Local supply and market context for residential assisted living in Seattle.
Updated July 2026
Seattle, WA has 207 licensed assisted living homes (4,525 beds, averaging 21.9 per home). It sits in King County, a strong RAL market scoring 7.4/10, with 129,465 seniors 75+ growing 13.8%.
Licensed homes
207
Seattle
Licensed beds
4,525
total
Avg home size
21.9 beds
per home
County opportunity
7.4/10
Strong
The Seattle assisted living market
Seattle has 207 licensed assisted living homes totaling 4,525 beds — an average of 21.9 beds per home, a mix of small homes and larger communities. As part of King County, it draws on a 75+ population of 129,465 growing 13.8%, with a senior median income of $76,893. See the full King County market or all Washington top markets.
Frequently asked questions
How many assisted living homes are in Seattle, WA?
Seattle has 207 licensed assisted living homes with about 4,525 total beds.
Is Seattle a good place to open an assisted living home?
Seattle is in King County, which scores 7.4/10 (Strong) on RAL Market Scout; its 75+ population is growing 13.8%. Current local supply is 207 homes.
What county is Seattle in?
Seattle is in King County, Washington.
Evaluate a Seattle site
RAL Market Scout builds a full demand-and-supply report for any specific address in Seattle.
Sources: Home and bed counts from the Washington licensing roster (RAL Market Scout pipeline). County demand, growth, and income from U.S. Census ACS. Snapshot: 2026-07. Informational only — not legal, financial, or investment advice.