- Enrollment
- 780
- Students per teacher
- 11.5:1
- Resource Index
- 38/100
Elementary school (grades K-5) · Ardsley, NY
Ardsley Middle School
Federal NCES profile for Ardsley Middle School, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 53/100.
2024-25 NCES dataElementary school (grades K-5)NCES 360318000081
👥 S:T ratio 53
🌟 Gifted program 30
🎓 Counselors 47
📋 Attendance 82
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Ardsley Middle School earns 53/100 on the Resource Investment Index, with class sizes near the New York median.
- #2 of 3
- public schools in Ardsley · Resource Index
- 53
- Resource Index · Higher
- 11.8:1
- students per teacher
- 790
- students enrolled
Ardsley Middle School has class sizes near the New York median. Computed live against every New York school reporting to NCES.
By Resource Investment Index, Ardsley Middle School ranks #2 of 3 public schools in Ardsley, NY.
School address
District: Ardsley Union Free School District · New York
NCES ID 360318000081 Verify on NCES CCD record →
CCD year-over-year · 2022-23 → 2023-24
+12 students YoY
Ardsley Middle School held near 766 students from 2022-23 to 2023-24 (+12 headcount).
Teacher FTE added 67.2 → 70.3 across the same CCD years.
Source: NCES Common Core of Data public-school universe (2022-23, 2023-24).
Steady CCD campus
+12 students YoY 360318000081 · Ardsley, NY Elementary · MID · TRAD
790 enr · 11.8:1 · RII 53
Nearest enrollment peer: Concord Road Elementary School (780 students)
Ardsley Middle School held near 766 students from 2022-23 to 2023-24 (+12 headcount). Teacher FTE added 67.2 → 70.3 across the same CCD years. Read with this school → · District book → · New York schools → · Find another →
Ardsley Middle School in the enrollment neighbourhood
Fall enrollment among this campus and nearest district peers
- This school
Ardsley Middle School
790 students
- Concord Road E
Concord Road Elementary School
780 students
- Ardsley High S
Ardsley High School
755 students
What this shows Ardsley Middle School reports 790 students on the CCD universe file.
How Ardsley Middle School compares
Ardsley Middle School held steady on CCD headcount: ratios and free-lunch share vs New York and U.S. means.
| Metric | This school | vs New York | New York avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 11.8:1 | ▼ 0% | 11.8:1 | 15.7:1 |
| Enrollment | 790 | top 14% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
11.8:1
Leaner classes than 77% of US schools, among the more generously staffed nationally.
790
Bigger than 85% of US schools by enrollment, a large campus nationally.
Equity indicators methodology
Staffing depth
11.8:1
students per teacher
- 0% above state mean
Top 56% in New York - lower ratio than 44% of state schools
Well under the widely cited 15:1 individualized-attention benchmark, among the leaner class loads nationally.
Engagement
7.2%
chronically absent (missed 10%+ of school days)
In the 5-10% range, close to the pre-pandemic national baseline.
Funding equity
$29,805
per pupil, district-wide
- above New York avg of $28,120
Well above the U.S. public-school average, reflecting substantially higher local or state investment per enrolled student.
Support staff
Counselors3.0 FTE
Per 263 students, the combined health-and-guidance staffing load for this school.
Discipline context
0
in-school suspensions + 28 out-of-school
Suspension rate: 0.0 per 100 students. Combined in-school and out-of-school rate: 3.5 per 100 students. Reported via the Civil Rights Data Collection.
Student demographics
White 53.5%
Asian 21.1%
Hispanic or Latino 13.4%
Two or More 9.0%
African American 2.8%
American Indian / Alaska Native 0.1%
Largest group: White at 53.5% of enrollment.
Student-body diversity index 64.2/100
Simpson diversity index - at 64.2, Ardsley Middle School is more mixed than the New York school average of 45.5.
Programs
District finance for Ardsley Union Free School District reports $29,805 per pupil (NCES F-33) - open the district page for the full revenue mix.
How Ardsley Middle School Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Concord Road Elementary School | Similar size | No free-lunch data | Similar S:T ratio |
| Ardsley High School | Similar size | No free-lunch data | Lower S:T ratio |
Comparisons are relative to Ardsley Middle School's own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
- Enrollment
- 755
- Students per teacher
- 10.1:1
- Resource Index
- 62/100
Nationwide elementary 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 (~790 students)
Frequently asked questions about Ardsley Middle School
How many students attend Ardsley Middle School?
Ardsley Middle School has 790 students enrolled. It is an elementary school in Ardsley, NY. CCD year-over-year: 754 (2022-23) → 766 (2023-24), nearly flat (+12).
What is the student-teacher ratio at Ardsley Middle School?
The student-teacher ratio at Ardsley Middle School is 11.8:1, which is 0% higher than the New York average of 11.8:1 and 25% lower than the national average of 15.7:1.
What is the racial and ethnic makeup of Ardsley Middle School?
The largest demographic group at Ardsley Middle School is White at 53.5% of enrollment, in Ardsley, NY. Its student body is more racially and ethnically mixed than most US schools, with a diversity index of 64.2/100.
What is the Resource Investment Index for Ardsley Middle School?
Ardsley Middle School has a Resource Investment Index of 53/100 (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 Ardsley Middle School rank among public schools in Ardsley?
By Resource Investment Index, Ardsley Middle School ranks #2 of 3 public schools in Ardsley, NY. This compares federal resource and staffing data among local peers; it is not a test-score or academic ranking.
What other schools are in Ardsley Union Free School District?
Besides Ardsley Middle School, Ardsley Union Free School District also operates Concord Road Elementary School (780 students) and Ardsley High School (755 students). See the Ardsley Union Free School District district page for the complete list.