2,500 to $2,999 | 35,214 |
| $3,000 or more | 34,381 |
| Median (dollars) | 1,801 |
| No rent paid | 8,947 |
Demographic data for King County, WA and each city in the county. Lists of cities by population, wealth and poverty in King County, WA.