RAL Market Scout › Markets › Washington › King County
RAL MARKET SCOUT Assisted living in KingCounty, WA 1,951 homes · opportunity 7.4/10 (Strong) ralmarketscout.com
King County, Washington · County Market Snapshot

Assisted living in King County, Washington

Demand, supply, and opportunity for small assisted living homes in King County — from the RAL Market Scout dataset.

Updated July 2026
King County, WA scores 7.4/10 (Strong) for assisted living opportunity. It has 129,465 residents aged 75+, growing 13.8%, against 1,951 licensed homes — a strong small-home market on RAL Market Scout's demand-vs-supply scoring.
Opportunity score
7.4/10
Strong
Population 75+
129,465
13.8% growth
Licensed homes
1,951
current supply
Demand rating
6.1/10
Moderate

Why King County ranks here

King County scores 7.4/10 (Strong) because its 129,465 seniors 75+ are growing 13.8% against just 1,951 licensed homes, with referral capacity of 1.6 per 1,000 seniors from nearby hospitals, hospice, and home-health agencies. A senior median income of $76,893 and median home value of $859,900 signal the local private-pay base.

King County demand & supply detail

Population 75+129,465
75+ growth (10-yr)13.8%
Dementia prevalence (65+)8.0%
Licensed assisted living homes1,951
Referral facilities nearby (hospital · hospice · SNF · home health · FQHC)205
Referral capacity / 1k seniors1.6
Senior median income$76,893
Median home value$859,900
Opportunity score7.4 / 10 (Strong)

Assisted living by city in King County

CityHomesBeds
Kent2902,191
Federal Way2782,200
Seattle2074,525
Renton2061,801
Bellevue1451,780
Shoreline1281,075
Des Moines81536
Seatac65426
Kirkland62879
Redmond34697
Burien32463
Kenmore29266
Tukwila21193
Issaquah20455
Covington17255
Newcastle13263
Sammamish1282
Mercer Island11354
Enumclaw10265
Pacific957
Maple Valley9206
Lake Forest Park854
Normandy Park634
North Bend670
Algona635

Licensed assisted living homes in King County

FacilityCityBeds
PARK PLACESeattle156
Overlake TerraceRedmond150
CHATEAU AT BOTHELL LANDING RETIREMENT COMMUNITYBothell142
Cogir of KentKent140
The Watermark at BellevueBellevue140
Village Green Senior Living of Federal WayFederal Way136
Cogir Queen AnneSeattle130
Murano Senior LivingSeattle130
Aegis Living Bellevue OverlakeBellevue130
Brookdale Foundation HouseFederal Way129
Providence Mount St. VincentSeattle122
Normandy Park Senior LivingBurien120
Sunrise of RedmondBellevue120
NORTHGATE PLAZASeattle120
CHATEAU AT VALLEY CENTER RETIREMENT COMMUNITYRenton120

Frequently asked questions

How many assisted living homes are in King County?
King County has 1,951 licensed assisted living homes, serving 129,465 residents aged 75 and older.
Is King County a good market for assisted living?
King County scores 7.4 out of 10 (Strong) on RAL Market Scout, which weighs 75+ demand and projected senior growth against current bed supply. Its 75+ population is growing 13.8%.
How fast is the senior population growing in King County?
The 75+ population in King County is projected to change 13.8% over the coming decade, with dementia prevalence around 8.0% of seniors 65+.

Go deeper on King County

RAL Market Scout maps demand and supply down to the ZIP and builds a full site report for any specific address in King County.

Run a Market ReportSite Intelligence report
Sources: Licensed-home count from the Washington state roster (RAL Market Scout pipeline). 75+ population, growth, income, and home value from U.S. Census ACS. Dementia prevalence from CMS chronic-condition data. Opportunity score is RAL Market Scout's model. Snapshot: 2026-07. Informational only — not legal, financial, or investment advice.