Local supply and market context for residential assisted living in Castle Rock.
Updated July 2026
Castle Rock, CO has 17 licensed assisted living homes (451 beds, averaging 26.5 per home). It sits in Douglas County, a strong RAL market scoring 7.8/10, with 20,090 seniors 75+ growing 52.7%.
Licensed homes
17
Castle Rock
Licensed beds
451
total
Avg home size
26.5 beds
per home
County opportunity
7.8/10
Strong
The Castle Rock assisted living market
Castle Rock has 17 licensed assisted living homes totaling 451 beds — an average of 26.5 beds per home, a mix of small homes and larger communities. As part of Douglas County, it draws on a 75+ population of 20,090 growing 52.7%, with a senior median income of $99,829. See the full Douglas County market or all Colorado top markets.
Frequently asked questions
How many assisted living homes are in Castle Rock, CO?
Castle Rock has 17 licensed assisted living homes with about 451 total beds.
Is Castle Rock a good place to open an assisted living home?
Castle Rock is in Douglas County, which scores 7.8/10 (Strong) on RAL Market Scout; its 75+ population is growing 52.7%. Current local supply is 17 homes.
What county is Castle Rock in?
Castle Rock is in Douglas County, Colorado.
Evaluate a Castle Rock site
RAL Market Scout builds a full demand-and-supply report for any specific address in Castle Rock.
Sources: Home and bed counts from the Colorado 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.