King County, Washington
According to 2000 Census Bureau, there were 1737034 people, 710916 households, and 419959 families living in the county. The population density was 817 people per square mile (315.45/kmē), it is Washington's most densely populated county. There were 742237 housing units at an average density of 349.1 per square mile (134.79/kmē). It has an average household size was 2.39 persons, and the average family size was 3.03 persons. In the county the population was spread out, with 22.5% under the age of 18, 9.3% from 18 to 24, 34.7% from 25 to 44, 23.1% from 45 to 64, and 10.5% who were 65 or older. For every 100 females there were 99.1 males. For every 100 females age 18 and over, there were 97.3 males. Its population in July 2008 was estimated to be about 1875519, The racial or ethnic makeup of the county was 1412973 White, 116967 Black or African American, 18221 American Indian, 251811 Asian, 11876 Native Hawaiian, and 63671 from two or more races.
The median income for a household in the county was $53157, it would be the highest county by median household income in the U.S. state of Washington. The median income for a family in the county was $66035, making it the wealthiest county by median family income among the Washington. The per capita income for the county was $29521, making it the second wealthiest county by per capita income among the Washington.
In 2000, 444560 pupils and students, of which 50.27% are male and 49.73% are female, 25.59% of the total population, are in the education system. Of which, percentage of enrollment student are in, 7.01% nursery or pri school, 4.85% kindergarten, 40.24% elementary school, 19.66% high school and 28.25% College graduate school.
| Rank | City | County | Total Area mi2 | Land Area mi2 | Water Area mi2 | Population | Density mi2 | Per capita Income | House hold Income |
|---|---|---|---|---|---|---|---|---|---|
| 1 | Algona City | King County | 1.35 | 1.35 | 0 | 2460 | 1827.6 | 19734 | 50833 |
| 2 | Ames Lake Cdp | King County | 1.8 | 1.68 | 0.12 | 1435 | 854 | 49863 | 93224 |
| 3 | Auburn City | King County, Pierce County | 21.27 | 21.26 | 0.01 | 40314 | 1895.9 | 19630 | 39208 |
| 4 | Baring Cdp | King County | 1.78 | 1.68 | 0.1 | 233 | 139 | 22571 | 40875 |
| 5 | Beaux Arts Village Town | King County | 0.18 | 0.09 | 0.08 | 307 | 3281.9 | 56496 | 96916 |
| 6 | Bellevue City | King County | 33.9 | 30.75 | 3.15 | 109569 | 3563.6 | 36905 | 62338 |
| 7 | Black Diamond City | King County | 5.88 | 5.37 | 0.51 | 3970 | 739.5 | 26936 | 67092 |
| 8 | Bothell City | King County, Snohomish County | 12.05 | 12.05 | 0 | 30150 | 2501.5 | 26483 | 59264 |
| 9 | Bryn Mawr-skyway Cdp | King County | 3.34 | 3.17 | 0.17 | 13977 | 4408.1 | 23294 | 47385 |
| 10 | Burien City | King County | 13.22 | 7.44 | 5.79 | 31881 | 4287 | 23737 | 41577 |
| 11 | Carnation City | King County | 1.1 | 1.1 | 0 | 1893 | 1728.4 | 21907 | 60156 |
| 12 | Cascade-fairwood Cdp | King County | 8.87 | 8.87 | 0 | 34580 | 3898.6 | 25752 | 57996 |
