Enrollment
631
Massachusetts · 2024-25 NCES data
Elementary school (grades K-5) · Marlborough, MA
Charles Jaworek School
Federal NCES profile for Charles Jaworek School, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 34/100.
2024-25 NCES dataElementary school (grades K-5)NCES 250732001631
👥 S:T ratio 52
🌟 Gifted program 30
🎓 Counselors 37
📋 Attendance 17
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Charles Jaworek School earns 34/100 on the Resource Investment Index, with class sizes near the Massachusetts median.
- #2 of 4
- elementary schools in Marlborough · Resource Index
- 34
- Resource Index · Typical
- 12.1:1
- students per teacher
- 631
- students enrolled
Charles Jaworek School has class sizes near the Massachusetts median. Computed live against every Massachusetts school reporting to NCES.
By Resource Investment Index, Charles Jaworek School ranks #2 of 4 elementary schools in Marlborough, MA.
School address
District: Marlborough · Massachusetts
NCES ID 250732001631 Verify on NCES CCD record →
Teachers (FTE)
52.0
Federal CCD staff survey
Students per teacher
12.1:1
vs 12.3:1 Massachusetts avg
-2% vs state
Student-teacher ratio in context
How Charles Jaworek School compares with Massachusetts and U.S. medians
What stands out at Charles Jaworek School
Charles Jaworek School is a mid-sized elementary school in Marlborough, Massachusetts, enrolling 631 students.
At 12.1:1, its student-teacher ratio sits close to the Massachusetts median, within a few percentage points of the 12.3:1 state norm, neither notably crowded nor notably small.
Enrollment of 631 puts it in the larger third of Massachusetts schools by headcount.
Its Resource Investment Index lands in the lower third of 1,831 scored Massachusetts schools.
Its student body is led by Hispanic or Latino (54%) and White (35%) (diversity index 58/100).
Counselor coverage runs a bit thin, about 316 students per counselor, somewhat past the ASCA-recommended 250:1 benchmark.
Chronic absenteeism is elevated: 33.3% of students missed 10% or more of school days (2021-22 Civil Rights Data Collection).
Among Marlborough's elementary schools, it stands alongside Goodnow Brothers Elementary School (781 students): Charles Jaworek School is smaller than that campus by headcount and runs leaner classes (12.1:1 vs 13.7:1).
Marlborough also operates Marlborough High (985 students) and 1 Lt Charles W. Whitcomb School (965 students) alongside Charles Jaworek School.
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
How Charles Jaworek School compares
Charles Jaworek 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 | 12.1:1 | ▼ 2% | 12.3:1 | 15.7:1 |
| Enrollment | 631 | top 23% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
12.1:1
Leaner classes than 75% of US schools, among the more generously staffed nationally.
631
Bigger than 75% of US schools by enrollment, mid-sized for the country.
Equity indicators (what these measure)
Staffing depth
12.1:1
students per teacher
- 2% below state mean
Top 54% in Massachusetts - lower ratio than 46% of state schools
Well under the widely cited 15:1 individualized-attention benchmark, among the leaner class loads nationally.
Engagement
33.3%
chronically absent (missed 10%+ of school days)
At or above 20%, the commonly used threshold for "high" chronic absenteeism, signaling significant barriers to regular attendance.
Funding equity
$20,738
per pupil, district-wide
- below Massachusetts avg of $22,458
Well above the U.S. public-school average, reflecting substantially higher local or state investment per enrolled student.
Support staff
Counselors2.0 FTE
Per 316 students, the combined health-and-guidance staffing load for this school.
Discipline context
9
in-school suspensions + 5 out-of-school
Suspension rate: 1.4 per 100 students. Combined in-school and out-of-school rate: 2.2 per 100 students. Reported via the Civil Rights Data Collection.
Overview
- Common Core of Data (June 2026): enrollment, staffing, and the student-teacher ratio above.
- Civil Rights Data Collection: discipline counts and program access (AP, gifted, special education).
