- Enrollment
- 1,677
- Students per teacher
- 14.6:1
- Resource Index
- 44/100
Middle school (grades 6-8) · Arlington, MA
Gibbs School
Federal NCES profile for Gibbs School, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 56/100.
2024-25 NCES dataMiddle school (grades 6-8)NCES 250198002889
👥 S:T ratio 47
🌟 Gifted program 30
🎓 Counselors 65
📋 Attendance 83
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Gibbs School earns 56/100 on the Resource Investment Index, with class sizes larger than 70% of Massachusetts schools.
- #1 of 11
- public schools in Arlington · Resource Index
- 56
- Resource Index · Higher
- 13.2:1
- large classes for Massachusetts
- 529
- students enrolled
Gibbs School has class sizes larger than 70% of Massachusetts schools. Computed live against every Massachusetts school reporting to NCES.
By Resource Investment Index, Gibbs School ranks #1 of 11 public schools in Arlington, MA.
School address
District: Arlington · Massachusetts
NCES ID 250198002889 Verify on NCES CCD record →
CCD year-over-year · 2022-23 → 2023-24
-43 students YoY
Gibbs School shrank from 511 students in 2022-23 to 468 in 2023-24 (-8.4%).
Teacher FTE lost 41.0 → 38.8 across the same CCD years.
Source: NCES Common Core of Data public-school universe (2022-23, 2023-24).
Shrinking CCD campus
-43 students YoY 250198002889 · Arlington, MA Middle · MID · TRAD
529 enr · 13.2:1 · RII 56
Nearest enrollment peer: Arlington High (1,677 students)
Gibbs School shrank from 511 students in 2022-23 to 468 in 2023-24 (-8.4%). Teacher FTE lost 41.0 → 38.8 across the same CCD years. Read with this school → · District book → · Massachusetts schools → · Find another →
Gibbs School in the enrollment neighbourhood
Fall enrollment among this campus and nearest district peers
- Arlington High
Arlington High
1,677 students
- Ottoson Middle
Ottoson Middle
963 students
- Thompson 537
Thompson
537 students
- This school 529
Gibbs School
529 students
- M Norcross Str 448
M Norcross Stratton
448 students
- Brackett 394
Brackett
394 students
What this shows Gibbs School reports 529 students on the CCD universe file.
How Gibbs School compares
Gibbs School is a shrinking campus on CCD: ratios and free-lunch share vs Massachusetts and U.S. means.
| Metric | This school | vs Massachusetts | Massachusetts avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 13.2:1 | ▲ 7% | 12.3:1 | 15.7:1 |
| Enrollment | 529 | top 33% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
13.2:1
Leaner classes than 65% of US schools, a middle-of-the-pack class size.
529
Bigger than 65% of US schools by enrollment, mid-sized for the country.
Equity indicators methodology
Staffing depth
13.2:1
students per teacher
- 7% above state mean
Top 70% in Massachusetts - lower ratio than 30% of state schools
Close to the 15:1 benchmark most often cited for individualized attention.
Engagement
7.0%
chronically absent (missed 10%+ of school days)
In the 5-10% range, close to the pre-pandemic national baseline.
Funding equity
$20,753
per pupil, district-wide
- below Massachusetts avg of $23,695
Somewhat above the U.S. public-school average, reflecting higher local or state investment per enrolled student.
Support staff
Counselors3.0 FTE
Per 176 students, the combined health-and-guidance staffing load for this school.
Discipline context
0
in-school suspensions + 5 out-of-school
Suspension rate: 0.0 per 100 students. Combined in-school and out-of-school rate: 0.9 per 100 students. Reported via the Civil Rights Data Collection.
Student demographics
White 67.3%
Asian 10.6%
Two or More 10.5%
Hispanic or Latino 7.0%
African American 4.6%
Largest group: White at 67.3% of enrollment.
Student-body diversity index 51.8/100
Simpson diversity index - at 51.8, Gibbs School is more mixed than the Massachusetts school average of 47.3.
Programs
District finance for Arlington reports $20,753 per pupil (NCES F-33) - open the district page for the full revenue mix.
How Gibbs School Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Arlington High | Larger | No free-lunch data | Similar S:T ratio |
| Ottoson Middle | Larger | No free-lunch data | Lower S:T ratio |
| Thompson | Similar size | No free-lunch data | Similar S:T ratio |
| M Norcross Stratton | Similar size | No free-lunch data | Similar S:T ratio |
| Brackett | Smaller | No free-lunch data | Similar S:T ratio |
Comparisons are relative to Gibbs School's own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
- Enrollment
- 963
- Students per teacher
- 11.7:1
- Resource Index
- 56/100
- Enrollment
- 537
- Students per teacher
- 13.8:1
- Resource Index
- 48/100
- Enrollment
- 448
- Students per teacher
- 12.4:1
- Resource Index
- 50/100
- Enrollment
- 394
- Students per teacher
- 11.9:1
- Resource Index
- 44/100
Similar middle schools in Arlington
1 comparable middle schools (grades 6-8) serving the same city.
Nationwide middle 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 (~529 students)
Similar student-teacher ratio (~13.2:1)
Frequently asked questions about Gibbs School
How many students attend Gibbs School?
Gibbs School has 529 students enrolled. It is a middle school in Arlington, MA. CCD year-over-year: 511 (2022-23) → 468 (2023-24), down 43.
What is the student-teacher ratio at Gibbs School?
The student-teacher ratio at Gibbs School is 13.2:1, which is 7% higher than the Massachusetts average of 12.3:1 and 16% lower than the national average of 15.7:1.
What is the racial and ethnic makeup of Gibbs School?
The largest demographic group at Gibbs School is White at 67.3% of enrollment, in Arlington, MA. Its student body is more racially and ethnically mixed than most US schools, with a diversity index of 51.8/100.
What is the Resource Investment Index for Gibbs School?
Gibbs School has a Resource Investment Index of 56/100 (higher reported resources relative to schools nationally) based on 4 factors: student-teacher ratio, gifted-program reporting, counselor availability, chronic absenteeism. Not a test-score or academic measure (national median ~41/100, see methodology).
How does Gibbs School rank among public schools in Arlington?
By Resource Investment Index, Gibbs School ranks #1 of 11 public schools in Arlington, MA. This compares federal resource and staffing data among local peers; it is not a test-score or academic ranking. See all public schools in Arlington on the city page.
What other schools are in Arlington?
Besides Gibbs School, Arlington also operates Arlington High (1,677 students), Ottoson Middle (963 students), and Thompson (537 students). See the Arlington district page for the complete list.