| 13 | Clyde Hill City | King County | 1.06 | 1.06 | 0 | 2890 | 2732.2 | 78252 | 132468 |
| 14 | Cottage Lake Cdp | King County | 22.95 | 22.81 | 0.14 | 24330 | 1066.5 | 39763 | 92388 |
| 15 | Covington City | King County | 5.8 | 5.77 | 0.04 | 13783 | 2389.8 | 22230 | 63711 |
| 16 | Des Moines City | King County | 6.34 | 6.34 | 0 | 29267 | 4616.5 | 24127 | 48971 |
| 17 | Duvall City | King County | 2.28 | 2.28 | 0 | 4616 | 2020.5 | 27764 | 71300 |
| 18 | East Hill-meridian Cdp | King County | 8.97 | 8.93 | 0.04 | 29308 | 3282.4 | 23621 | 65721 |
| 19 | East Renton Highlands Cdp | King County | 12.66 | 12.57 | 0.09 | 13264 | 1055.1 | 27089 | 65268 |
| 20 | Eastgate Cdp | King County | 1.26 | 1.26 | 0 | 4558 | 3629.7 | 29878 | 65598 |
| 21 | Enumclaw City | King County | 3.91 | 3.91 | 0 | 11116 | 2842.8 | 20596 | 43820 |
| 22 | Fall City Cdp | King County | 1.31 | 1.31 | 0 | 1638 | 1253.5 | 25189 | 61848 |
| 23 | Federal Way City | King County | 21.15 | 21.03 | 0.13 | 83259 | 3959.4 | 22451 | 49278 |
| 24 | Hobart Cdp | King County | 18.77 | 18.66 | 0.11 | 6251 | 335 | 32067 | 75334 |
| 25 | Hunts Point Town | King County | 0.3 | 0.29 | 0.01 | 443 | 1516.6 | 113816 | 179898 |
| 26 | Inglewood-finn Hill Cdp | King County | 7.96 | 5.78 | 2.18 | 22661 | 3922.6 | 31272 | 72130 |
| 27 | Issaquah City | King County | 8.45 | 8.42 | 0.03 | 11212 | 1330.9 | 34222 | 57892 |
| 28 | Kenmore City | King County | 6.26 | 6.17 | 0.1 | 18678 | 3028.7 | 31692 | 61756 |
| 29 | Kent City | King County | 28.27 | 28.03 | 0.24 | 79524 | 2836.7 | 21390 | 46046 |
| 30 | Kingsgate Cdp | King County | 2.33 | 2.33 | 0 | 12222 | 5255.7 | 26543 | 65046 |
| 31 | Kirkland City | King County | 11.01 | 10.68 | 0.33 | 45054 | 4220.3 | 38903 | 60332 |
| 32 | Lake Forest Park City | King County | 3.66 | 3.54 | 0.12 | 13142 | 3716.2 | 33419 | 74149 |
| 33 | Lake Marcel-stillwater Cdp | King County | 1.34 | 1.29 | 0.05 | 1381 | 1071.5 | 23005 | 61250 |
| 34 | Lake Morton-berrydale Cdp | King County | 12.6 | 12.49 | 0.12 | 9659 | 773.6 | 28980 | 75337 |
| 35 | Lakeland North Cdp | King County | 5.45 | 5.31 | 0.14 | 15085 | 2841.4 | 23776 | 62292 |
| 36 | Lakeland South Cdp | King County | 5.54 | 5.41 | 0.13 | 11436 | 2113.2 | 26833 | 62529 |
| 37 | Lea Hill Cdp | King County | 5.86 | 5.86 | 0 | 10871 | 1855 | 26767 | 65706 |
| 38 | Maple Heights-lake Desire Cdp | King County | 4.3 | 4.08 | 0.22 | 2569 | 630 | 33209 | 75741 |
| 39 | Maple Valley City | King County | 5.59 | 5.43 | 0.17 | 14209 | 2617.9 | 24859 | 67159 |
| 40 | Medina City | King County | 4.79 | 1.43 | 3.35 | 3011 | 2102.3 | 81742 | 133756 |
| 41 | Mercer Island City | King County | 13.11 | 6.38 | 6.73 | 22036 | 3452 | 53799 | 91904 |
| 42 | Mirrormont Cdp | King County | 10.4 | 10.36 | 0.04 | 3804 | 367.3 | 35200 | 87945 |
| 43 | Newcastle City | King County | 4.48 | 4.47 | 0.01 | 7737 | 1731.5 | 35057 | 80320 |
| 44 | Normandy Park City | King County | 6.62 | 2.46 | 4.16 | 6392 | 2597.3 | 33845 | 70367 |
