Enrollment
185
New York · 2024-25 NCES data
Middle school (grades 6-8) · Clayton, NY
Thousand Islands Middle School
Federal NCES profile for Thousand Islands Middle School, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 41/100.
2024-25 NCES dataMiddle school (grades 6-8)NCES 360765004711
👥 S:T ratio 63
🌟 Gifted program 30
🎓 Counselors 63
📋 Attendance 9
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Thousand Islands Middle School earns 41/100 on the Resource Investment Index, with class sizes smaller than 79% of New York schools. It is also less racially and ethnically mixed than most New York schools.
- #1 of 3
- public schools in Clayton · Resource Index
- 41
- Resource Index · Typical
- 9.3:1
- small classes for New York
- 44.5%
- free-lunch eligible
Thousand Islands Middle School has class sizes smaller than 79% of New York schools. Computed live against every New York school reporting to NCES.
By Resource Investment Index, Thousand Islands Middle School ranks #1 of 3 public schools in Clayton, NY.
School address
District: Thousand Islands Central School District · New York
NCES ID 360765004711 Verify on NCES CCD record →
Teachers (FTE)
20.0
Federal CCD staff survey
Students per teacher
9.3:1
vs 11.8:1 New York avg
-21% vs state
Free-lunch eligible
44.5%
vs 56.2% New York avg
-21% vs state
Student-teacher ratio in context
How Thousand Islands Middle School compares with New York and U.S. medians
What stands out at Thousand Islands Middle School
Thousand Islands Middle School is a small middle school in Clayton, New York, enrolling 185 students.
Class sizes run a bit leaner than typical: 9.3:1 puts it in the smaller third of New York schools by student-teacher ratio.
Economic need runs somewhat below the state's typical profile, with 44.5% of students eligible for free meals.
This is a small campus: fewer students than 91% of New York schools, with 185 enrolled.
Its Resource Investment Index sits near the middle of the pack among 4,801 scored New York schools.
Against 238 statewide peers matched on enrollment and economic need, it ranks mid-pack at #135.
Its student body is predominantly White (94% of enrollment), among the less diverse in the state (diversity index 12/100).
Counselor coverage is strong, about 185 students per counselor, inside the American School Counselor Association's recommended 250:1.
Chronic absenteeism is elevated: 36.2% of students missed 10% or more of school days (2021-22 Civil Rights Data Collection).
Thousand Islands Central School District also operates Thousand Islands High School (262 students) and Guardino Elementary School (243 students) alongside Thousand Islands Middle 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 Thousand Islands Middle School compares
Thousand Islands Middle School on the metrics families compare, against New York and U.S. means.
| Metric | This school | vs New York | New York avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 9.3:1 | ▼ 21% | 11.8:1 | 15.7:1 |
| Free-lunch eligible | 44.5% | ▼ 21% | 56.2% | 51.7% |
| Enrollment | 185 | top 91% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
9.3:1
Leaner classes than 92% of US schools, among the more generously staffed nationally.
185
Bigger than 18% of US schools by enrollment, a small campus.
Equity indicators (what these measure)
Economic need
44.5%
free-lunch eligible
- 21% below the New York average of 56.2%
Above the 40% Title I schoolwide threshold; federal funds support the whole school, not individual students.
Staffing depth
9.3:1
students per teacher
- 21% below state mean
Top 21% in New York - lower ratio than 79% of state schools
Well under the widely cited 15:1 individualized-attention benchmark, among the leaner class loads nationally.
Engagement
36.2%
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
$21,279
per pupil, district-wide
- below New York avg of $26,410
Well above the U.S. public-school average, reflecting substantially higher local or state investment per enrolled student.
Support staff
Counselors1.0 FTE
Per 185 students, the combined health-and-guidance staffing load for this school.
Discipline context
14
in-school suspensions + 11 out-of-school
Suspension rate: 7.6 per 100 students. Combined in-school and out-of-school rate: 13.5 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
White 93.5%
Two or More 4.3%
Hispanic or Latino 2.2%
Largest group: White at 93.5% of enrollment.
Student-body diversity index 12.3/100
Simpson diversity index - at 12.3, Thousand Islands Middle School is less mixed than the New York school average of 45.5.
Programs
Funding & spending
District-wide per-pupil expenditure for Thousand Islands Central School District, which includes Thousand Islands Middle School.
$21,279
Per student
-19%
vs New York
Avg $26,410
+28%
vs U.S.
Avg $16,593
Revenue mix
Local 44.6%
State 43.6%
Federal 11.8%
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 Thousand Islands Middle School Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Thousand Islands High School | Larger | Similar economic need | Higher S:T ratio |
| Guardino Elementary School | Larger | Similar economic need | Higher S:T ratio |
| Bashaw Elementary School | Smaller | Similar economic need | Higher S:T ratio |
Comparisons are relative to Thousand Islands Middle School's own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
- Enrollment
- 262
- Students per teacher
- 13.8:1
- Resource Index
- 37/100
- Enrollment
- 243
- Students per teacher
- 11:1
- Resource Index
- 29/100
- Enrollment
- 109
- Students per teacher
- 12.1:1
- Resource Index
- 33/100
Similar middle schools statewide
Matched by enrollment size and by staffing ratio across all of New York, not just this city - a different peer set than the local comparisons above.
Similar enrollment (~185 students)
Next steps
Verify locally before acting on Thousand Islands Middle School's federal record.
- Compare Thousand Islands Middle School against another school. Compare schools
- Thousand Islands Central School District'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 Thousand Islands Middle School
How many students attend Thousand Islands Middle School?
Thousand Islands Middle School has 185 students enrolled. It is a middle school in Clayton, NY.
What is the student-teacher ratio at Thousand Islands Middle School?
The student-teacher ratio at Thousand Islands Middle School is 9.3:1, which is 21% lower than the New York average of 11.8:1 and 41% 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 Thousand Islands Middle School?
44.5% of students at Thousand Islands Middle School are eligible for free lunch, compared to the New York average of 56.2%.
What is the racial and ethnic makeup of Thousand Islands Middle School?
The largest demographic group at Thousand Islands Middle School is White at 93.5% of enrollment, in Clayton, NY.
What is the Resource Investment Index for Thousand Islands Middle School?
Thousand Islands Middle School has a Resource Investment Index of 41/100 (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 Thousand Islands Middle School rank among public schools in Clayton?
By Resource Investment Index, Thousand Islands Middle School ranks #1 of 3 public schools in Clayton, NY. This compares federal resource and staffing data among local peers; it is not a test-score or academic ranking. See all public schools in Clayton on the city page.
Is Thousand Islands Middle School a good school?
Thousand Islands Middle School earns 41/100 on the Resource Investment Index, with class sizes smaller than 79% of New York schools. It is also less racially and ethnically mixed than most New York schools. 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 Thousand Islands Central School District?
Besides Thousand Islands Middle School, Thousand Islands Central School District also operates Thousand Islands High School (262 students), Guardino Elementary School (243 students), and Bashaw Elementary School (109 students). See the Thousand Islands Central School District 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.