King County, WA — Market Snapshot
Real estate market data for King County, Washington. Census demographics, rental trends, and economic indicators for investors and developers.
Population
2,262,713
ACS 2023Median Household Income
$132,556
ACS 2023Renter-Occupied
44%
ACS 2023Median Rent
$2,062/mo
ACS 2023Source: U.S. Census Bureau, American Community Survey 2023
Population & Income Profile
Age Distribution
Household Income Distribution
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Explore Dashboard →Source: U.S. Census Bureau, American Community Survey 2023
Housing Affordability
Affordability Label
Expensive (5-7x)
ACS 2023Price-to-Income Ratio
7.4x
Redfin SFR ÷ FRED Per Capita IncomeAt 7.4x price-to-income, median home prices in King County are significantly above what income alone can support.
Affordability label: U.S. Census Bureau ACS 2023. Price-to-income: Redfin median sale price (SFR, Dec 2025) ÷ FRED per capita personal income (Q4 2025).
Housing Market Overview
Source: U.S. Census Bureau, ACS 2023. Monthly Housing Cost: ACS B25105. Property Tax: ACS B25103.
Home Price Index
King County HPI
343.2
FRED Q4 2025Since 2020
+36.7% ↑
vs. 2020 baseline“King County home values have appreciated 36.7% since 2020, trailing the Washington statewide average of 52.6%.”
Source: Federal Reserve Economic Data (FRED) — FHFA House Price Index. Updated Q4 2025.
Investment Analysis
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Market Tier
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Economic Indicators
▼ −14.4% since 2020
State Overview
Source: Federal Reserve Economic Data (FRED). Updated Q4 2025.
Nearby Markets
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