Private School Review - Established 2003
Barnstable Academy Top 17 · Highest Avg. ACT Score (NJ)
Benway School Top 14 · Highest % Faculty w/ Adv. Degrees (NJ)
Rising Star Academy

Oldest Private High Schools in New Jersey

The average private high school in New Jersey was founded around 1963 (2026-27).
The oldest private high school in New Jersey is Rutgers Preparatory School, founded in 1766.

Quick Facts (2026-27)

  • # NJ Schools Ranked: 231
  • Top 20 Range (Year Founded): 1766–1889
  • NJ School Avg.: 1962
  • National School Avg.: 1967

Quick Facts (2026-27)

  • # NJ Schools Ranked: 231
  • Top 20 Range (Year Founded): 1766–1889
  • NJ School Avg.: 1962
  • National School Avg.: 1967
Show school map — New Jersey (year founded range: 1766–1889, avg 1962)
Year Founded Range: 1766 1916 Avg. Year Founded: 1873

Oldest Private High Schools in New Jersey (2026-27)

Showing 231 schools
Rutgers Preparatory School Photo
#1Rutgers Preparatory School
Gr: PK-12 | 640 students
Sports: 11
1345 Easton Ave
Somerset, NJ 08873
(732) 545-5600
(2)
1766year founded
View Profile
Newark Academy Photo
#2Newark Academy
Gr: 6-12
Avg. class size: 14 students
Sports: 19
91 South Orange Avenue
Livingston, NJ 07039
(973) 992-7000
(3)
1774year founded
View Profile
Moorestown Friends School Photo
#3Moorestown Friends School
Gr: NS-12 | 602 students
Avg. class size: 14 students
Sports: 10 | Extracurriculars: 52
Friends
110 East Main Street
Moorestown, NJ 08057
(856) 914-4427
(11)
1785year founded
View Profile
The Lawrenceville School Photo
#4The Lawrenceville School
Gr: 9-12 | 844 students
Avg. class size: 11 students
Sports: 22
2500 Main Street
Lawrence Township, NJ 08648
(609) 895-2030
1810year founded
View Profile
Doane Academy Photo
#5Doane Academy
Gr: PK-12 | 202 students
Avg. class size: 15 students
Sports: 7 | Extracurriculars: 13
Episcopal
350 Riverbank
Burlington, NJ 08016
(609) 386-3500
(9)
1837year founded
View Profile
The Pennington School Photo
#6The Pennington School
Gr: 6-12 | 541 students
Avg. class size: 13 students
Sports: 16 | Extracurriculars: 1
Methodist
112 W Delaware Avenue
Pennington, NJ 08534
(609) 737-6128
1838year founded
View Profile
Blair Academy Photo
#7Blair Academy
Gr: 9-12 | 465 students
Avg. class size: 11 students
Sports: 20 | Extracurriculars: 25
Presbyterian
2 Park St
Blairstown, NJ 07825
(908) 362-2009
1848year founded
View Profile
Map of Seton Hall Preparatory School
#8Seton Hall Preparatory School
Gr: 9-12 | 976 students
All-boys (Catholic)
120 Northfield Ave
West Orange, NJ 07052
(973) 325-6626
1856year founded
View Profile
Academy Of Saint Elizabeth Photo
#9Academy Of Saint Elizabeth
Gr: 9-12 | 208 students
Avg. class size: 10 students
Sports: 12
All-girls (Catholic)
2 Convent Rd
Convent Station, NJ 07961
(973) 219-9762
(5)
1860year founded
View Profile
Map of The Pingry School
#10The Pingry School
Gr: K-12 | 1,129 students
Avg. class size: 14 students
Sports: 19
131 Martinsville Road
Basking Ridge, NJ 07920
(908) 647-6419
(1)
1861year founded
View Profile
Peddie School Photo
#11Peddie School
Gr: 9-12 | 532 students
Avg. class size: 12 students
Sports: 15 | Extracurriculars: 44
201 S Main St
Hightstown, NJ 08520
(609) 944-7555
1864year founded
View Profile
Map of St. Benedict's Preparatory School
#12St. Benedict's Preparatory School
Gr: K-12 | 803 students
Sports: 12 | Extracurriculars: 13
Catholic
520 Martin Luther King Jr Blvd
Newark, NJ 07102
(973) 792-5744
(2)
1868year founded
View Profile
Map of St. Vincent Academy
#13St. Vincent Academy
Gr: 9-12 | 235 students
Avg. class size: 12 students
All-girls
228 W Market St
Newark, NJ 07103
(973) 622-1613
(3)
1869year founded
View Profile
Saint Peter's Prep Photo
#14Saint Peter's Prep
Gr: 9-12 | 889 students
Avg. class size: 22 students
Sports: 19 | Extracurriculars: 21
All-boys (Catholic)
144 Grand Street
Jersey City, NJ 07302
(201) 547-6400
1872year founded
View Profile
Map of St. Dominic Academy
#15St. Dominic Academy
Gr: 7-12 | 219 students
Avg. class size: 20 students
Sports: 10
All-girls | Vocational/Technical School (Catholic)
2572 Kennedy Boulevard
Jersey City, NJ 07304
(201) 434-5938
1878year founded
View Profile
Map of Academy Of The Holy Angels
#16Academy Of The Holy Angels
Gr: 9-12 | 493 students
Avg. class size: 18 students
Sports: 13
All-girls (Catholic)
315 Hillside Ave
Demarest, NJ 07627
(201) 768-7822
1879year founded
View Profile
The Wardlaw+Hartridge School Photo
