Uniondale High School is a public high school located in Uniondale, Nassau County, New York, U.S.A., and is the only high school operated by the Uniondale Union Free School District.
Serving 2,150 students in grades 9-12, Uniondale High School ranks in the top 30% 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 77% (which is higher than the New York state average of 46%). The percentage of students achieving proficiency in reading/language arts is 50-54% (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.
Quick Stats (2025)
- Grades: 9-12
- Enrollment: 2,150 students
- Student:Teacher Ratio: 13:1
- Graduation Rate: 87% (Btm 50% in NY)
- Overall Testing Rank: Top 30%
- Math Proficiency: 77% (Top 20%)
- Reading Proficiency: 50-54% (Top 50%)
- Science Proficiency: 86% (Top 50%)
- Source: National Center for Education Statistics (NCES), NY Dept. of Education
Top Rankings
Uniondale High School ranks among the top 20% of public schools in New York for:
Category
Attribute
Math Proficiency
School Overview
Uniondale High School's student population of 2,150 students has declined by 9% over five school years.
The teacher population of 166 teachers has declined by 7% over five school years.
Grades Offered
Grades 9-12
(Supplemental Virtual)
(Supplemental Virtual)
Total Students
2,150 students
Gender %
Total Classroom Teachers
166 teachers
School Rankings
Uniondale High School ranks within the top 30% of all 4,377 schools in New York (based off of combined math and reading proficiency testing data).
The diversity score of Uniondale High School is 0.47, 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
#1118 out of 4377 schools
(Top 30%)
(Top 30%)
Math Test Scores (% Proficient)
77%
46%
Reading/Language Arts Test Scores (% Proficient)
50-54%
49%
Science Test Scores (% Proficient)
86%
78%
Student : Teacher Ratio
13:1
11:1
American Indian
n/a
1%
Asian
1%
10%
Hispanic
66%
30%
Black
32%
16%
White
n/a
40%
Hawaiian
n/a
n/a
Two or more races
1%
3%
All Ethnic Groups
Graduation Rate
87%
87%
Participates in the National School Lunch Program (NSLP)
Yes
Eligible for Free Lunch
57%
54%
Eligible for Reduced Lunch
3%
3%
School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), NY Dept. of Education
School Notes
- School Mascot: Knight
Profile last updated: 02/09/2025
Frequently Asked Questions
What is Uniondale High School's ranking?
Uniondale High School is ranked #1118 out of 4,377 schools, which ranks it among the top 30% of public schools in New York.
What schools are Uniondale High School often compared to?
Uniondale High Schoolis often viewed alongside schools like Hempstead High School by visitors of our site.
What percent of students have achieved state testing proficiency in math and reading?
77% of students have achieved math proficiency (compared to the 46% NY state average), while 50-54% of students have achieved reading proficiency (compared to the 49% NY state average).
What is the graduation rate of Uniondale High School?
The graduation rate of Uniondale High School is 87%, which is equal to the New York state average of 87%.
How many students attend Uniondale High School?
2,150 students attend Uniondale High School.
What is the racial composition of the student body?
66% of Uniondale High School students are Hispanic, 32% of students are Black, 1% of students are Asian, and 1% of students are Two or more races.
What is the student:teacher ratio of Uniondale High School?
Uniondale High School has a student ration of 13:1, which is higher than the New York state average of 11:1.
What grades does Uniondale High School offer ?
Uniondale High School offers enrollment in grades 9-12 (Supplemental Virtual).
What school district is Uniondale High School part of?
Uniondale High School is part of Uniondale Union Free School District.
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