King County WA Information

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King County Subdivisions

King County WA Data & Demographics (As of July 1, 2018)

POPULATION

Total Population 2,199,247
Population in Households 2,158,734
Population in Familes 1,609,063
Population in Group Qrtrs 40,513
Population Density1 1,040
Diversity Index2 64
 

INCOME

Median Household Income $84,072
Average Household Income $117,025
Per Capita Income $47,839

HOUSING

Total Housing Units 949,319 (100%)
Owner Occupied HU 504,713 (53.2%)
Renter Occupied HU 386,074 (40.7%)
Vacant Housing Units 58,532 ( 6.2%)
Median Home Value $484,037
Average Home Value $590,292
 

HOUSEHOLDS

Total Households 890,787
Average Household Size 2.42
Family Households 517,631
Average Family Size 3
NOTES
  1. Population Density = Total Population per square mile.
  2. The Diversity Index is a scale of 0 to 100 that represents the likelihood that two persons, chosen at random from the same area, belong to different race or ethnic groups. If an area's entire population belongs to one race AND one ethnic group, then the area has zero diversity. An area's diversity index increases to 100 when the population is evenly divided into two or more race/ethnic groups.

GROWTH RATE / YEAR

2010-2017 2017-2022
Population 1.59% 1.55%
Households 1.48% 1.51%
Families 1.4% 1.46%
Median Household Income   2.8%
Per Capita Income   2.53%

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King County WA - Peer Comparisons by Rank and Percentile

The table below compares King County to the other 39 counties and county equivalents in Washington by rank and percentile using July 1, 2018 data. The location Ranked # 1 has the highest value. A location that ranks higher than 75% of its peers would be in the 75th percentile of the peer group.

Variable Description Rank Percentile
Total Population # 1 100th
Population Density # 1 100th
Diversity Index # 8 82nd
Median Household Income # 1 100th
Per Capita Income # 1 100th

Additional comparisons and rankings can be made with a VERY EASY TO USE Washington Census Data Comparison Tool.