Newmark K-8 and High School Photo - Newmark K-8 School and Newmark High School in Scotch Plains, NJ.

Top 5 Best Union County Private High Schools (2024-25)

For the 2024-25 school year, there are 19 private high schools serving 4,686 students in Union County, NJ.
The top ranked private high schools in Union County, NJ include Oak Knoll School Of The Holy Child, Union Catholic Regional High School, and Bruriah High School For Girls.
The average acceptance rate is 95%, which is higher than the New Jersey private high school average acceptance rate of 65%.
53% of private high schools in Union County, NJ are religiously affiliated (most commonly Catholic and Christian).

Top Ranked Union County Private High Schools (2024-25)

School
Location
Grades
Students
Oak Knoll School Of The Holy Child
Oak Knoll School Of The Holy Child Photo
Special Education School
(7)
44 Blackburn Road
Summit, NJ 07901
(908) 522-8100
Grades: PK-12
| 485 students
Cornerstone Day School
Special Education School
(7)
10-12 Commerce Drive
Cranford, NJ 07016
(908) 543-0220
Grades: 5-12
| 130 students
Bruriah High School For Girls
All-boys (Jewish)
35 North Avenue
Elizabeth, NJ 07208
(908) 355-4850
Grades: 7-12
| 350 students
FlexSchool
FlexSchool Photo
Alternative School
(7)
34 Russo Place
Berkeley Heights, NJ 07922
(908) 322-0554
Grades: K-12
| 100 students
Kent Place School
All-girls
(2)
42 Norwood Avenue
Summit, NJ 07901
(908) 273-0900
Grades: PK-12
| 640 students
Koinonia Academy
Koinonia Academy Photo - Koinonia Students have recreation on the school's beautiful 11 acre campus.
(Catholic)
(7)
1040 Plainfield Ave
Plainfield, NJ 07060
(908) 668-9883
Grades: PK-12
| 278 students
Oratory Preparatory School
All-boys (Catholic)
(3)
1 Beverly Rd
Summit, NJ 07901
(908) 273-1084
Grades: 7-12
| 376 students
Roselle Catholic High School
Roselle Catholic High School Photo
(Catholic)
350 Raritan Rd
Roselle, NJ 07203
(908) 245-2350
Grades: 9-12
| 354 students
Union Catholic Regional High School
(Catholic)
1600 Martine Avenue
Scotch Plains, NJ 07076
(908) 889-1600
Grades: 9-12
| 740 students
Deron School 1
Deron School 1 Photo - The Deron School of New Jersey, Montclair, NJ
Special Education School
1140 Commerce Ave
Union, NJ 07083
(908) 206-0444
Grades: PK-11
| 70 students
First Children School
Special Education School
330 South Ave
Fanwood, NJ 07023
(908) 654-2470
Grades: PK-12
| 80 students
Hillside Catholic Academy
(Catholic)
(1)
397 Columbia Ave
Hillside, NJ 07205
(908) 686-6740
Grades: K-9
| 194 students
Honor Ridge Academy
Special Education School
342 Madison Hill Rd
Clark, NJ 07066
(732) 827-5885
Grades: 3-12
| 88 students
I Am's Temple Christian Academy
(Christian)
620 Ravine Rd
Plainfield, NJ 07062
(908) 753-6222
Grades: K-9
| 118 students
Kohler Academy
Kohler Academy Photo
Special Education School
1137 Globe Ave
Mountainside, NJ 07092
(908) 518-0021
Grades: PK-12
| 35 students
Mother Seton Regional High School
Mother Seton Regional High School Photo - NEW TECHNOLOGY PROGRAM - All students get a Micsosoft Surface Tablet fully loaded with all Microsoft Office Products. Used for integrated learning in the classrooms and for homework.
All-girls (Catholic)
(2)
One Valley Road
Clark, NJ 07066
(732) 382-1952
Grades: 9-12
| 194 students
Newmark K-8 and High School
Newmark K-8 and High School Photo - Newmark K-8 School and Newmark High School in Scotch Plains, NJ.
Special Education School
(1)
1000 Cellar Avenue
Scotch Plains, NJ 07076
(908) 753-0330
Grades: K-12
| 160 students
237 S Broad St
Elizabeth, NJ 07202
(908) 352-4350
Grades: 9-12
| 184 students
Sinai Christian Academy
Montessori School (Christian)
2301 Grier Ave
Linden, NJ 07036
(908) 486-2006
Grades: PK-12
| 110 students
[+] Show Closed Private Schools in Union County, New Jersey

Union County Private Schools (Closed)

School
Location
Grades
Students
416 Linden Ave
Elizabeth, NJ 07202
(908) 352-4406
Grades: PK-8
| 175 students
840 N Broad St
Elizabeth, NJ 07208
(908) 352-0670
Grades: 9-12
| 127 students
225 N 8th St
Kenilworth, NJ 07033
(908) 276-7750
Grades: PK-K
| 20 students
970 Suburban Road
Union, NJ 07083
(908) 687-8415
Grades: PK-8
| 124 students
Holycross Christian Nursery School (Closed 2010)
Daycare / Preschool (Evangelical Lutheran Church in America (formerly AELC, ALC, or LCA))
639 Mountain Avenue
Springfield, NJ 07081
(973) 379-7160
Grades: PK-K
| 93 students
Little Lambs Preschool And Kindergarten (Closed 2020)
Daycare / Preschool (Lutheran Church Missouri Synod)
229 Cowperthwaite Place
Westfield, NJ 07090
(908) 232-1592
Grades: PK-K
| 12 students
Mcauley School (Closed 2010)
Special Education School
107 Westervelt Ave
Plainfield, NJ 07060
(908) 754-4114
Grades: Inquire with school
| 33 students
Messiah Lutheran School (Closed 2004)
(Lutheran Church Missouri Synod)
630 E Front Street
Plainfield, NJ 07060
(908) 755-8430
Grades: PK-2
| 51 students
227 Center St
Elizabeth, NJ 07202
(908) 352-7419
Grades: PK-8
| 167 students
1003 N Broad Street
Elizabeth, NJ 07208
(908) 352-8029
Grades: K-8
| 177 students
209 Princeton Rd
Elizabeth, NJ 07208
(908) 355-3355
Grades: PK-8
| 210 students
41 S Springfield Ave
Springfield, NJ 07081
(973) 376-5194
Grades: PK-8
| 159 students
101 Westervelt Avenue
Plainfield, NJ 07060
(908) 756-9539
Grades: K-8
| 155 students

Frequently Asked Questions

What are the top ranked private high schools in Union County, NJ?
The top ranked private high schools in Union County, NJ include Oak Knoll School Of The Holy Child, Union Catholic Regional High School, and Bruriah High School For Girls.
How many private high schools are located in Union County?
19 private high schools are located in Union County.
How diverse are private high schools in Union County?
Union County private high schools are approximately 45% minority students, which is higher than the New Jersey private school average of 38%.
What percentage of private high schools are religiously affiliated in Union County?
53% of private high schools in Union County are religiously affiliated (most commonly Catholic and Christian).
Which private high schools in Union County are often viewed compared to one another?

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