Local supply and market context for residential assisted living in Sumner.
Updated July 2026
Sumner, WA has 19 licensed assisted living homes (260 beds, averaging 13.7 per home). It sits in Pierce County, a strong RAL market scoring 7.7/10, with 53,263 seniors 75+ growing 14.3%.
Licensed homes
19
Sumner
Licensed beds
260
total
Avg home size
13.7 beds
per home
County opportunity
7.7/10
Strong
The Sumner assisted living market
Sumner has 19 licensed assisted living homes totaling 260 beds — an average of 13.7 beds per home, a mix of small homes and larger communities. As part of Pierce County, it draws on a 75+ population of 53,263 growing 14.3%, with a senior median income of $70,061. See the full Pierce County market or all Washington top markets.
Frequently asked questions
How many assisted living homes are in Sumner, WA?
Sumner has 19 licensed assisted living homes with about 260 total beds.
Is Sumner a good place to open an assisted living home?
Sumner is in Pierce County, which scores 7.7/10 (Strong) on RAL Market Scout; its 75+ population is growing 14.3%. Current local supply is 19 homes.
What county is Sumner in?
Sumner is in Pierce County, Washington.
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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.