6 Licensed Adult Family Homes in Mercer Island, Washington

Private pay for a private room with moderate care typically runs $9,000 to $14,000 a month per resident across Mercer Island, Medina, and Clyde Hill. Memory care usually starts around $9,000 and can run past $14,000. Each home sets its own rate, so ask every home for its rate sheet. These ranges come from the featured appraiser's brokerage and appraisal work with operating homes (reviewed September 2026).

For a resident on Medicaid, DSHS pays Mercer Island homes $144 to $279 a day (about $4,394 to $8,495 a month), depending on the resident's care level. The resident contributes most of their own income toward it; the family doesn't pay the daily rate. 2 of the 6 homes in Mercer Island accept Medicaid. Rates are DSHS's King, Pierce and Snohomish rates, effective July 1, 2026. Costs for any Washington city or county.

Paying for care with the family house? Make a free step-by-step plan for your parent's care and home.

All 6 homes in Mercer Island carry the DSHS dementia specialty designation, and 6 carry the mental health designation. A designation means the provider completed the extra training the state requires. It is not a quality rating, and it doesn't say how many residents with dementia a home serves today. On a visit, ask how the home handles wandering, nights and changes in care needs, and read its DSHS inspection record first. How to choose an adult family home.