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Top 20 Best Union County Private Schools (2022)

For the 2022 school year, there are 84 private schools serving 12,449 students in Union County, NJ.
The best top ranked private schools in Union County, NJ include Oak Knoll School Of The Holy Child (All Girls 7-12), Oak Knoll School of the Holy Child (Lower School) and Mother Seton Regional High School.
The average acceptance rate is 96%, which is higher than the New Jersey private school average acceptance rate of 80%.
44% of private schools in Union County, NJ are religiously affiliated (most commonly Catholic and Christian).

Top Ranked Union County Private Schools (2022)

School
Location
Grades
Students
Oak Knoll School Of The Holy Child (All Girls 7-12)
Oak Knoll School Of The Holy Child (All Girls 7-12) Photo
All-girls (Catholic)
(5)
44 Blackburn Road
Summit, NJ 07901
(908) 522-8109
Grades: 7-12
| 308 students
Oak Knoll School of the Holy Child (Lower School)
Oak Knoll School of the Holy Child (Lower School) Photo
(Catholic)
(2)
44 Blackburn Road
Summit, NJ 07901
(908) 522-8109
Grades: PK-6
| 234 students
American Boys Preparatory Academy
American Boys Preparatory Academy Photo - American Boys Prep student learning at his own pace.
All-boys | Alternative School
(1)
1020 Springfield Ave
Mountainside, NJ 07092
(908) 516-4231
Grades: 5-8
| 12 students
Cornerstone Day School
Special Education School
(7)
10-12 Commerce Drive
Cranford, NJ 07016
(908) 543-0220
Grades: 5-12
| 130 students
The Academy of Our Lady of Peace
The Academy of Our Lady of Peace Photo
(Catholic)
99 South Street
New Providence, NJ 07974
(908) 464-8657
Grades: PK-8
| 192 students
Bruriah High School For Girls
All-girls (Jewish)
330 Elmora Ave
Elizabeth, NJ 07208
(908) 355-4850
Grades: 7-12
| 453 students
FlexSchool
FlexSchool Photo
(1)
34 Russo Place
Berkeley Heights, NJ 07922
(908) 322-0554
Grades: 1-12
| 43 students
Holy Trinity School - Westfield
Holy Trinity School - Westfield Photo - 8th Graders Make Cards for Homebound Parishioners
(Catholic)
(3)
336 First St.
Westfield, NJ 07090
(908) 233-0484
Grades: PK-8
| 312 students
Jcc Of Central New Jersey
Alternative School (Jewish)
1391 Martine Ave
Scotch Plains, NJ 07076
(908) 889-8800
Grades: PK-K
| 251 students
Kent Place School
All-girls
(1)
42 Norwood Avenue
Summit, NJ 07901
(908) 273-0900
Grades: PK-12
| 618 students
Koinonia Academy
Koinonia Academy Photo - Koinonia Students have recreation on the school's beautiful 11 acre campus.
(Catholic)
(6)
1040 Plainfield Ave
Plainfield, NJ 07060
(908) 668-9002
Grades: PK-12
| 253 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
| 233 students
Oratory Preparatory School
All-boys (Catholic)
(3)
1 Beverly Rd
Summit, NJ 07901
(908) 273-1084
Grades: 7-12
| 367 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
St. John The Apostle School
(Catholic)
(1)
Valley Road
Clark, NJ 07066
(732) 388-1360
Grades: PK-8
| 436 students
St. John The Apostle School
(Catholic)
1805 Penbrook Ter
Linden, NJ 07036
(908) 486-5345
Grades: PK-8
| 439 students
St. Joseph The Carpenter School
(Catholic)
(1)
140 East 3rd Avenue
Roselle, NJ 07203
(908) 245-6560
Grades: PK-8
| 265 students
St. Michael Parish School
(Catholic)
1212 Kelly St
Union, NJ 07083
(908) 688-1063
Grades: PK-8
| 351 students
St. Michael School
(Catholic)
(9)
100 Alden St
Cranford, NJ 07016
(908) 276-9425
Grades: PK-8
| 306 students
St. Pauls Day School
Daycare / Preschool (Episcopal)
414 E Broad St
Westfield, NJ 07090
(908) 233-5417
Grades: PK-K
| 271 students
St. Theresa Grade School
St. Theresa Grade School Photo - St. Theresa School 540 Washington Ave Kenilworth, NJ 07033 908 276-7220
(Catholic)
(1)
540 Washington Ave
Kenilworth, NJ 07033
(908) 276-7220
Grades: PK-8
| 343 students
Trinity Temple Academy
Trinity Temple Academy Photo - Trinity Temple Academy (TTA) is a Seventh-day Adventist school for K through 8th grade scholars of ALL faiths and backgrounds. It is our mission to fully promote excellence in character development and academic achievement in a Christ-centered environment.
(Seventh Day Adventist)
(1)
1500 Maple Ave
Hillside, NJ 07205
(973) 923-7568
Grades: K-8
| 41 students
Union Catholic Regional High School
(Catholic)
1600 Martine Avenue
Scotch Plains, NJ 07076
(908) 889-1600
Grades: 9-12
| 806 students
Blessed Sacrament El. School
(Catholic)
1086 North Avenue
Elizabeth, NJ 07201
(908) 352-8629
Grades: PK-8
| 225 students
Chestnut Street Early Childhood Center/cslc
303 Chestnut Street
Roselle, NJ 07203
(908) 241-6470
Grades: PK-4
| 126 students
The Children's Academy
The Children's Academy Photo
Montessori School
(9)
37 Church Mall
Springfield, NJ 07081
(973) 379-3524
Grades: PK-K
| 66 students
Christian Children Institute
Daycare / Preschool (Christian)
Po Box 2852 350 Leland Ave
Plainfield, NJ 07062
(908) 756-7562
Grades: PK-K
| 30 students
Christopher Academy
Montessori School
510 Hillcrest Avenue
Westfield, NJ 07090
(908) 233-7447
Grades: PK-1
| 73 students
Clark KinderCare
Clark KinderCare Photo - Outside of Building
Daycare / Preschool
89 Terminal Ave
Clark, NJ 07066
(732) 340-1900
Grades: NS-PK
| 75 students
Cornerstone School Of Summit
Cornerstone School Of Summit Photo - Our newly constructed playground
Daycare / Preschool
561 Springfield Ave
Summit, NJ 07901
(908) 277-4400
Grades: PK-K
| 78 students
Cpc Weekday Nursery School & Kindergarten
Alternative School (Presbyterian)
70 Maple St
Summit, NJ 07901
(908) 273-0484
Grades: NS
| 154 students
Deron School Of Nj
Special Education School
320 2nd Avenue
Garwood, NJ 07027
(908) 301-0200
Grades: NS
| 107 students
The Deron School/ Union and Montclair
The Deron School/ Union and Montclair Photo - The Deron School of New Jersey, Montclair, NJ
Special Education School
1140 Commerce Ave
Union, NJ 07083
(908) 206-0444
Grades: PK-12
| 120 students
Diamond Hill Montessori School
Montessori School
105 Diamond Hill Rd
Berkeley Heights, NJ 07922
(908) 464-5051
Grades: PK-K
| 58 students
Discovery Child Care Center
Daycare / Preschool
1 Commerce Dr
Cranford, NJ 07016
(908) 272-3500
Grades: K
| 10 students
Show 49 more private schools in Union County, NJ (out of 84 total schools)
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[+] Show Closed Private Schools in Union County, New Jersey