- F-33 School District Finance Survey: the district-wide per-pupil spending figures below.
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.
Student demographics
Hispanic or Latino 54.2%
White 35.2%
African American 4.6%
Two or More 2.9%
Asian 2.7%
American Indian / Alaska Native 0.5%
Largest group: Hispanic or Latino at 54.2% of enrollment.
Student-body diversity index 57.9/100
Simpson diversity index - at 57.9, Charles Jaworek School is more mixed than the Massachusetts school average of 47.3.
Programs
Funding & spending
District-wide per-pupil expenditure for Marlborough, which includes Charles Jaworek School.
$20,738
Per student
-8%
vs Massachusetts
Avg $22,458
+25%
vs U.S.
Avg $16,593
Revenue mix
Local 42.8%
State 48.0%
Federal 9.2%
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.
How Charles Jaworek School Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Marlborough High | Larger | No free-lunch data | Lower S:T ratio |
| 1 Lt Charles W. Whitcomb School | Larger | No free-lunch data | Lower S:T ratio |
| Goodnow Brothers Elementary School | Similar size | No free-lunch data | Higher S:T ratio |
| Richer | Similar size | No free-lunch data | Similar S:T ratio |
| Francis J Kane | Similar size | No free-lunch data | Higher S:T ratio |
Comparisons are relative to Charles Jaworek School's own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
- Enrollment
- 985
- Students per teacher
- 10.2:1
- Resource Index
- 43/100
- Enrollment
- 965
- Students per teacher
- 9.7:1
- Resource Index
- 46/100
- Enrollment
- 781
- Students per teacher
- 13.7:1
- Resource Index
- 29/100
- Enrollment
- 596
- Students per teacher
- 13.2:1
- Resource Index
- 32/100
- Enrollment
- 575
- Students per teacher
- 13.7:1
- Resource Index
- 38/100
Similar elementary schools in Marlborough
3 comparable elementary schools (grades K-5) serving the same city.
Similar elementary schools statewide
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.
Similar enrollment (~631 students)
Similar student-teacher ratio (~12.1:1)
Next steps
Verify locally before acting on Charles Jaworek School's federal record.
- Compare Charles Jaworek School against another school. Compare schools
- Marlborough's spending and staffing shape this school. District profile
- Confirm current enrollment and boundaries with the school. Choosing guide
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.
Frequently asked questions about Charles Jaworek School
How many students attend Charles Jaworek School?
Charles Jaworek School has 631 students enrolled. It is an elementary school in Marlborough, MA.
What is the student-teacher ratio at Charles Jaworek School?
The student-teacher ratio at Charles Jaworek School is 12.1:1, which is 2% lower than the Massachusetts average of 12.3:1 and 23% lower than the national average of 15.7:1. Lower ratios generally mean more individual attention per student.
What is the racial and ethnic makeup of Charles Jaworek School?
The largest demographic group at Charles Jaworek School is Hispanic or Latino at 54.2% of enrollment, in Marlborough, MA. Its student body is more racially and ethnically mixed than most US schools, with a diversity index of 57.9/100.
What is the Resource Investment Index for Charles Jaworek School?
Charles Jaworek School has a Resource Investment Index of 34/100 (typical 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).
How does Charles Jaworek School rank among elementary schools in Marlborough?
By Resource Investment Index, Charles Jaworek School ranks #2 of 4 elementary schools in Marlborough, MA. This compares federal resource and staffing data among local peers; it is not a test-score or academic ranking. See all elementary schools in Marlborough on the city page.
Is Charles Jaworek School a good school?
Charles Jaworek School earns 34/100 on the Resource Investment Index, with class sizes near the Massachusetts median. 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.
What other schools are in Marlborough?
Besides Charles Jaworek School, Marlborough also operates Marlborough High (985 students), 1 Lt Charles W. Whitcomb School (965 students), and Goodnow Brothers Elementary School (781 students). See the Marlborough district page for the complete list.
Related tools
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.