For the 2025-26 school year, there is 1 private high school serving 484 students in Warren County, NJ.
The top ranked private high school in Warren County, NJ is Blair Academy.
The average acceptance rate is 15%, which is lower than the New Jersey private high school average acceptance rate of 73%.
50% of private high schools in Warren County, NJ are religiously affiliated (most commonly Presbyterian).
Top Ranked Warren County Private High Schools (2025-26)
School
Location
Quick Facts
Blair Academy![Blair Academy Photo]( "Blair Academy Photo")
(Presbyterian)
2 Park St
Blairstown, NJ 07825
(908) 362-2009
Blairstown, NJ 07825
(908) 362-2009
Gr: 9-12 | 465 students Avg. class size: 11 students Sports: 20 | Extracurrculars: 25 Tuition & acceptance rate listed
Warren County Private Schools (Closed)
School
Location
Quick Facts
St. Mary's School (Closed 2010)
(Catholic)
159 Liberty St
Hackettstown, NJ 07840
(908) 852-4791
Hackettstown, NJ 07840
(908) 852-4791
Gr: PK-8 | 150 students
Frequently Asked Questions
What are the top ranked private high schools in Warren County, NJ?
The top ranked private high schools in Warren County, NJ is Blair Academy.
How many private high schools are located in Warren County?
1 private high schools are located in Warren County.
What percentage of private high schools are religiously affiliated in Warren County?
50% of private high schools in Warren County are religiously affiliated (most commonly Presbyterian).
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