Public SchoolElementary

Thomas J Lahey Elementary School

625 Pulaski Rd, Greenlawn, NY 11740

ASchola Grade
Grades
3–5
Elementary
Students
602
Enrolled 2024–25
Students per teacher
10.8 : 1
Full-time teachers
District
Harborfields Central School District
Suffolk County

Schola Grade A · Excellent

Letter grade (A–F) · compared with 2,327 New York elementary schools · How we grade
Test scores64% proficient in math & reading
84thpercentile
Equity43% of low-income students proficient
74thpercentile
Attendance13% chronically absent
91stpercentile
Class size10.8 students per teacher
66thpercentile

Percentiles compare this school with other New York elementary schools; the line marks the middle. Data: test scores 2021–22, graduation and absenteeism 2022–23 (U.S. Department of Education, EDFacts); coursework 2023–24 (Civil Rights Data Collection); staffing 2024–25 (NCES).

About Thomas J Lahey Elementary School

Thomas J Lahey Elementary School is a public elementary school in Greenlawn, New York, serving grades 3–5. It is part of Harborfields Central School District. The school is located in a large suburb in Suffolk County.

In the 2024–25 school year, 602 students were enrolled, with about 10.8 students for every full-time teacher. That ratio is smaller than the typical New York elementary school (11.5 students per teacher). Its Schola Grade is A (excellent), compared with 2,327 New York elementary schools.

Grades & enrollment

Students per grade, 2024–25Grades 3–5

Location & nearby schools

625 Pulaski Rd
Greenlawn, NY 11740
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School details

Type
Public School · What this means
Level
Elementary
Grades offered
3–5
Enrollment (2024–25)
602 students
Students per teacher
10.8 to 1
Charter school
No
Magnet school
No
Locale
Suburb — Large
School district
Harborfields Central School District
County
Suffolk County
NCES school ID
361362001117

Schools near Thomas J Lahey Elementary School

All 3 schools in Greenlawn →
School House
Private · Grades Pre-K–6 · 79 students
1.9 mi

School data comes from the U.S. Department of Education: the National Center for Education Statistics (NCES) Common Core of Data and EDGE school locations (2024–25) and Private School Survey (2023–24), the Civil Rights Data Collection (2023–24), and EDFacts (test results 2021–22; graduation and chronic absenteeism 2022–23), plus other public sources. Please contact the school to confirm enrollment, programs, and other details. How we source data.