Assisted living homes in Mountlake Terrace, Washington
Local supply and market context for residential assisted living in Mountlake Terrace.
Updated July 2026
Mountlake Terrace, WA has 56 licensed assisted living homes (526 beds, averaging 9.4 per home). It sits in Snohomish County, a strong RAL market scoring 7.6/10, with 46,471 seniors 75+ growing 17.2%.
Licensed homes
56
Mountlake Terrace
Licensed beds
526
total
Avg home size
9.4 beds
per home
County opportunity
7.6/10
Strong
The Mountlake Terrace assisted living market
Mountlake Terrace has 56 licensed assisted living homes totaling 526 beds — an average of 9.4 beds per home, skewing toward small residential (RAL-style) homes. As part of Snohomish County, it draws on a 75+ population of 46,471 growing 17.2%, with a senior median income of $69,352. See the full Snohomish County market or all Washington top markets.
Frequently asked questions
How many assisted living homes are in Mountlake Terrace, WA?
Mountlake Terrace has 56 licensed assisted living homes with about 526 total beds.
Is Mountlake Terrace a good place to open an assisted living home?
Mountlake Terrace is in Snohomish County, which scores 7.6/10 (Strong) on RAL Market Scout; its 75+ population is growing 17.2%. Current local supply is 56 homes.
What county is Mountlake Terrace in?
Mountlake Terrace is in Snohomish County, Washington.
Evaluate a Mountlake Terrace site
RAL Market Scout builds a full demand-and-supply report for any specific address in Mountlake Terrace.
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.