For the 2026 school year, there are 4 private schools serving 3,480 students in Uniondale, NY (there are 7 public schools, serving 6,673 public students). 34% of all K-12 students in Uniondale, NY are educated in private schools (compared to the NY state average of 15%).
The top-ranked private schools in Uniondale, NY include Kellenberg Memorial High School, St. Martin De Porres Marianist School, and Hanc - Middle & High School.
Top-Ranked Uniondale Private Schools (2026)
School
Location
Quick Facts
Hanc - Middle & High School
(Jewish)
215 Oak St
Uniondale, NY 11553
(516) 538-8161
Uniondale, NY 11553
(516) 538-8161
Gr: 7-12 | 463 students
1400 Glenn Curtiss Blvd
Uniondale, NY 11553
(516) 292-0200
Uniondale, NY 11553
(516) 292-0200
Gr: 6-12 | 2,512 students Avg. class size: 20 students Tuition listed
530 Hempstead Blvd
Uniondale, NY 11553
(516) 481-3303
Uniondale, NY 11553
(516) 481-3303
Gr: PK-8 | 364 students
705 Nassau Road
Uniondale, NY 11553
(516) 486-7887
Uniondale, NY 11553
(516) 486-7887
Gr: NS-6 | 141 students
Overview
This Town (Uniondale)
This State (NY)
# Schools
4 Schools
Student Body:
# Students
3,480 Students
425,275 Students
% Average Students of Color
22%
39%
Academics and Faculty:
# Teachers
232 Teachers
41,640 Teachers
Average Student-Teacher Ratio
15:1
10:1
% Average Faculty w/Advanced Degree
10%
76%
Average Class Size
20 students
15 students
Average Number of AP Courses
20 courses
11 courses
Tuition and Acceptance Rate:
Average Yearly Tuition Cost
$20,000
$22,353
Average Endowment Size
$10 million
$48.73 million
Students by Ethnicity:
Diversity Score
0.42
0.59
# American Indian Students
3 Students
949 Students
% American Indian Students
n/a
n/a
# Asian Students
36 Students
18,401 Students
% Asian Students
1%
5%
# Hispanic Students
283 Students
33,760 Students
% Hispanic Students
9%
8%
# Black Students
274 Students
33,699 Students
% Black Students
9%
8%
# White Students
2,344 Students
253,643 Students
% White Students
75%
60%
# Hawaiian Students
20 Students
538 Students
% Hawaiian Students
1%
n/a
# Two or more races Students
n/a
n/a
% of Two or more races Students
n/a
n/a
# Others Students
156 Students
81,729 Students
% of Others Students
5%
19%
All Ethnic Groups
Extracurriculars and Sports:
Frequently Asked Questions
What are the top-ranked private schools in Uniondale, NY?
The top-ranked private schools in Uniondale, NY include Kellenberg Memorial High School, St. Martin De Porres Marianist School, and Hanc - Middle & High School.
How many private schools are located in Uniondale?
4 private schools are located in Uniondale.
What percentage of students in Uniondale go to private school?
34% of all K-12 students in Uniondale are educated in private schools (compared to the NY state average of 15%).
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