zReports Research Institute · Updated August 2026
Every nursing home in Costa Mesa, CA, independently graded A to F from CMS Nursing Home Compare data: 1 hold an A range grade, 1 grade below B. Costa Mesa's average score is 75.3, 0.8 above the California average. The grades are free.
| Statistic | Value |
|---|---|
| Active licensed nursing homes | 3 |
| Costa Mesa average records layer score | 75.3 |
| California statewide average | 74.5 (Costa Mesa +0.8) |
| A range grades | 1 (33.3%) |
| Graded below B | 1 |
| Clean record (no deficiencies on file) | 3 (100%) |
| Serious findings on the record | 0 |
| Combined licensed capacity | 298 |
Costa Mesa's 3 licensed nursing homes average a records layer score of 75.3, 0.8 points above the California statewide average of 74.5. 3 of 3 facilities carry a clean record with no deficiencies on the state's file. See the full picture on the California Nursing Home Rankings & Safety Report.
Nursing Homes in California are overseen by the Centers for Medicare & Medicaid Services (CMS), whose certification, inspection, and quality-reporting data is published on the public record. This page is computed from CMS Nursing Home Compare data, the government’s own filings, not reviews or advertising.
Costa Mesa has 3 active licensed nursing homes on California's public file, with a combined licensed capacity of 298. Every one is ranked on this page with a free records layer grade.
Costa Mesa's average records layer score is 75.3, 0.8 points above the statewide average of 74.5. 3 of 3 Costa Mesa facilities have a clean record with no deficiencies on file.
The free records layer grade contains zero zReports judgment: it maps the government's own published verdicts, CMS Nursing Home Compare data, through one fixed rule applied identically nationwide. The paid Consumer Intelligence Report™ adds the composite Consumer Z Score™ and audits the record against public reputation.
No. Facilities are never contacted, never notified, and cannot pay to be listed, delisted, or re-scored. Independence is the product.
This report was generated from the zReports Consumer Records Database™, a continuously updated database that normalizes official government licensing, inspection, enforcement, ownership, and safety records across multiple federal and state agencies. Every statistic in this report is traceable to its originating public record. Facilities cannot pay to alter scores, rankings, or findings.
Data source: zReports Consumer Intelligence Database™ v2026.08 · Built from: CMS Provider Data Catalog · HHS OIG Exclusions List (LEIE) · Public consumer review signals (audited, never trusted, in the composite Consumer Z Score™) · Proprietary Consumer Z Score™ methodology · Updated: August 2026
APA, zReports Research Institute. (2026). Best Nursing Homes in Costa Mesa, CA. Rankings & Safety Records (v2026.08). zReports.org. https://zreports.org/rankings/nursing/ca/costa-mesa
MLA, zReports Research Institute. “Best Nursing Homes in Costa Mesa, CA. Rankings & Safety Records.” zReports.org, v2026.08, August 2026, zreports.org/rankings/nursing/ca/costa-mesa.
Plain, Best Nursing Homes in Costa Mesa, CA. Rankings & Safety Records, zReports Research Institute, v2026.08, updated August 2026, zreports.org/rankings/nursing/ca/costa-mesa
RANKED NIGHTLY FROM CMS NURSING HOME COMPARE DATA · FACILITIES ARE NEVER CONTACTED AND CANNOT PAY TO CHANGE SCORES · METHODOLOGY