| 45 | North Bend City | King County | 2.94 | 2.94 | 0 | 4746 | 1611.6 | 28229 | 61534 |
| 46 | Pacific City | King County, Pierce County | 2.56 | 2.56 | 0 | 5527 | 2158.1 | 18228 | 45673 |
| 47 | Ravensdale Cdp | King County | 5.13 | 5.03 | 0.11 | 816 | 162.3 | 28300 | 44850 |
| 48 | Redmond City | King County | 16.56 | 15.89 | 0.67 | 45256 | 2848.8 | 36233 | 66735 |
| 49 | Renton City | King County | 17.3 | 17.03 | 0.28 | 50052 | 2939.7 | 24346 | 45820 |
| 50 | Riverbend Cdp | King County | 3.01 | 3.01 | 0 | 2230 | 740.2 | 25234 | 69716 |
| 51 | Riverton-boulevard Park Cdp | King County | 2.79 | 2.73 | 0.06 | 11188 | 4104.5 | 18523 | 39034 |
| 52 | Sammamish City | King County | 18.3 | 18.05 | 0.25 | 34104 | 1888.9 | 42971 | 101592 |
| 53 | Seatac City | King County | 10.13 | 9.96 | 0.17 | 25496 | 2558.8 | 19717 | 41202 |
| 54 | Seattle City | King County | 142.54 | 83.87 | 58.67 | 563374 | 6717 | 30306 | 45736 |
| 55 | Shoreline City | King County | 11.69 | 11.66 | 0.02 | 53025 | 4546 | 24959 | 51658 |
| 56 | Skykomish Town | King County | 0.34 | 0.34 | 0 | 214 | 623.2 | 22829 | 45357 |
| 57 | Snoqualmie City | King County | 5.17 | 5.14 | 0.03 | 1631 | 317.2 | 22239 | 52697 |
| 58 | Tanner Cdp | King County | 6.07 | 6.07 | 0 | 2966 | 489 | 28604 | 73105 |
| 59 | Tukwila City | King County | 9.07 | 8.92 | 0.15 | 17181 | 1927 | 22354 | 40718 |
| 60 | Union Hill-novelty Hill Cdp | King County | 24.39 | 24.34 | 0.06 | 11265 | 462.9 | 46538 | 98061 |
| 61 | Vashon Cdp | King County | 36.97 | 36.97 | 0 | 10123 | 273.9 | 31983 | 58261 |
| 62 | West Lake Sammamish Cdp | King County | 3.43 | 1.41 | 2.02 | 5937 | 4203.1 | 38474 | 86415 |
| 63 | White Center Cdp | King County | 3.4 | 3.39 | 0.01 | 20975 | 6194.9 | 17339 | 40480 |
| 64 | Woodinville City | King County | 5.66 | 5.64 | 0.02 | 9194 | 1630 | 31458 | 68114 |
| 65 | Yarrow Point Town | King County | 0.37 | 0.37 | 0 | 1008 | 2720.3 | 72135 | 117940 |
| 66 | Milton City | Pierce County, King County | 2.57 | 2.53 | 0.04 | 5795 | 2291.3 | 22400 | 48166 |
| Year | Population |
|---|---|
| April 2000 census | 1737034 |
| April 2000 Estimate | 1737047 |
| July 2000 Estimate | 1739415 |
| July 2001 Estimate | 1756766 |
| July 2002 Estimate | 1762693 |
| July 2003 Estimate | 1767851 |
| July 2004 Estimate | 1779905 |
| July 2005 Estimate | 1799085 |
| July 2006 Estimate | 1827533 |
| July 2007 Estimate | 1850714 |
| July 2008 Estimate | 1875519 |
| School | Male | Female | Total |
|---|---|---|---|
| Nursery school | 16195 | 14958 | 31153 |
| Kindergarten | 10926 | 10626 | 21552 |
| Elementary school | 91987 | 86902 | 178889 |
| High school | 45491 | 41891 | 87382 |
| College or graduate school | 58898 | 66686 | 125584 |
| Place | Median household income | Median family income | Per capita income |
|---|---|---|---|
| King County, Washington | $53157 | $66035 | $29521 |
| Washington, United States | $45776 | $53760 | $22973 |
| United States | $41994 | $50046 | $21587 |