Local supply and market context for residential assisted living in Johnston.
Updated July 2026
Johnston, IA has 5 licensed assisted living homes (0 beds, averaging — per home). It sits in Polk County, a strong RAL market scoring 9.5/10, with 27,261 seniors 75+ growing 10.4%.
Licensed homes
5
Johnston
Licensed beds
0
total
Avg home size
— beds
per home
County opportunity
9.5/10
Strong
The Johnston assisted living market
Johnston has 5 licensed assisted living homes totaling 0 beds — an average of — beds per home, skewing toward small residential (RAL-style) homes. As part of Polk County, it draws on a 75+ population of 27,261 growing 10.4%, with a senior median income of $59,099. See the full Polk County market or all Iowa top markets.
Frequently asked questions
How many assisted living homes are in Johnston, IA?
Johnston has 5 licensed assisted living homes with about 0 total beds.
Is Johnston a good place to open an assisted living home?
Johnston is in Polk County, which scores 9.5/10 (Strong) on RAL Market Scout; its 75+ population is growing 10.4%. Current local supply is 5 homes.
What county is Johnston in?
Johnston is in Polk County, Iowa.
Evaluate a Johnston site
RAL Market Scout builds a full demand-and-supply report for any specific address in Johnston.
Sources: Home and bed counts from the Iowa 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.