#17The Wardlaw+Hartridge School
Gr: PK-12 | 449 students
Avg. class size: 14 students
Sports: 12 | Extracurriculars: 23
1295 Inman Ave
Edison, NJ 08820
(908) 754-1882
(13)
1882year founded
View Profile
Map of Camden Catholic High School
#18(T18–T19)Camden Catholic High School
Gr: 9-12 | 695 students
Avg. class size: 13 students
Sports: 18 | Extracurriculars: 72
Catholic
300 Cuthbert Road
Cherry Hill, NJ 08002
(856) 663-2247
1887year founded
View Profile
The Montclair Kimberley Academy Photo
#18(T18–T19)The Montclair Kimberley Academy
Gr: PK-12 | 1,046 students
Avg. class size: 15 students
Sports: 21 | Extracurriculars: 5
201 Valley Road
Montclair, NJ 07042
(973) 746-9800
1887year founded
View Profile
Dwight-Englewood School Photo
#20Dwight-Englewood School
Gr: PK-12 | 1,020 students
Avg. class size: 14 students
Sports: 20 | Extracurriculars: 40
315 E Palisade Avenue
Englewood, NJ 07631
(201) 569-9500
(2)
1889year founded
View Profile
Morristown Beard School Photo
#21Morristown Beard School
Gr: 6-12 | 586 students
Avg. class size: 14 students
Sports: 21 | Extracurriculars: 55
70 Whippany Road
Morristown, NJ 07960
(973) 539-3032
(3)
1891year founded
View Profile
Eastern Christian High School Photo
#22(T22–T23)Eastern Christian High School
Gr: 9-12 | 285 students
Avg. class size: 16 students
Sports: 12 | Extracurriculars: 32
Christian
50 Oakwood Avenue
Haledon, NJ 07508
(973) 427-0900
(7)
1892year founded
View Profile
Mount Saint Dominic Academy Photo
#22(T22–T23)Mount Saint Dominic Academy
Gr: 9-12 | 225 students
Avg. class size: 15 students
Sports: 16 | Extracurriculars: 25
All-girls (Catholic)
3 Ryerson Avenue
Caldwell, NJ 07006
(973) 226-0660
(2)
1892year founded
View Profile
Map of Kent Place School
#24Kent Place School
Gr: PK-12 | 640 students
Avg. class size: 12 students
All-girls
42 Norwood Avenue
Summit, NJ 07901
(908) 273-0900
(2)
1894year founded
View Profile
Map of Collegiate School
#25Collegiate School
Gr: PK-12 | 110 students
Avg. class size: 15 students
Sports: 4 | Extracurriculars: 9
22 Kent Ct
Passaic, NJ 07055
(973) 777-1714
1895year founded
View Profile
Map of St. Aloysius High School
#26St. Aloysius High School
Gr: 9-12 | 310 students
Catholic
721 West Side Avenue
Jersey City, NJ 07306
(201) 435-9240
1897year founded
View Profile
Princeton Day School Photo
#27Princeton Day School
Gr: PK-12 | 972 students
Avg. class size: 13 students
Sports: 16 | Extracurriculars: 17
650 Great Road
Princeton, NJ 08540
(609) 924-6700
(2)
1899year founded
View Profile
Gill St. Bernard's School Photo
#28Gill St. Bernard's School
Gr: NS-12 | 613 students
Avg. class size: 16 students
Sports: 14 | Extracurriculars: 23
25 St. Bernards Road
Gladstone, NJ 07934
(908) 234-1611
(8)
1900year founded
View Profile
Map of Saint Joseph High School
#29Saint Joseph High School
Gr: 9-12 | 599 students
Avg. class size: 18 students
Sports: 18 | Extracurriculars: 30
All-boys (Catholic)
145 Plainfield Rd
Metuchen, NJ 08840
(732) 549-7600
(4)
1901year founded
View Profile
Map of Oratory Preparatory School
#30 Oratory Preparatory School
Gr: 7-12 | 376 students
All-boys (Catholic)
1 Beverly Rd
Summit, NJ 07901
(908) 273-1084
(3)
1907year founded
View Profile
Map of Mount Saint Mary Academy
#31Mount Saint Mary Academy
Gr: 9-12 | 281 students
Sports: 13 | Extracurriculars: 53
All-girls (Catholic)
1645 US Highway 22 W
Watchung, NJ 07069
(908) 757-0108
1908year founded
View Profile
Map of The Hun School Of Princeton
#32The Hun School Of Princeton
Gr: 6-12 | 698 students
Avg. class size: 16 students
Sports: 15 | Extracurriculars: 54
176 Edgerstoune Road
Princeton, NJ 08540
(609) 921-7600
(2)
1914year founded
View Profile
Don Bosco Preparatory High School Photo
#33(T33–T34)Don Bosco Preparatory High School
Gr: 9-12 | 803 students
Avg. class size: 21 students
Sports: 21 | Extracurriculars: 69
All-boys (Catholic)
492 N. Franklin Turnpike
Ramsey, NJ 07446
(201) 337-8003
1915year founded
View Profile
Map of Immaculate Conception High School
#33(T33–T34)Immaculate Conception High School
Gr: 9-12 | 132 students
Sports: 9 | Extracurriculars: 23
All-girls (Catholic)
258 S Main St
Lodi, NJ 07644
(973) 836-4578
(1)
1915year founded
View Profile
Map of Bonnie Brae School
#35Bonnie Brae School
Gr: 7-12 | 66 students
All-boys | Special Education School
3415 Valley Rd
Liberty Corner, NJ 07938
(908) 542-2729
1916year founded
View Profile
Show 100 more private schools in New Jersey (out of 231 total schools)
Loading...

