For the 2025 school year, there are 7 private schools serving 619 students in Essex County, NY (there are 14 public schools, serving 3,498 public students). 15% of all K-12 students in Essex County, NY are educated in private schools (compared to the NY state average of 15%).
The top ranked private schools in Essex County, NY include Adirondack Christian School, Northwood School, and St. Marys.
The average acceptance rate is 63%, which is lower than the New York private school average acceptance rate of 74%.
Top Ranked Essex County Private Schools (2025)
School
Location
Grades
Students
Adirondack Christian School
(Baptist)
6065 Nys Route 86
Wilmington, NY 12997
(518) 946-2487
Wilmington, NY 12997
(518) 946-2487
Grades: PK-12
| 91 students
Lakeside School At Black Kettle Farm
Alternative School
6 Leaning Rd
Essex, NY 12936
(518) 963-7385
Essex, NY 12936
(518) 963-7385
Grades: K-3
| 17 students
Mountain Lake Academy
All-boys | Special Education School
386 River Road
Lake Placid, NY 12946
(518) 523-4300
Lake Placid, NY 12946
(518) 523-4300
Grades: 8-12
| 38 students
St. Agnes Parochial School
(Catholic)
2322 Saranac Ave
Lake Placid, NY 12946
(518) 523-3771
Lake Placid, NY 12946
(518) 523-3771
Grades: PK-3
| 122 students
Essex County Private Schools (Closed)
School
Location
Grades
Students
National Sports Academy (Closed 2014)
Special Program Emphasis
821 Mirror Lake Drive
Lake Placid, NY 12946
(518) 523-3460
Lake Placid, NY 12946
(518) 523-3460
Grades: 8-12
| 84 students
Frequently Asked Questions
What are the top ranked private schools in Essex County, NY?
The top ranked private schools in Essex County, NY include Adirondack Christian School, Northwood School, and St. Marys.
How many private schools are located in Essex County?
7 private schools are located in Essex County.
How diverse are private schools in Essex County?
Essex County private schools are approximately 24% minority students, which is lower than the New York private school average of 40%.
What percentage of students in Essex County go to private school?
15% of all K-12 students in Essex County are educated in private schools (compared to the NY state average of 15%).
What percentage of private schools are religiously affiliated in Essex County?
Which private schools in Essex County are often viewed compared to one another?
Popular comparisons of private schools in Essex County include: Mountain Lake Academy vs. Northwood School, Northwood School vs. Mountain Lake Academy
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