Union County Private Schools (Closed)

School
Location
Grades
Students
Bender Memorial Academy (Closed 2004)
(Catholic)
416 Linden Ave
Elizabeth, NJ 07202
(908) 352-4406
Grades: PK-8
| 175 students
Bruriah High School For Girls (Closed 2004)
All-girls (Jewish)
35 North Avenue
Elizabeth, NJ 07208
(908) 355-4850
Grades: 7-12
| 350 students
Christopher Academy (Closed 2014)
Montessori School
1390 Terrill Rd
Scotch Plains, NJ 07076
(908) 322-4652
Grades: PK-K
| 42 students
Elizabethport Catholic School (Closed 2004)
Special Program Emphasis (Catholic)
227 Court Street
Elizabethport, NJ 07206
(908) 351-2188
Grades: K-8
| 191 students
Hinder Them Not Montessori School (Closed 2015)
Montessori School (Christian)
225 N 8th St
Kenilworth, NJ 07033
(908) 276-7750
Grades: PK-K
| 20 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
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
St. Catherine Elementary School (Closed 2004)
(Catholic)
1003 N Broad Street
Elizabeth, NJ 07208
(908) 352-8029
Grades: K-8
| 177 students
St. Genevieve School (Closed 2015)
(Catholic)
209 Princeton Rd
Elizabeth, NJ 07208
(908) 355-3355
Grades: PK-8
| 210 students
St. Joseph Elementary School (Closed 2006)
(Catholic)
101 Westervelt Avenue
Plainfield, NJ 07060
(908) 756-9539
Grades: K-8
| 155 students
St. Mary Of The Assumption Elementary School (Closed 2016)
(Catholic)
237 South Broad Street
Elizabeth, NJ 07202
(908) 355-0717
Grades: K-8
| 193 students
St. Mary Of The Assumption High School (Closed 2016)
(Catholic)
237 S Broad St
Elizabeth, NJ 07202
(908) 352-4350
Grades: 9-12
| 184 students

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