Assisted living in Contra Costa County, California

469 assisted living communities are listed in Contra Costa County.

Assisted living: a median of $4,500 a month (middle half $3,930 to $4,900), from 331 priced providers in Contra Costa County, as of November 15, 2026.

Of the 469 assisted living communities listed in Contra Costa County, 459 accept private pay, 28 accept the Medicaid Assisted Living Waiver, 2 accept long-term care insurance, 2 accept Medicaid (Medi-Cal), 1 accepts Medicare. Others may accept these too without saying so in our sources; ask the provider.

Medicare does not rate assisted living communities; it gives star ratings from 1 to 5 to nursing homes, home health agencies and hospices. 1 of the 469 assisted living communities here has a Medicare star rating, for the Medicare-certified care at the same site. Providers without stars are shown with their state inspection record; 459 of the 469 were inspected in the last 3 years; 207 of them had a serious citation.