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Best Union County �� Elementary Schools (2026)

[+] Show Closed �� Schools in Union County, New Jersey

Union County �� Schools (Closed)

School

Location

Quick Facts

Bender Memorial Academy (Closed 2004)

(Catholic)

416 Linden Ave
Elizabeth, NJ 07202
(908) 352-4406

Gr: PK-8 | 175 students

Benedictine Academy (Closed 2023)

All-girls (Catholic)

840 N Broad St
Elizabeth, NJ 07208
(908) 352-0670

Gr: 9-12 | 127 students Avg. class size: 45 students Tuition & acceptance rate listed

Hinder Them Not Montessori School (Closed 2015)

Montessori School (Christian)

225 N 8th St
Kenilworth, NJ 07033
(908) 276-7750

Gr: PK-K | 20 students

Holy Spirit School (Closed 2024)

(Catholic)

970 Suburban Road
Union, NJ 07083
(908) 687-8415

Gr: PK-8 | 124 students Avg. class size: 26 students Tuition & acceptance rate listed

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

Gr: 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

Gr: PK-K | 12 students Avg. class size: 12 students Tuition & acceptance rate listed

Mcauley School (Closed 2010)

Special Education School

107 Westervelt Ave
Plainfield, NJ 07060
(908) 754-4114

Gr: Inquire with school | 33 students

Messiah Lutheran School (Closed 2004)

(Lutheran Church Missouri Synod)

630 E Front Street
Plainfield, NJ 07060
(908) 755-8430

Gr: PK-2 | 51 students

Our Lady Of Guadalupe Academy (Closed 2024)

(Catholic)

227 Center St
Elizabeth, NJ 07202
(908) 352-7419

Gr: PK-8 | 167 students

St. Catherine Elementary School (Closed 2004)

(Catholic)

1003 N Broad Street
Elizabeth, NJ 07208
(908) 352-8029

Gr: K-8 | 177 students

St. Genevieve School (Closed 2015)

(Catholic)

209 Princeton Rd
Elizabeth, NJ 07208
(908) 355-3355

Gr: PK-8 | 210 students

St. James The Apostle School (Closed 2017)

(Catholic)

41 S Springfield Ave
Springfield, NJ 07081
(973) 376-5194

Gr: PK-8 | 159 students

St. Joseph Elementary School (Closed 2006)

(Catholic)

101 Westervelt Avenue
Plainfield, NJ 07060
(908) 756-9539

Gr: K-8 | 155 students

St. Mary Of The Assumption High School (Closed 2025)

(Catholic)

237 S Broad St
Elizabeth, NJ 07202
(908) 352-4350

Gr: 9-12 | 184 students Tuition listed

Shim Academy Of Montessori (Closed 2015)

Montessori School

1305 Saint George Ave
Roselle, NJ 07203
(908) 620-0404

Gr: K-4 | 28 students

Overview

This County (Union County)

This State (NJ)

# Schools

39 Schools

View Data

Trends in Total Number of �� Elementary Schools
Year	Union County Total Schools
2025	39
2024	40
2023	38
2022	37
2021	40
2020	44
2019	42
2018	42
2017	43
2016	42
2015	42

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Student Body:

# Students

7,574 Students

140,525 Students

View Data

Trends in the Average Number of Students Per �� Elementary School
Year	Union County Average	New Jersey (NJ) Average	National Average
2025	194	220	199
2024	190	216	192
2023	207	215	193
2022	204	215	205
2021	201	213	201
2020	195	208	188
2019	199	215	193
2018	211	216	190
2017	211	217	199
2016	221	215	196
2015	201	200	183

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% Average Students of Color

45%

40%

View Data

Percentage of Students of Color Trends (2015-2025)
Year	Union County Average	New Jersey (NJ) Average	National Average
2025	45%	40%	33%
2024	46%	39%	32%
2023	47%	39%	32%
2022	43%	39%	32%
2021	48%	39%	31%
2020	48%	39%	31%
2019	48%	38%	31%
2018	46%	37%	30%
2017	43%	38%	31%
2016	43%	38%	31%
2015	42%	37%	31%

