U.S. County · Profile

King County

2.3MTotal Population
68,830Pop. Density (per sq mi)
+30.76%Growth Rate
Data as of 2023

Population

King County has a population of 2,271,380 as of 2023. It is located in Washington.

Demographics

The following demographic data represents the racial and ethnic composition of King County based on the most recent Census Bureau estimates.

Race & Ethnicity

Hispanic or Latino (any race):10.2%

Race & Ethnicity Breakdown

Race/EthnicityPercentagePopulation
White58.8%1,335,571
Asian19.4%440,648
Hispanic or Latino10.2%231,681
Two or More Races9.3%211,238
Black or African American6.5%147,640
Some Other Race4.5%102,212
American Indian/Alaska Native0.7%15,900
Native Hawaiian/Pacific Islander0.7%15,900

Marital Status (Age 15+)

Economics & Income

Economic indicators and income statistics for King County based on American Community Survey 5-Year Estimates.

Median Household Income
$116,340
56.0% above national average
Per Capita Income
$66,811
74.3% above national average
Poverty Rate
8.4%
27.0% below national average
Median Age
37.2 years

Income & Poverty

$116,340Median Household Income
$66,811Per Capita Income
8.4%Poverty Rate
TypeMedian IncomeMean Income
Households$116,340$161,206
Families$146,231$195,164
Married-couple Families$146,231$163,779
Nonfamily Households$76,281$82,383

Sources

All data presented on this page is sourced from official U.S. government sources and is accurate as of 2023. Data is updated annually when new estimates become available.

1
U.S. Census Bureau - American Community Survey 5-Year Estimates

Population, demographics, income, poverty, and age data for King County, Washington.

2
U.S. Census Bureau - Population Estimates Program

Annual population estimates for counties.

3
U.S. Census Bureau - Decennial Census

Official population counts and demographic data from the decennial census.

Data Methodology

The statistics shown are estimates from the American Community Survey (ACS) and Population Estimates Program. Margins of error apply but are not shown. For the most current and detailed data, please visit the U.S. Census Bureau website.

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