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Best New Jersey Private High Schools Belonging to New Jersey Association of Independent Schools (2025-26)

For the 2025-26 school year, there are 28 private high schools belonging to New Jersey Association of Independent Schools serving 13,402 students in New Jersey. You can also find more schools membership associations in New Jersey.
The top ranked private high schools belonging to New Jersey Association of Independent Schools in New Jersey include Newark Academy, The Lawrenceville School, and Princeton Day School.
The average tuition cost is $35,088, which is higher than the New Jersey private high school average tuition cost of $22,975.
50% of private high schools belonging to New Jersey Association of Independent Schools in New Jersey are religiously affiliated (most commonly Catholic and Episcopal).

Top Ranked Private High Schools Belonging to New Jersey Association of Independent Schools in New Jersey (2025-26)

School
Location
Quick Facts
Gill St. Bernard's School
Gill St. Bernard's School Photo - Discover the magic behind Gill St. Bernard's and begin your admission journey today!
(8)
25 St. Bernards Road
Gladstone, NJ 07934
(908) 234-1611
Gr: NS-12 | 613 students Avg. class size: 16 students Sports: 14 | Extracurrculars: 23 Tuition & acceptance rate listed
Moorestown Friends School
Moorestown Friends School Photo - Moorestown Friends School Summer Programs offers a variety of summer learning opportunities for students entering Prekindergarten through high school.
(Friends)
(10)
110 East Main Street
Moorestown, NJ 08057
(856) 914-4426
Gr: NS-12 | 634 students Avg. class size: 14 students Sports: 10 Tuition & acceptance rate listed
Oak Knoll School Of The Holy Child
Oak Knoll School Of The Holy Child Photo
All-girls (Catholic)
(7)
44 Blackburn Road
Summit, NJ 07901
(908) 522-8100
Gr: 7-12 | 323 students Avg. class size: 61 students Sports: 15 | Extracurrculars: 38 Tuition listed
Pioneer Academy
Pioneer Academy Photo - School Building
(4)
164 Totowa Road
Wayne, NJ 07470
(973) 405-5169
Gr: PK-12 | 454 students Avg. class size: 20 students Sports: 8 | Extracurrculars: 25 Tuition & acceptance rate listed
Ranney School
Ranney School Photo - Where lifelong friendships are built
(2)
235 Hope Road
Eatontown, NJ 07724
(732) 542-4777
Gr: PK-12 | 775 students Avg. class size: 14 students Sports: 15 | Extracurrculars: 39 Tuition & acceptance rate listed
Stuart Country Day School
Stuart Country Day School Photo - The front of Stuart Country Day School of the Sacred Heart in Princeton, NJ.
(Catholic)
(5)
1200 Stuart Rd
Princeton, NJ 08540
(609) 921-2330
Gr: NS-12 | 275 students Avg. class size: 12 students Sports: 9 | Extracurrculars: 38 Tuition & acceptance rate listed
The Wardlaw+Hartridge School
The Wardlaw+Hartridge School Photo - Excellence in academics!
(13)
1295 Inman Ave
Edison, NJ 08820
(908) 754-1882
Gr: PK-12 | 449 students Avg. class size: 14 students Sports: 11 | Extracurrculars: 23 Tuition & acceptance rate listed
Blair Academy
Blair Academy Photo
(Presbyterian)
2 Park St
Blairstown, NJ 07825
(908) 362-2009
Gr: 9-12 | 465 students Avg. class size: 11 students Sports: 20 | Extracurrculars: 25 Tuition & acceptance rate listed
Doane Academy
Doane Academy Photo - Riverbank campus
(Episcopal)
(9)
350 Riverbank
Burlington, NJ 08016
(609) 386-3500
Gr: PK-12 | 213 students Avg. class size: 15 students Sports: 7 | Extracurrculars: 9 Tuition & acceptance rate listed
Dwight-englewood School
Dwight-englewood School Photo - Dwight-Englewood is a place where students from pre-K to 12th grade can learn to think critically and develop their skills. Students are encouraged to learn in and outside of the classroom.
(1)
315 E Palisade Avenue
Englewood, NJ 07631
(201) 569-9500
Gr: PK-12 | 1,053 student Avg. class size: 14 students Sports: 15 | Extracurrculars: 40 Tuition & acceptance rate listed
Elite Preparatory Academy
Elite Preparatory Academy Photo - Our students Design Games, not Playing Games
17 Schoolhouse Rd
Somerset, NJ 08873
(732) 397-7988
Gr: PK-12 | 199 students Avg. class size: 10 students Sports: 6 Tuition & acceptance rate listed
Golda Och Academy
Golda Och Academy Photo
(Jewish)
(5)
1418 Pleasant Valley Way
West Orange, NJ 07052
(973) 602-3600
