Enrollment
111
Massachusetts · 2024-25 NCES data
Other / mixed grade configuration · Williamsburg, MA
Federal NCES profile for Anne T. Dunphy School, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 57/100.
The verdict
Anne T. Dunphy School earns 57/100 on the Resource Investment Index, with class sizes smaller than 96% of Massachusetts schools. It is also less racially and ethnically mixed than most Massachusetts schools.
Anne T. Dunphy School has class sizes smaller than 96% of Massachusetts schools. Computed live against every Massachusetts school reporting to NCES.
NCES ID 251299002767 Verify on NCES CCD record →
Enrollment
111
Massachusetts · 2024-25 NCES data
Teachers (FTE)
15.0
Federal CCD staff survey
Students per teacher
7.4:1
vs 12.3:1 Massachusetts avg
-40% vs state
How Anne T. Dunphy School compares with Massachusetts and U.S. medians
Anne T. Dunphy School is a small combined-grade school in Williamsburg, Massachusetts, enrolling 111 students.
Classes run notably small here: at 7.4:1, Anne T. Dunphy School is leaner than roughly 96% of Massachusetts schools and 40% under the state's 12.3:1 norm, more adult attention per pupil than most peers.
This is a small campus: fewer students than 94% of Massachusetts schools, with 111 enrolled.
Its Resource Investment Index outscores 95% of the 1,831 Massachusetts schools with a score on record, a top-tier result on this measure.
Its student body is predominantly White (92% of enrollment), among the less diverse in the state (diversity index 15/100).
Counselor coverage is strong, about 111 students per counselor, inside the American School Counselor Association's recommended 250:1.
Attendance runs somewhat below the norm, with 19.8% of students chronically absent per the 2021-22 civil-rights collection.
Williamsburg operates only this one school, so Anne T. Dunphy School has no district-mates to compare against locally. At 111 students, it is also a small operation, on the smaller end of Massachusetts's single-school districts.
Sourced from NCES CCD, CRDC, and F-33 (federal records, not a quality verdict). How we source and compute this.
Source: National Center for Education Statistics Common Core of Data + CRDC + F-33 · 2024-25
Anne T. Dunphy School on the metrics families compare, against Massachusetts and U.S. means.
| Metric | This school | vs Massachusetts | Massachusetts avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 7.4:1 | ▼ 40% | 12.3:1 | 15.7:1 |
| Enrollment | 111 | top 94% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
Three separate federal collections, each on its own reporting cadence - which is why this school's numbers line up on a consistent basis against every other school and state on this site, rather than mixing figures pulled from different survey years.
Largest group: White at 91.9% of enrollment.
Simpson diversity index - at 14.9, Anne T. Dunphy School is less mixed than the Massachusetts school average of 47.3.
District-wide per-pupil expenditure for Williamsburg, which includes Anne T. Dunphy School.
Source: NCES F-33 School District Finance Survey District-level finance · FY 2021-22 Per-pupil expenditure reflects the district-wide average. Individual school budgets are not reported at the federal level.
Matched by enrollment size and by staffing ratio across all of Massachusetts, not just this city - a different peer set than the local comparisons above.
Next steps
Verify locally before acting on Anne T. Dunphy School's federal record.
Federal record (CCD 2024-25, CRDC 2021-22) - PlainSchools assigns no subjective rating; the composite quality score is a transparent, reproducible index computed from this cited federal data.
Anne T. Dunphy School has 111 students enrolled. It is a public school in Williamsburg, MA.
The student-teacher ratio at Anne T. Dunphy School is 7.4:1, which is 40% lower than the Massachusetts average of 12.3:1 and 53% lower than the national average of 15.7:1. Lower ratios generally mean more individual attention per student.
The largest demographic group at Anne T. Dunphy School is White at 91.9% of enrollment, in Williamsburg, MA.
Anne T. Dunphy School has a Resource Investment Index of 57/100 (higher reported resources relative to schools nationally) based on 4 factors: student-teacher ratio, counselor availability, attendance rates. Not a test-score or academic measure (national median ~41/100, see methodology).
Anne T. Dunphy School earns 57/100 on the Resource Investment Index, with class sizes smaller than 96% of Massachusetts schools. It is also less racially and ethnically mixed than most Massachusetts schools. This is a resource snapshot, not an academic rating; see the Resource Investment Index question above for what the number does and doesn't measure.
None reported; Williamsburg operates only Anne T. Dunphy School as a public school district in NCES's records.
Every figure on PlainSchools is rendered directly from the source NCES, CRDC and F-33 federal records, no number is typed in by an editor. Each school's figures reflect its most recent NCES/CRDC submission on file. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of June 2026.