Seatac has 68 licensed adult family homes with 399 licensed beds, according to Washington State DSHS records. 67 accept Medicaid, 68 carry the dementia specialty designation, 68 carry the mental health designation, and 40 serve developmental disabilities. 2 are licensed for more than six residents.
Records current as of September 14, 2026.
An Expanded Community Services contract covers residents transitioning from psychiatric hospitalization or with higher behavioral health needs.
All 68 · Specialized Behavior Support · developmental disabilities · Expanded Community Services · private pay only · more than six residents
17939 51st Ave S, Seatac, WA 98188 — licensed for 5
Mental Health · Dementia · Developmental Disabilities — accepts Medicaid
DSHS license 756202
3243 S 186th St, Seatac, WA 98188 — licensed for 6
Mental Health · Dementia · Developmental Disabilities — accepts Medicaid
DSHS license 753905
4640 S 170th St, Seatac, WA 98188 — licensed for 6
Mental Health · Dementia · Developmental Disabilities — accepts Medicaid
DSHS license 755746
14005 29th Ave S, Seatac, WA 98168 — licensed for 6
Mental Health · Dementia · Developmental Disabilities — accepts Medicaid
DSHS license 754329
18024 47th Ave S, Seatac, WA 98188 — licensed for 6
Mental Health · Dementia · Developmental Disabilities — accepts Medicaid
DSHS license 756229
18837 33rd Ave S, Seatac, WA 98188 — licensed for 6
Mental Health · Dementia · Developmental Disabilities — accepts Medicaid
DSHS license 758844
18116 40th Ave S, Seatac, WA 98188 — licensed for 6
Mental Health · Dementia · Developmental Disabilities — accepts Medicaid
DSHS license 758037
21239 31st Ave S, Seatac, WA 98198 — licensed for 6
Mental Health · Dementia · Developmental Disabilities — accepts Medicaid
DSHS license 753893
19244 33rd Ave S, Seatac, WA 98188 — licensed for 6
Mental Health · Dementia · Developmental Disabilities — accepts Medicaid
DSHS license 757974
17308 32nd Ave S, Seatac, WA 98188 — licensed for 6
Mental Health · Dementia · Developmental Disabilities — accepts Medicaid
DSHS license 756179
4005 S 181st St, Seatac, WA 98188 — licensed for 6
Mental Health · Dementia · Developmental Disabilities — accepts Medicaid
DSHS license 759094
20825 Military Rd S #A, Seatac, WA 98198 — licensed for 6
Mental Health · Dementia — accepts Medicaid
DSHS license 752808
3010 S 148th St, Seatac, WA 98168 — licensed for 6
Mental Health · Dementia — accepts Medicaid
DSHS license 754917
4260 S 184th St, Seatac, WA 98188 — licensed for 6
Mental Health · Dementia · Developmental Disabilities — accepts Medicaid
DSHS license 756471
17225 Military Rd S, Seatac, WA 98188 — licensed for 6
Mental Health · Dementia · Developmental Disabilities — accepts Medicaid
DSHS license 754078
17940 51st Ave S, Seatac, WA 98188 — licensed for 5
Mental Health · Dementia — accepts Medicaid
DSHS license 754032
2835 S 148th St, Seatac, WA 98168 — licensed for 6
Mental Health · Dementia · Developmental Disabilities — accepts Medicaid
DSHS license 755672
17240 33rd Ave S, Seatac, WA 98188 — licensed for 6
Mental Health · Dementia · Developmental Disabilities — accepts Medicaid
DSHS license 754603
17905 42nd Ave S, Seatac, WA 98188 — licensed for 6
Mental Health · Dementia · Developmental Disabilities — accepts Medicaid
DSHS license 756085
2433 S 135th St, Seatac, WA 98168 — licensed for 6
Mental Health · Dementia · Developmental Disabilities — accepts Medicaid
DSHS license 757129
3330 S 222nd Ln, Seatac, WA 98198 — licensed for 6
Mental Health · Dementia · Developmental Disabilities — accepts Medicaid
DSHS license 755788
4854 S 175th St, Seatac, WA 98188 — licensed for 6
Mental Health · Dementia · Developmental Disabilities — accepts Medicaid
DSHS license 758949
5146 S 172nd Ln, Seatac, WA 98188 — licensed for 6
Mental Health · Dementia · Developmental Disabilities — accepts Medicaid
DSHS license 753404
5148 S 172nd Ln, Seatac, WA 98188 — licensed for 6
Mental Health · Dementia · Developmental Disabilities — accepts Medicaid
DSHS license 757718
4719 S 179th St, Seatac, WA 98188 — licensed for 6
Mental Health · Dementia · Developmental Disabilities — accepts Medicaid
DSHS license 755178
Licensing information is sourced from Washington State DSHS public records and was retrieved on September 14, 2026. Specialty designations reflect provider training required by the state; they are not quality ratings and are not endorsements. Verify current licensing status directly with DSHS before relying on this information. Real Property Planning is an independent educational resource and does not operate, own, or manage any adult family home.