- Enrollment
- 2,620
- Students per teacher
- 12.5:1
- Resource Index
- 54/100
Middle school (grades 6-8) · Greenwich, CT
Central Middle School
Federal NCES profile for Central Middle School, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 65/100.
2024-25 NCES dataMiddle school (grades 6-8)NCES 090171000295
👥 S:T ratio 65
🌟 Gifted program 70
📋 Attendance 59
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Central Middle School earns 65/100 on the Resource Investment Index, with class sizes smaller than 91% of Connecticut schools.
- #4 of 9
- public schools in Greenwich · Resource Index
- 65
- Resource Index · Higher
- 8.8:1
- small classes for Connecticut
- 15.8%
- free-lunch eligible
Central Middle School has class sizes smaller than 91% of Connecticut schools. Computed live against every Connecticut school reporting to NCES.
By Resource Investment Index, Central Middle School ranks #4 of 9 public schools in Greenwich, CT.
School address
District: Greenwich School District · Connecticut
NCES ID 090171000295 Verify on NCES CCD record →
CCD year-over-year · 2022-23 → 2023-24
-3 students YoY
Central Middle School held near 503 students from 2022-23 to 2023-24 (-3 headcount).
Teacher FTE lost 55.0 → 51.8 across the same CCD years.
Source: NCES Common Core of Data public-school universe (2022-23, 2023-24).
Steady CCD campus
-3 students YoY 090171000295 · Greenwich, CT Middle · SMALL · TRAD
483 enr · 8.8:1 · 15.8% lunch · RII 65
Nearest enrollment peer: Greenwich High School (2,620 students)
Central Middle School held near 503 students from 2022-23 to 2023-24 (-3 headcount). Teacher FTE lost 55.0 → 51.8 across the same CCD years. Read with this school → · District book → · Connecticut schools → · Find another →
Central Middle School in the enrollment neighbourhood
Fall enrollment among this campus and nearest district peers
- Greenwich High
Greenwich High School
2,620 students
- Eastern Middle 797
Eastern Middle School
797 students
- Western Middle 563
Western Middle School
563 students
- This school 483
Central Middle School
483 students
- Riverside Scho 440
Riverside School
440 students
- North Mianus S 423
North Mianus School
423 students
What this shows Central Middle School reports 483 students on the CCD universe file.
How Central Middle School compares
Central Middle School held steady on CCD headcount: ratios and free-lunch share vs Connecticut and U.S. means.
| Metric | This school | vs Connecticut | Connecticut avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 8.8:1 | ▼ 27% | 12.1:1 | 15.7:1 |
| Free-lunch eligible | 15.8% | ▼ 57% | 36.4% | 51.7% |
| Enrollment | 483 | top 35% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
8.8:1
Leaner classes than 93% of US schools, among the more generously staffed nationally.
483
Bigger than 59% of US schools by enrollment, mid-sized for the country.
Equity indicators methodology
Economic need
15.8%
free-lunch eligible
- 57% below the Connecticut average of 36.4%
Below the 40% Title I threshold; federal aid targets individual qualifying students rather than schoolwide programs.
Staffing depth
8.8:1
students per teacher
- 27% below state mean
Top 9% in Connecticut - lower ratio than 91% of state schools
Well under the widely cited 15:1 individualized-attention benchmark, among the leaner class loads nationally.
Engagement
16.4%
chronically absent (missed 10%+ of school days)
In the 15-20% range, nearing the "high" absenteeism threshold.
Funding equity
$31,154
per pupil, district-wide
- above Connecticut avg of $24,680
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
13
in-school suspensions + 2 out-of-school
Suspension rate: 2.7 per 100 students. Combined in-school and out-of-school rate: 3.1 per 100 students. Reported via the Civil Rights Data Collection.
Student demographics
White 65.2%
Hispanic or Latino 17.6%
Two or More 7.9%
Asian 7.7%
African American 1.4%
American Indian / Alaska Native 0.2%
Largest group: White at 65.2% of enrollment.
Student-body diversity index 53.2/100
Simpson diversity index - at 53.2, Central Middle School is more mixed than the Connecticut school average of 50.5.
Programs
Gifted & talented Yes
District finance for Greenwich School District reports $31,154 per pupil (NCES F-33) - open the district page for the full revenue mix.
How Central Middle School Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Greenwich High School | Larger | Similar economic need | Higher S:T ratio |
| Eastern Middle School | Larger | Lower economic need | Higher S:T ratio |
| Western Middle School | Similar size | Higher economic need | Similar S:T ratio |
| Riverside School | Similar size | Lower economic need | Higher S:T ratio |
| North Mianus School | Similar size | Lower economic need | Higher S:T ratio |
Comparisons are relative to Central Middle School's own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
- Enrollment
- 797
- Students per teacher
- 10.4:1
- Resource Index
- 66/100
- Enrollment
- 563
- Students per teacher
- 8.3:1
- Resource Index
- 67/100
- Enrollment
- 440
- Students per teacher
- 12.6:1
- Resource Index
- 68/100
- Enrollment
- 423
- Students per teacher
- 10.8:1
- Resource Index
- 64/100
Similar middle schools in Greenwich
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 (~483 students)
Similar student-teacher ratio (~8.8:1)
Frequently asked questions about Central Middle School
How many students attend Central Middle School?
Central Middle School has 483 students enrolled. It is a middle school in Greenwich, CT. CCD year-over-year: 506 (2022-23) → 503 (2023-24), nearly flat (-3).
What is the student-teacher ratio at Central Middle School?
The student-teacher ratio at Central Middle School is 8.8:1, which is 27% lower than the Connecticut average of 12.1:1 and 44% lower than the national average of 15.7:1. Lower ratios generally mean more individual attention per student.
What percentage of students receive free lunch at Central Middle School?
15.8% of students at Central Middle School are eligible for free lunch, compared to the Connecticut average of 36.4%.
What is the racial and ethnic makeup of Central Middle School?
The largest demographic group at Central Middle School is White at 65.2% of enrollment, in Greenwich, CT. Its student body is more racially and ethnically mixed than most US schools, with a diversity index of 53.2/100.
What is the Resource Investment Index for Central Middle School?
Central Middle School has a Resource Investment Index of 65/100 (higher 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 Central Middle School rank among public schools in Greenwich?
By Resource Investment Index, Central Middle School ranks #4 of 9 public schools in Greenwich, CT. This compares federal resource and staffing data among local peers; it is not a test-score or academic ranking. See all public schools in Greenwich on the city page.
What other schools are in Greenwich School District?
Besides Central Middle School, Greenwich School District also operates Greenwich High School (2,620 students), Eastern Middle School (797 students), and Western Middle School (563 students). See the Greenwich School District district page for the complete list.