Walter G. O'Connell Copiague High School is an American four-year college preparatory public high school in the hamlet of Copiague in Suffolk County, New York. Commonly referred to as "Copiague High School," the school is named after its founder and first principal Walter G. O'Connell.
Serving 1,586 students in grades 9-12, Walter G O'connell Copiague High School ranks in the top 50% of all schools in New York for overall test scores (math proficiency is top 50%, and reading proficiency is top 50%).
The percentage of students achieving proficiency in math is 50-54% (which is approximately equal to the New York state average of 52%). The percentage of students achieving proficiency in reading/language arts is 60-69% (which is higher than the New York state average of 49%).
The student:teacher ratio of 14:1 is higher than the New York state level of 11:1.
Minority enrollment is 90% of the student body (majority Hispanic), which is higher than the New York state average of 60% (majority Hispanic).
Quick Stats (2025)
- Grades: 9-12
- Enrollment: 1,586 students
- Student:Teacher Ratio: 14:1
- Minority Enrollment: 90%
- Graduation Rate: 92% (Top 50% in NY)
- Overall Testing Rank: Top 50%
- Math Proficiency: 50-54% (Top 50%)
- Reading Proficiency: 60-69% (Top 30%)
- Science Proficiency: 79% (Btm 50%)
- Source: National Center for Education Statistics (NCES), NY Dept. of Education
School Overview
Walter G O'connell Copiague High School's student population of 1,586 students has stayed relatively flat over five school years.
The teacher population of 113 teachers has stayed relatively flat over five school years.
Grades Offered
Grades 9-12
(Supplemental Virtual)
(Supplemental Virtual)
Total Students
1,586 students
Gender %
Total Classroom Teachers
113 teachers
Year Founded
1957
Colors
White, Royal blue
School Rankings
Walter G O'connell Copiague High School ranks within the top 50% of all 4,346 schools in New York (based off of combined math and reading proficiency testing data).
The diversity score of Walter G O'connell Copiague High School is 0.50, 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
#1480 out of 4346 schools
(Top 50%)
(Top 50%)
Math Test Scores (% Proficient)
50-54%
52%
Reading/Language Arts Test Scores (% Proficient)
60-69%
49%
Science Test Scores (% Proficient)
79%
78%
Student : Teacher Ratio
14:1
11:1
American Indian
n/a
1%
Asian
1%
10%
Hispanic
67%
30%
Black
21%
16%
White
10%
40%
Hawaiian
n/a
n/a
Two or more races
1%
3%
All Ethnic Groups
Graduation Rate
92%
87%
Participates in the National School Lunch Program (NSLP)
Yes
Eligible for Free Lunch
55%
54%
Eligible for Reduced Lunch (21-22)
1%
3%
School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), NY Dept. of Education
School Notes
- School Mascot: Eagle
Profile last updated: 02/09/2025
Frequently Asked Questions
What is Walter G O'connell Copiague High School's ranking?
Walter G O'connell Copiague High School is ranked #1480 out of 4,346 schools, which ranks it among the top 50% of public schools in New York.
What schools are Walter G O'connell Copiague High School often compared to?
Walter G O'connell Copiague High Schoolis often viewed alongside schools like Lindenhurst Senior High School by visitors of our site.
What percent of students have achieved state testing proficiency in math and reading?
50-54% of students have achieved math proficiency (compared to the 52% NY state average), while 60-69% of students have achieved reading proficiency (compared to the 49% NY state average).
What is the graduation rate of Walter G O'connell Copiague High School?
The graduation rate of Walter G O'connell Copiague High School is 92%, which is higher than the New York state average of 87%.
How many students attend Walter G O'connell Copiague High School?
1,586 students attend Walter G O'connell Copiague High School.
What is the racial composition of the student body?
67% of Walter G O'connell Copiague High School students are Hispanic, 21% of students are Black, 10% of students are White, 1% of students are Asian, and 1% of students are Two or more races.
What is the student:teacher ratio of Walter G O'connell Copiague High School?
Walter G O'connell Copiague High School has a student ration of 14:1, which is higher than the New York state average of 11:1.
What grades does Walter G O'connell Copiague High School offer ?
Walter G O'connell Copiague High School offers enrollment in grades 9-12 (Supplemental Virtual).
What school district is Walter G O'connell Copiague High School part of?
Walter G O'connell Copiague High School is part of Copiague Union Free School District.
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