- Enrollment
- 2,424
- Students per teacher
- 19.5:1
- Resource Index
- 39/100
Other / mixed grade configuration · Roxbury, MA
Mason Elementary School
Federal NCES profile for Mason Elementary School, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 40/100.
2024-25 NCES dataOther / mixed grade configurationNCES 250279000322
👥 S:T ratio 64
🌟 Gifted program 30
📋 Attendance 25
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Mason Elementary School earns 40/100 on the Resource Investment Index, with class sizes smaller than 90% of Massachusetts schools.
- #1 of 12
- schools in Roxbury · Resource Index
- 40
- Resource Index · Typical
- 8.9:1
- small classes for Massachusetts
- 205
- students enrolled
Mason Elementary School has class sizes smaller than 90% of Massachusetts schools. Computed live against every Massachusetts school reporting to NCES.
By Resource Investment Index, Mason Elementary School ranks #1 of 12 schools in Roxbury, MA.
School address
CCD year-over-year · 2022-23 → 2023-24
+1 students YoY
Mason Elementary School held near 189 students from 2022-23 to 2023-24 (+1 headcount).
Teacher FTE lost 23.5 → 19.7 across the same CCD years.
Source: NCES Common Core of Data public-school universe (2022-23, 2023-24).
Steady CCD campus
+1 students YoY 250279000322 · Roxbury, MA Other · SMALL · TRAD
205 enr · 8.9:1 · RII 40
Nearest enrollment peer: Boston Latin School (2,424 students)
Mason Elementary School held near 189 students from 2022-23 to 2023-24 (+1 headcount). Teacher FTE lost 23.5 → 19.7 across the same CCD years. Read with this school → · District book → · Massachusetts schools → · Find another →
Mason Elementary School in the enrollment neighbourhood
Fall enrollment among this campus and nearest district peers
- Boston Latin S
Boston Latin School
2,424 students
- Boston Latin A
Boston Latin Academy
1,693 students
- O'bryant Schoo
O'bryant School of Math & Science
1,509 students
- East Boston Hi
East Boston High School
1,252 students
- Madison Park T
Madison Park Technical Vocational High School
1,121 students
- This school 205
Mason Elementary School
205 students
What this shows Mason Elementary School reports 205 students on the CCD universe file.
How Mason Elementary School compares
Mason Elementary School held steady on CCD headcount: ratios and free-lunch share vs Massachusetts and U.S. means.
| Metric | This school | vs Massachusetts | Massachusetts avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 8.9:1 | ▼ 28% | 12.3:1 | 15.7:1 |
| Enrollment | 205 | top 86% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
8.9:1
Leaner classes than 93% of US schools, among the more generously staffed nationally.
205
Bigger than 20% of US schools by enrollment, a small campus.
Equity indicators methodology
Staffing depth
8.9:1
students per teacher
- 28% below state mean
Top 10% in Massachusetts - lower ratio than 90% of state schools
Well under the widely cited 15:1 individualized-attention benchmark, among the leaner class loads nationally.
Engagement
30.2%
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
$36,906
per pupil, district-wide
- above Massachusetts avg of $23,695
Well above the U.S. public-school average, reflecting substantially higher local or state investment per enrolled student.
Support staff
Counselors0.0 FTE
Student-support staffing from the Civil Rights Data Collection.
Discipline context
0
in-school suspensions + 0 out-of-school
Suspension rate: 0.0 per 100 students. Combined in-school and out-of-school rate: 0.0 per 100 students. Reported via the Civil Rights Data Collection.
Student demographics
African American 50.7%
Hispanic or Latino 40.0%
White 4.9%
Two or More 3.9%
American Indian / Alaska Native 0.5%
Largest group: African American at 50.7% of enrollment.
Student-body diversity index 57.9/100
Simpson diversity index - at 57.9, Mason Elementary School is more mixed than the Massachusetts school average of 47.3.
Programs
District finance for Boston reports $36,906 per pupil (NCES F-33) - open the district page for the full revenue mix.
How Mason Elementary School Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Boston Latin School | Larger | No free-lunch data | Higher S:T ratio |
| Boston Latin Academy | Larger | No free-lunch data | Higher S:T ratio |
| O'bryant School of Math & Science | Larger | No free-lunch data | Higher S:T ratio |
| East Boston High School | Larger | No free-lunch data | Higher S:T ratio |
| Madison Park Technical Vocational High School | Larger | No free-lunch data | Similar S:T ratio |
Comparisons are relative to Mason Elementary School's own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
- Enrollment
- 1,693
- Students per teacher
- 18.6:1
- Resource Index
- 32/100
- Enrollment
- 1,509
- Students per teacher
- 14.8:1
- Resource Index
- 27/100
- Enrollment
- 1,252
- Students per teacher
- 13:1
- Resource Index
- 34/100
- Enrollment
- 1,121
- Students per teacher
- 9.6:1
- Resource Index
- 29/100
Similar other schools in Roxbury
6 comparable other schools (grades Mixed) serving the same city.
O'bryant School of Math & Science
Standard public school
1,509 students 14.8:1 students per teacher
Roxbury Preparatory Charter School
Standard public school
1,126 students 10:1 students per teacher
Orchard Gardens K-8 School
Standard public school
689 students 9.8:1 students per teacher
Dearborn 6-12 Stem Academy
Standard public school
565 students 12.3:1 students per teacher
Ellis Elementary School
Standard public school
391 students 11.2:1 students per teacher
Hernandez K-8 School
Standard public school
372 students 13.8:1 students per teacher
Nationwide other schools with similar size or staffing
Out-of-state peers matched by enrollment and by student-teacher ratio, not the same-city or same-district lists above.
Similar enrollment (~205 students)
Frequently asked questions about Mason Elementary School
How many students attend Mason Elementary School?
Mason Elementary School has 205 students enrolled. It is a public school in Roxbury, MA. CCD year-over-year: 188 (2022-23) → 189 (2023-24), nearly flat (+1).
What is the student-teacher ratio at Mason Elementary School?
The student-teacher ratio at Mason Elementary School is 8.9:1, which is 28% lower than the Massachusetts average of 12.3:1 and 43% 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 Mason Elementary School?
The largest demographic group at Mason Elementary School is African American at 50.7% of enrollment, in Roxbury, 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 Mason Elementary School?
Mason Elementary School has a Resource Investment Index of 40/100 (typical reported resources relative to schools nationally) based on 3 factors: student-teacher ratio, gifted-program reporting, chronic absenteeism. Not a test-score or academic measure (national median ~41/100, see methodology).
How does Mason Elementary School rank among schools in Roxbury?
By Resource Investment Index, Mason Elementary School ranks #1 of 12 schools in Roxbury, MA. This compares federal resource and staffing data among local peers; it is not a test-score or academic ranking. See all schools in Roxbury on the city page.
What other schools are in Boston?
Besides Mason Elementary School, Boston also operates Boston Latin School (2,424 students), Boston Latin Academy (1,693 students), and O'bryant School of Math & Science (1,509 students). See the Boston district page for the complete list.