Frequently Asked Questions

What is the New Jersey average private high schools founding year?
The New Jersey average private high schools founding year is 1963 for 2026-27.
What are the private high schools with oldest founding year in New Jersey?
The top ranked private high schools in New Jersey include Rutgers Preparatory School, Newark Academy and Moorestown Friends School.

Recent Articles

When Your Child Outpaces the Private School Curriculum
When Your Child Outpaces the Private School Curriculum
Learn what parents can do when a child finishes private school coursework early, including acceleration, curriculum compacting, advanced classes, enrichment, and signs the school needs a new plan.
How Much Teacher Access Does Your Child Get?
How Much Teacher Access Does Your Child Get?
Learn how to evaluate teacher access at private schools, including extra-help time, advising, communication, academic support, and the questions families should ask before choosing a school today.
When a Private School Teacher Leaves Midyear
When a Private School Teacher Leaves Midyear
When a private school teacher leaves midyear, parents need clear answers. Learn what schools should do, what children may experience, and when a departure signals deeper concerns.

Quick Links

SCHOOL SEARCH TOOLS:
SCHOOL BY TYPE (NJ):
OPEN-HOUSES & JOBS:
PUBLIC & BOARDING SCHOOLS:
PRIVATE SCHOOL DATA:

Most Popular Articles

New Jersey Private Schools By Tuition Cost
New Jersey Private Schools By Tuition Cost
 Paying for Private School: 7 Options
Paying for Private School: 7 Options
Costs of Private School in 2026
Costs of Private School in 2026

More Articles

Excellence in School Security
Advanced Learning Frameworks
Leadership in Private Education
Well-Rounded Achievements
The Journey to Enrollment