- Enrollment
- 942
- Students per teacher
- 9.9:1
- Resource Index
- 43/100
Other / mixed grade configuration · Mystic, CT
Mystic River Magnet School
Federal NCES profile for Mystic River Magnet School, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 42/100.
2024-25 NCES dataOther / mixed grade configurationNCES 090177001947
👥 S:T ratio 49
🌟 Gifted program 30
📋 Attendance 47
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Mystic River Magnet School earns 42/100 on the Resource Investment Index, with class sizes larger than 71% of Connecticut schools.
- #3 of 3
- public schools in Mystic · Resource Index
- 42
- Resource Index · Typical
- 12.7:1
- large classes for Connecticut
- 35.8%
- free-lunch eligible
Mystic River Magnet School has class sizes larger than 71% of Connecticut schools. Computed live against every Connecticut school reporting to NCES.
By Resource Investment Index, Mystic River Magnet School ranks #3 of 3 public schools in Mystic, CT.
School address
District: Groton School District · Connecticut
NCES ID 090177001947 Verify on NCES CCD record →
CCD year-over-year · 2022-23 → 2023-24
-12 students YoY
Mystic River Magnet School held near 511 students from 2022-23 to 2023-24 (-12 headcount).
Teacher FTE added 41.2 → 42.6 across the same CCD years.
Source: NCES Common Core of Data public-school universe (2022-23, 2023-24).
Steady CCD campus
-12 students YoY 090177001947 · Mystic, CT Other · MID · TRAD
520 enr · 12.7:1 · 35.8% lunch · RII 42
Nearest enrollment peer: Robert E. Fitch High School (942 students)
Mystic River Magnet School held near 511 students from 2022-23 to 2023-24 (-12 headcount). Teacher FTE added 41.2 → 42.6 across the same CCD years. Read with this school → · District book → · Connecticut schools → · Find another →
Mystic River Magnet School in the enrollment neighbourhood
Fall enrollment among this campus and nearest district peers
- Robert E. Fitc
Robert E. Fitch High School
942 students
- Groton Middle
Groton Middle School
884 students
- This school
Mystic River Magnet School
520 students
- Thames River M
Thames River Magnet School
501 students
- Northeast Acad
Northeast Academy Magnet School
392 students
- Catherine Koln 375
Catherine Kolnaski Magnet School
375 students
What this shows Mystic River Magnet School reports 520 students on the CCD universe file.
How Mystic River Magnet School compares
Mystic River Magnet 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 | 12.7:1 | ▲ 5% | 12.1:1 | 15.7:1 |
| Free-lunch eligible | 35.8% | ▼ 2% | 36.4% | 51.7% |
| Enrollment | 520 | top 30% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
12.7:1
Leaner classes than 69% of US schools, among the more generously staffed nationally.
520
Bigger than 64% of US schools by enrollment, mid-sized for the country.
Equity indicators methodology
Economic need
35.8%
free-lunch eligible
- 2% 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
12.7:1
students per teacher
- 5% above state mean
Top 71% in Connecticut - lower ratio than 29% of state schools
Well under the widely cited 15:1 individualized-attention benchmark, among the leaner class loads nationally.
Engagement
21.3%
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
$24,584
per pupil, district-wide
- below 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
3
in-school suspensions + 2 out-of-school
Suspension rate: 0.6 per 100 students. Combined in-school and out-of-school rate: 1.0 per 100 students. Reported via the Civil Rights Data Collection.
Student demographics
White 43.1%
Hispanic or Latino 30.8%
Two or More 11.2%
African American 7.3%
Asian 6.7%
American Indian / Alaska Native 0.6%
Native Hawaiian / Pacific Islander 0.4%
Largest group: White at 43.1% of enrollment.
Student-body diversity index 69.7/100
Simpson diversity index - at 69.7, Mystic River Magnet School is more mixed than the Connecticut school average of 50.5.
Programs
District finance for Groton School District reports $24,584 per pupil (NCES F-33) - open the district page for the full revenue mix.
How Mystic River Magnet School Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Robert E. Fitch High School | Larger | Similar economic need | Lower S:T ratio |
| Groton Middle School | Larger | Similar economic need | Similar S:T ratio |
| Thames River Magnet School | Similar size | Similar economic need | Similar S:T ratio |
| Northeast Academy Magnet School | Similar size | Lower economic need | Similar S:T ratio |
| Catherine Kolnaski Magnet School | Smaller | Similar economic need | Similar S:T ratio |
Comparisons are relative to Mystic River Magnet School's own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
- Enrollment
- 884
- Students per teacher
- 11.5:1
- Resource Index
- 44/100
- Enrollment
- 501
- Students per teacher
- 11.7:1
- Resource Index
- 58/100
- Enrollment
- 392
- Students per teacher
- 12.6:1
- Resource Index
- 46/100
- Enrollment
- 375
- Students per teacher
- 11.7:1
- Resource Index
- 36/100
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 (~520 students)
Frequently asked questions about Mystic River Magnet School
How many students attend Mystic River Magnet School?
Mystic River Magnet School has 520 students enrolled. It is a public school in Mystic, CT. CCD year-over-year: 523 (2022-23) → 511 (2023-24), nearly flat (-12).
What is the student-teacher ratio at Mystic River Magnet School?
The student-teacher ratio at Mystic River Magnet School is 12.7:1, which is 5% higher than the Connecticut average of 12.1:1 and 19% lower than the national average of 15.7:1.
What percentage of students receive free lunch at Mystic River Magnet School?
35.8% of students at Mystic River Magnet School are eligible for free lunch, compared to the Connecticut average of 36.4%.
What is the racial and ethnic makeup of Mystic River Magnet School?
The largest demographic group at Mystic River Magnet School is White at 43.1% of enrollment, in Mystic, CT. Its student body is more racially and ethnically mixed than most US schools, with a diversity index of 69.7/100.
What is the Resource Investment Index for Mystic River Magnet School?
Mystic River Magnet School has a Resource Investment Index of 42/100 (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 Mystic River Magnet School rank among public schools in Mystic?
By Resource Investment Index, Mystic River Magnet School ranks #3 of 3 public schools in Mystic, CT. This compares federal resource and staffing data among local peers; it is not a test-score or academic ranking.
What other schools are in Groton School District?
Besides Mystic River Magnet School, Groton School District also operates Robert E. Fitch High School (942 students), Groton Middle School (884 students), and Thames River Magnet School (501 students). See the Groton School District district page for the complete list.