Serving 391 students in grades 2-6, Lloyd Harbor School ranks in the top 20% of all schools in New York for overall test scores (math proficiency is top 20%, and reading proficiency is top 20%).
The percentage of students achieving proficiency in math is 79% (which is higher than the New York state average of 46%). The percentage of students achieving proficiency in reading/language arts is 77% (which is higher than the New York state average of 49%).
The student:teacher ratio of 13:1 is higher than the New York state level of 11:1.
Minority enrollment is 12% of the student body (majority Hispanic), which is lower than the New York state average of 60% (majority Hispanic).
Quick Stats (2025)
- Grades: 2-6
- Enrollment: 391 students
- Student:Teacher Ratio: 13:1
- Minority Enrollment: 12%
- Overall Testing Rank: Top 20% in NY
- Math Proficiency: 79% (Top 20%)
- Reading Proficiency: 77% (Top 20%)
- Science Proficiency: ≥95% (Top 5%)
- Source: National Center for Education Statistics (NCES), NY Dept. of Education
Top Rankings
Lloyd Harbor School ranks among the top 20% of public schools in New York for:
Category
Attribute
Overall Rank
Math Proficiency
Reading/Language Arts Proficiency
Science Proficiency
School Overview
Lloyd Harbor School's student population of 391 students has grown by 11% over five school years.
The teacher population of 31 teachers has grown by 29% over five school years.
Grades Offered
Grades 2-6
(Supplemental Virtual)
(Supplemental Virtual)
Total Students
391 students
Gender %
Total Classroom Teachers
31 teachers
School Rankings
Lloyd Harbor School ranks within the top 20% of all 4,377 schools in New York (based off of combined math and reading proficiency testing data).
The diversity score of Lloyd Harbor School is 0.22, which is less than the diversity score at state average of 0.72. The school's diversity has stayed relatively flat over five school years.
Overall Testing Rank
#516 out of 4377 schools
(Top 20%)
(Top 20%)
Math Test Scores (% Proficient)
79%
46%
Reading/Language Arts Test Scores (% Proficient)
77%
49%
Science Test Scores (% Proficient)
≥95%
78%
Student : Teacher Ratio
13:1
11:1
American Indian
n/a
1%
Asian
3%
10%
Hispanic
6%
30%
Black
n/a
16%
White
88%
40%
Hawaiian
n/a
n/a
Two or more races
3%
3%
All Ethnic Groups
Participates in the National School Lunch Program (NSLP)
Yes
Eligible for Free Lunch
2%
54%
School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), NY Dept. of Education
Profile last updated: 02/09/2025
Frequently Asked Questions
What is Lloyd Harbor School's ranking?
Lloyd Harbor School is ranked #516 out of 4,377 schools, which ranks it among the top 20% of public schools in New York.
What percent of students have achieved state testing proficiency in math and reading?
79% of students have achieved math proficiency (compared to the 46% NY state average), while 77% of students have achieved reading proficiency (compared to the 49% NY state average).
How many students attend Lloyd Harbor School?
391 students attend Lloyd Harbor School.
What is the racial composition of the student body?
88% of Lloyd Harbor School students are White, 6% of students are Hispanic, 3% of students are Asian, and 3% of students are Two or more races.
What is the student:teacher ratio of Lloyd Harbor School?
Lloyd Harbor School has a student ration of 13:1, which is higher than the New York state average of 11:1.
What grades does Lloyd Harbor School offer ?
Lloyd Harbor School offers enrollment in grades 2-6 (Supplemental Virtual).
What school district is Lloyd Harbor School part of?
Lloyd Harbor School is part of Cold Spring Harbor Central School District.
School Reviews
Review Lloyd Harbor School. Reviews should be a few sentences in length. Please include any comments on:
- Quality of academic programs, teachers, and facilities
- Availability of music, art, sports and other extracurricular activities
Recent Articles

Segregation in K-12 Education: Colonial Era
Explore the origins of educational segregation during the colonial era and the differential treatment of Native American, African American, and white students. This article delves into the historical context, policies, and societal attitudes that shaped early education in colonial America, highlighting the disparities and injustices that persisted within the schooling systems of that time.

2011 Classroom Size Update: Are Classes Still Growing Larger?
Since the recession, public school classrooms have seen major budget cuts - and many increases in class sizes. How is the situation in 2011? Read this article to find out.

Will Single Sex Classrooms Save Schools?
Learn about the benefits of single sex classrooms and why public schools are hoping this type of classroom will save the American school system.