Williamstown Commons Nursing & Rehab
25 ADAMS ROAD, Williamstown, MA 01267
Williamstown, Massachusetts · CMS verdict
Williamstown Commons Nursing & Rehab holds a 4 of 5 CMS overall star rating - above the Massachusetts state average of 3.0, reflecting above-average quality on the federal five-star scale.
The rating and the PlainElderCare Index below summarize federal inspection, staffing, and outcome data, they measure specific, documented dimensions of this facility, not a holistic verdict on the care your family member would receive. Visit in person, talk with staff and current residents' families, and weigh your family member's specific needs before choosing.
Williamstown Commons Nursing & Rehab in Williamstown, Massachusetts holds a CMS overall rating of 4 of 5 stars and a PlainElderCare Quality & Compliance Index of 45 of 100 (grade F). The 180-bed facility operates where a semi-private nursing-home room in Massachusetts runs a median of $14,448 per month. Figures are from CMS Nursing Home Compare.
PlainElderCare Quality & Compliance Index
A transparent composite of this facility's CMS Care Compare sub-ratings and its federal inspection record. It complements, and does not replace, the official CMS overall rating of 4 of 5 stars. How this is calculated.
How the 45 is built
Each segment is a dimension's weighted points toward the score, summing to 45.
Weights: health inspections 30%, staffing 25%, quality measures 25%, inspection record 20%; any dimension CMS has not published drops out and its weight redistributes (no silent deflation). Inspection record is benchmarked against all rated US nursing homes. Source: CMS Nursing Home Compare.
Data insights
Quality ratings
CMS's most recent Care Compare release (data as of April 2026) puts Williamstown Commons Nursing & Rehab's overall quality rating at 4 out of 5 stars, a composite of three sub-ratings: health inspection (4/5), staffing (2/5), and quality measures (2/5).
What each sub-rating measures
The health inspection rating reflects on-site surveyor findings from the last three cycles. The staffing rating compares case-mix-adjusted nurse hours per resident day to national benchmarks, and quality measures aggregate 15 clinical indicators including pressure ulcers, falls with injury, and long-stay antipsychotic use.
Size and setting
Located in Williamstown, Massachusetts, this facility operates 180 certified beds with an average daily census of roughly 124 residents - an occupancy rate of about 69%. The facility is classified under non profit - corporation ownership, a designation that can influence staffing patterns, reinvestment decisions, and admissions policy. At roughly 69% occupancy, this facility has meaningful open capacity relative to its certified bed count.
Same-ownership peers
Within Massachusetts, Williamstown Commons Nursing & Rehab is one of 79 non profit - corporation nursing homes CMS rates. Its 4-star overall rating sits above the non profit - corporation-segment average of 3.8 stars, ahead of roughly 35% of same-ownership peers in the state. Same-segment comparisons like this one strip out the business-model factor, leaving a cleaner read on facility-level performance than a raw state average would give.
Inspection record
On the regulatory side, federal and state surveyors have documented multiple deficiencies at this facility (24 total). CMS has levied no enforcement penalties over the equivalent window. This is a high deficiency count relative to most facilities; requesting the full survey report directly is the only way to see whether these are concentrated in one area or spread across the facility's operations.
Where these figures come from
The figures above come directly from the U.S. Centers for Medicare \& Medicaid Services Nursing Home Compare dataset for federal quality ratings, combined with the CareScout 2025 Cost of Care Survey of more than 15,000 elder-care providers nationwide and U.S. Census American Community Survey income data. Cost figures are monthly medians, refreshed annually with each new CareScout release; quality ratings are refreshed quarterly from the CMS Provider Information File. Read these state and county medians as benchmarks, then verify current rates with individual providers and consult care managers before making placement decisions. See our methodology for source vintage.
How Williamstown Commons Nursing & Rehab compares to Massachusetts
CMS five-star sub-ratings (0–5) for this facility against the Massachusetts facility-weighted average. Source: CMS Care Compare.
Bar = this facility's rating · vertical marker = Massachusetts state average. Higher is better on all four CMS measures.
Where Williamstown Commons Nursing & Rehab ranks in Massachusetts
Among the 338 CMS-rated nursing homes in Massachusetts, Williamstown Commons Nursing & Rehab’s 4-star overall rating is higher than 60% of them. The bars show how all Massachusetts homes spread across the CMS 1-to-5 scale; this facility’s band is highlighted.
62 Massachusetts homes share this 4-star rating. Source: CMS Nursing Home Compare.
Facility details
| Attribute | Value |
|---|---|
| Beds | 180 |
| Residents | 124 |
| Ownership | Non profit - Corporation |
| County | Berkshire |
| Penalties | 0 |
| Deficiencies | 24 |
Source: CMS Care Compare Nursing Homes (data as of April 2026)
What do families ask most?
What is the quality rating for Williamstown Commons Nursing & Rehab? ▾
4 out of 5 stars is Williamstown Commons Nursing & Rehab's current CMS overall rating, built from a health inspection rating of 4/5, a staffing rating of 2/5, and a quality measures rating of 2/5.
How much does a nursing home cost per month in Massachusetts? ▾
In Massachusetts, a semi-private nursing home room runs a median $14,448/month ($173,375/year) per the CareScout 2025 survey; private rooms average $15,817/month.
What services does Williamstown Commons Nursing & Rehab offer? ▾
Williamstown Commons Nursing & Rehab operates as a skilled nursing facility (180 beds with approximately 124 current residents) under non profit - corporation ownership. CMS inspections have recorded 24 deficiencies and 0 penalties there.
Does Williamstown Commons Nursing & Rehab have any deficiencies or penalties? ▾
Williamstown Commons Nursing & Rehab has multiple deficiencies (24 total) and 0 penalties recorded by CMS. A count this high is above what most facilities post; ask the facility directly for its plan of correction on the largest findings.
What are the alternatives to a nursing home in Massachusetts? ▾
In Massachusetts, alternatives include assisted living ($9,600/mo), home health aides ($7,627/mo), and adult day care ($2,427/mo).
Elder Care Guides
Explore PlainElderCare
Related Resources
Compare cost and CMS quality across the state on the Massachusetts elder-care overview, or see how facilities rank nationwide in our highest-rated states ranking.
Weigh nursing care against assisted living, home health, and adult day care, with national median costs, on our care types comparison, and learn how to fund it in our paying for elder care guide.
Source: CMS Nursing Home Compare. Provider ID: 225341.
Read our methodology - how this data is sourced, computed, and verified.