Gr: PK-12 | 453 students Avg. class size: 11 students Sports: 8 | Extracurrculars: 26 Tuition & acceptance rate listed
The Lawrenceville School
The Lawrenceville School Photo - Students learn at a Harkness table, which encourages robust discussion and thoughtful critique of ideas and perspectives.
2500 Main Street
Lawrence Township, NJ 08648
(609) 895-2030
Gr: 9-12 | 844 students Avg. class size: 11 students Sports: 22 Tuition & acceptance rate listed
Morristown Beard School
Morristown Beard School Photo
(3)
70 Whippany Road
Morristown, NJ 07960
(973) 539-3032
Gr: 6-12 | 612 students Avg. class size: 14 students Sports: 21 | Extracurrculars: 55 Tuition & acceptance rate listed
Mount Saint Dominic Academy
Mount Saint Dominic Academy Photo
All-girls (Catholic)
(2)
3 Ryerson Avenue
Caldwell, NJ 07006
(973) 226-0660
Gr: 9-12 | 225 students Avg. class size: 15 students Sports: 16 | Extracurrculars: 25 Tuition listed
Mount Saint Mary Academy
All-girls (Catholic)
1645 US Highway 22 W
Watchung, NJ 07069
(908) 757-0108
Gr: 9-12 | 281 students Avg. class size: 15 students Tuition listed
Newark Academy
Newark Academy Photo
(3)
91 South Orange Avenue
Livingston, NJ 07039
(973) 992-7000
Gr: 6-12 | 673 students Avg. class size: 14 students Sports: 17 Tuition & acceptance rate listed
Peddie School
Peddie School Photo - With an average class size of 12 and a student-to-faculty ratio of 6:1, Peddie?'s rigorous and innovative academic program continues to evolve to meet the demands of an ever-changing world.
201 S Main St
Hightstown, NJ 08520
(609) 944-7555
Gr: 9-12 | 532 students Avg. class size: 12 students Sports: 15 | Extracurrculars: 44 Tuition & acceptance rate listed
Princeton Day School
Princeton Day School Photo
(2)
650 Great Road
Princeton, NJ 08540
(609) 924-6700
Gr: PK-12 | 953 students Avg. class size: 13 students Sports: 17 | Extracurrculars: 5 Tuition & acceptance rate listed
Saddle River Day School
Saddle River Day School Photo - The iconic Main Hall houses the Lower School and Administrative Offices including the Head of School. Lower School classrooms include a state of the art Science lab, library and art studio.
(7)
147 Chestnut Ridge Road
Saddle River, NJ 07458
(201) 327-4050
Gr: NS-12 | 347 students Avg. class size: 15 students Sports: 12 | Extracurrculars: 21 Tuition & acceptance rate listed
St. Augustine Preparatory School
St. Augustine Preparatory School Photo
All-boys (Catholic)
611 Cedar Avenue
Richland, NJ 08350
(856) 697-2600
Gr: 8-12 | 615 students Avg. class size: 12 students Sports: 23 | Extracurrculars: 40 Tuition & acceptance rate listed
St. Dominic Academy
All-girls | Vocational/Technical School (Catholic)
2572 Kennedy Boulevard
Jersey City, NJ 07304
(201) 434-5938
Gr: 7-12 | 219 students Avg. class size: 20 students Sports: 10 Tuition listed
Saint Joseph High School
All-boys (Catholic)
(4)
145 Plainfield Rd
Metuchen, NJ 08840
(732) 549-7600
Gr: 9-12 | 599 students Avg. class size: 18 students Sports: 18 | Extracurrculars: 30 Tuition & acceptance rate listed
Saint Peter's Prep
Saint Peter's Prep Photo
All-boys (Catholic)
144 Grand Street
Jersey City, NJ 07302
(201) 547-6400
Gr: 9-12 | 889 students Avg. class size: 22 students Sports: 19 | Extracurrculars: 21 Tuition & acceptance rate listed
The Hudson School
The Hudson School Photo - We offer a broad & balanced academic program that instills intellectually & social values to better the world.
(2)
601 Park Ave
Hoboken, NJ 07030
(201) 659-8335
Gr: PK-12 | 193 students Avg. class size: 15 students Sports: 5 | Extracurrculars: 11 Tuition & acceptance rate listed
Miftaahul Uloom Academy
Miftaahul Uloom Academy Photo
Montessori School (Islamic)
501 15th St
Union City, NJ 07087
(201) 223-9920
Gr: PK-12 | 149 students Avg. class size: 15 students Sports: 4 | Extracurrculars: 14 Tuition & acceptance rate listed
Our Lady Of Mercy Academy
Our Lady Of Mercy Academy Photo
All-girls (Catholic)
(7)
1001 Main Rd
Newfield, NJ 08344
(856) 697-2008
Gr: 9-12 | 219 students Avg. class size: 15 students Sports: 15 | Extracurrculars: 16 Tuition listed
Pillar High School (former Horizon High School)
Pillar High School (former Horizon High School) Photo
Special Education School
71 Okner Pkwy
Livingston, NJ 07039
(973) 535-1999
Gr: 8-12 | 77 students Avg. class size: 8 students Tuition & acceptance rate listed

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