Top 3 Best Uniondale Private Schools (2025)

For the 2025 school year, there are 4 private schools serving 3,480 students in Uniondale, NY (there are 7 public schools, serving 6,610 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 Hanc - Middle & High School, Kellenberg Memorial High School, and St. Martin De Porres Marianist School.
75% of private schools in Uniondale, NY are religiously affiliated (most commonly Catholic and Jewish).

Top Ranked Uniondale Private Schools (2025)

School
Location
Grades
Students
Hanc - Middle & High School
(Jewish)
215 Oak St
Uniondale, NY 11553
(516) 538-8161
Grades: 7-12
| 463 students
Kellenberg Memorial High School
(Catholic)
(1)
1400 Glenn Curtiss Blvd
Uniondale, NY 11553
(516) 292-0200
Grades: 6-12
| 2,512 students
530 Hempstead Blvd
Uniondale, NY 11553
(516) 481-3303
Grades: PK-8
| 364 students
705 Nassau Road
Uniondale, NY 11553
(516) 486-7887
Grades: NS-6
| 141 students

Frequently Asked Questions

What are the top ranked private schools in Uniondale, NY?
The top ranked private schools in Uniondale, NY include Hanc - Middle & High School, Kellenberg Memorial High School, and St. Martin De Porres Marianist 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%).
What percentage of private schools are religiously affiliated in Uniondale?
75% of private schools in Uniondale are religiously affiliated (most commonly Catholic and Jewish).

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