- Enrollment
- 583
- Students per teacher
- 8.3:1
- Resource Index
- 42/100
Elementary school (grades K-5) · Locust Valley, NY
Ann Macarthur Primary
Federal NCES profile for Ann Macarthur Primary, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 51/100.
2024-25 NCES dataElementary school (grades K-5)NCES 361770001591
👥 S:T ratio 50
🌟 Gifted program 30
🎓 Counselors 58
📋 Attendance 67
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Ann Macarthur Primary earns 51/100 on the Resource Investment Index, with class sizes near the New York median.
- #2 of 4
- public schools in Locust Valley · Resource Index
- 51
- Resource Index · Higher
- 12.4:1
- students per teacher
- 16.5%
- free-lunch eligible
Ann Macarthur Primary has class sizes near the New York median. Computed live against every New York school reporting to NCES.
By Resource Investment Index, Ann Macarthur Primary ranks #2 of 4 public schools in Locust Valley, NY.
School address
District: Locust Valley Central School District · New York
NCES ID 361770001591 Verify on NCES CCD record →
CCD year-over-year · 2022-23 → 2023-24
+4 students YoY
Ann Macarthur Primary held near 204 students from 2022-23 to 2023-24 (+4 headcount).
Teacher FTE lost 17.1 → 15.3 across the same CCD years.
Source: NCES Common Core of Data public-school universe (2022-23, 2023-24).
Steady CCD campus
+4 students YoY 361770001591 · Locust Valley, NY Elementary · SMALL · TRAD
211 enr · 12.4:1 · 16.5% lunch · RII 51
Nearest enrollment peer: Locust Valley High School (583 students)
Ann Macarthur Primary held near 204 students from 2022-23 to 2023-24 (+4 headcount). Teacher FTE lost 17.1 → 15.3 across the same CCD years. Read with this school → · District book → · New York schools → · Find another →
Ann Macarthur Primary in the enrollment neighbourhood
Fall enrollment among this campus and nearest district peers
- Locust Valley
Locust Valley High School
583 students
- Locust Valley
Locust Valley Middle School
427 students
- Locust Valley 227
Locust Valley Intermediate School
227 students
- This school 211
Ann Macarthur Primary
211 students
- Bayville Prima 179
Bayville Primary
179 students
- Bayville Inter 167
Bayville Intermediate School
167 students
What this shows Ann Macarthur Primary reports 211 students on the CCD universe file.
How Ann Macarthur Primary compares
Ann Macarthur Primary 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 | 12.4:1 | ▲ 5% | 11.8:1 | 15.7:1 |
| Free-lunch eligible | 16.5% | ▼ 71% | 56.2% | 51.7% |
| Enrollment | 211 | top 89% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
12.4:1
Leaner classes than 72% of US schools, among the more generously staffed nationally.
211
Bigger than 21% of US schools by enrollment, mid-sized for the country.
Equity indicators methodology
Economic need
16.5%
free-lunch eligible
- 71% below the New York average of 56.2%
Below the 40% Title I threshold, among the lower-need profiles in the state; federal aid targets individual qualifying students rather than schoolwide programs.
Staffing depth
12.4:1
students per teacher
- 5% above state mean
Top 65% in New York - lower ratio than 35% of state schools
Well under the widely cited 15:1 individualized-attention benchmark, among the leaner class loads nationally.
Engagement
13.3%
chronically absent (missed 10%+ of school days)
In the 10-15% range, above the pre-pandemic national baseline but within the broader post-pandemic picture.
Funding equity
$45,255
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
Counselors1.0 FTE
Per 211 students, the combined health-and-guidance staffing load for this school.
Discipline context
0
in-school suspensions + 0 out-of-school
Suspension rate: 0.0 per 100 students. Combined in-school and out-of-school rate: 0.0 per 100 students. Reported via the Civil Rights Data Collection.
Student demographics
White 71.1%
Hispanic or Latino 21.8%
Asian 4.3%
African American 2.4%
Two or More 0.5%
Largest group: White at 71.1% of enrollment.
Student-body diversity index 44.5/100
Simpson diversity index - at 44.5, Ann Macarthur Primary is about as mixed as the New York school average of 45.5.
Programs
District finance for Locust Valley Central School District reports $45,255 per pupil (NCES F-33) - open the district page for the full revenue mix.
How Ann Macarthur Primary Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Locust Valley High School | Larger | Similar economic need | Lower S:T ratio |
| Locust Valley Middle School | Larger | Similar economic need | Lower S:T ratio |
| Locust Valley Intermediate School | Similar size | Similar economic need | Lower S:T ratio |
| Bayville Primary | Similar size | Similar economic need | Similar S:T ratio |
| Bayville Intermediate School | Similar size | Similar economic need | Lower S:T ratio |
Comparisons are relative to Ann Macarthur Primary's own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
- Enrollment
- 427
- Students per teacher
- 8.1:1
- Resource Index
- 44/100
- Enrollment
- 227
- Students per teacher
- 10.8:1
- Resource Index
- 52/100
- Enrollment
- 179
- Students per teacher
- 11.9:1
- Resource Index
- 51/100
- Enrollment
- 167
- Students per teacher
- 8.3:1
- Resource Index
- 54/100
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 (~211 students)
Frequently asked questions about Ann Macarthur Primary
How many students attend Ann Macarthur Primary?
Ann Macarthur Primary has 211 students enrolled. It is an elementary school in Locust Valley, NY. CCD year-over-year: 200 (2022-23) → 204 (2023-24), nearly flat (+4).
What is the student-teacher ratio at Ann Macarthur Primary?
The student-teacher ratio at Ann Macarthur Primary is 12.4:1, which is 5% higher than the New York average of 11.8:1 and 21% lower than the national average of 15.7:1.
What percentage of students receive free lunch at Ann Macarthur Primary?
16.5% of students at Ann Macarthur Primary are eligible for free lunch, compared to the New York average of 56.2%.
What is the racial and ethnic makeup of Ann Macarthur Primary?
The largest demographic group at Ann Macarthur Primary is White at 71.1% of enrollment, in Locust Valley, NY.
What is the Resource Investment Index for Ann Macarthur Primary?
Ann Macarthur Primary has a Resource Investment Index of 51/100 (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 Ann Macarthur Primary rank among public schools in Locust Valley?
By Resource Investment Index, Ann Macarthur Primary ranks #2 of 4 public schools in Locust Valley, 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 Locust Valley Central School District?
Besides Ann Macarthur Primary, Locust Valley Central School District also operates Locust Valley High School (583 students), Locust Valley Middle School (427 students), and Locust Valley Intermediate School (227 students). See the Locust Valley Central School District district page for the complete list.