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Assisted Living

Diamond Manor

15460 Marlborough Circle · Westminster, CA 92683 · Lic. #306001354 (CA) · 6 beds

(714) 486-2737

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About Diamond Manor

Diamond Manor is an assisted living community in Westminster, California. Its capacity is 6 beds, the same as the Orange County median for assisted living communities. The CA licensing record lists its status as "LICENSED". Its public inspection record shows 5 citations, the most recent on January 28, 2026. It is one of 24 assisted living communities listed in Westminster. Residents and families can raise concerns with the Office of the State Long-Term Care Ombudsman at 1-800-231-4024. Its public records were last updated in July 2026.

Public record

State licensing agency, updated November 2026

Inspection history (5)

Records from December 2022 to January 2026.

  • January 28, 2026

    Citation 22-AS-20210902153234

    California Community Care Licensing recorded a complaint investigation on January 28, 2026 (control 22-AS-20210902153234). Allegation findings recorded: 1 unsubstantiated.

  • October 14, 2025

    Citation 22-AS-20220725093538

    California Community Care Licensing recorded a complaint investigation on October 14, 2025 (control 22-AS-20220725093538). Allegation findings recorded: 1 unsubstantiated.

  • October 14, 2025

    Citation 22-AS-20220721114113

    California Community Care Licensing recorded a complaint investigation on October 14, 2025 (control 22-AS-20220721114113). Allegation findings recorded: 2 unsubstantiated.

  • March 25, 2024

    Citation 22-AS-20240103133808

    California Community Care Licensing recorded a complaint investigation on March 25, 2024 (control 22-AS-20240103133808). Allegation findings recorded: 2 unsubstantiated, 1 unfounded.

  • December 22, 2022

    Citation 22-AS-20221011140519

    California Community Care Licensing recorded a complaint investigation on December 22, 2022 (control 22-AS-20221011140519). Allegation findings recorded: 1 unsubstantiated.

See the source data on ccld.dss.ca.gov (opens in a new tab)

Typical cost

CareScout Cost of Care Survey, 2025

This provider's prices aren't public. Here is what the same care typically costs in California.

Assisted Living

California median$7,000/mo

Nearby alternatives

Other licensed providers in Westminster.

Deciding between options? Complete Guide to Assisted Living (2026)

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