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Academics and Faculty:

# Teachers

773 Teachers

14,348 Teachers

Average Student-Teacher Ratio

10:1

View Data

Student-Teacher Ratio Trends (2015-2025)
Year	Union County Average	New Jersey (NJ) Average	National Average
2025	10:1	10:1	11:1
2024	10:1	10:1	11:1
2023	10:1	10:1	11:1
2022	10:1	10:1	11:1
2021	11:1	10:1	11:1
2020	11:1	10:1	11:1
2019	11:1	11:1	11:1
2018	11:1	11:1	11:1
2017	11:1	11:1	11:1
2016	11:1	11:1	12:1
2015	12:1	12:1	12:1

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% Average Faculty w/Advanced Degree

61%

54%

View Data

Percentage of Faculty With Advanced Degrees Trends (2015-2025)
Year	Union County Average	New Jersey (NJ) Average	National Average
2025	61%	54%	54%
2024	61%	54%	54%
2023	56%	54%	53%
2022	56%	56%	53%
2021	56%	54%	53%
2020	51%	53%	53%
2019	51%	53%	52%
2018	54%	53%	52%
2017	53%	51%	51%
2016	50%	49%	51%
2015	62%	50%	50%

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Average Class Size

15 students

14 students

View Data

Class Size Trends (2015-2025)
Year	Union County Average	New Jersey (NJ) Average	National Average
2025	15	14	16
2024	15	14	15
2023	13	14	15
2022	12	14	15
2021	13	14	15
2020	14	14	15
2019	14	14	15
2018	14	14	15
2017	15	14	15
2016	17	14	15
2015	17	14	15

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Average Number of AP Courses

14 courses

View Data

Trends in Average Number of AP Courses Offered
Year	Union County Average	New Jersey (NJ) Average	National Average
2025	14	14	12
2024	11	13	11
2023	9	13	10
2022	9	13	10
2021	9	12	10
2020	9	12	10
2019	9	12	10
2018	13	12	10
2017	13	10	10
2016	13	10	9
2015	10	8	9

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Average SAT score

938

(Out of 1600)

1271

View Data

SAT Score Trends (2015-2025)
Year	Union County Average	New Jersey (NJ) Average	National Average
2025	938	1,271	1,236
2024	938	1,259	1,233
2023	938	1,256	1,231
2022	938	1,250	1,232
2021	938	1,260	1,232
2020	938	1,268	1,229
2019	1,192	1,291	1,230
2018	1,192	1,277	1,227
2017	1,192	1,260	1,232
2016	1,192	1,315	1,292
2015	1,221	1,249	1,244

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Average ACT score

(Out of 36)

View Data

ACT Score Trends (2020-2025)
Year	Union County Average	New Jersey (NJ) Average	National Average
2025	30	29	26
2024	30	29	26
2023	30	28	26
2022	30	28	26
2021	30	29	26
2020	30	29	26

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Tuition and Acceptance Rate:

Average Yearly Tuition Cost

$18,703

$18,269

View Data

Tuition Cost Trends (2015-2025)
Year	Union County Average	New Jersey (NJ) Average	National Average
2025	$18,703	$18,395	$14,043
2024	$14,157	$15,572	$12,357
2023	$13,982	$14,897	$11,693
2022	$6,185	$14,649	$11,199
2021	$5,625	$13,778	$10,824
2020	$5,950	$13,715	$10,496
2019	$6,250	$13,243	$10,300
2018	$9,177	$12,825	$10,056
2017	$12,794	$13,249	$9,712
2016	$9,277	$12,358	$9,307
2015	$6,380	$11,688	$8,903

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Average % on Financial Aid

19%

26%

View Data

Percent on Financial Aid Trends (2015-2025)
Year	Union County Average	New Jersey (NJ) Average	National Average
2025	19%	26%	34%
2024	19%	26%	33%
2023	17%	26%	33%
2022	18%	25%	32%
2021	18%	26%	32%
2015	20%	22%	27%

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Average Financial Aid Grant

$3,000

$9,932

View Data

Financial Aid Grant Trends (2015-2025)
Year	Union County Average	New Jersey (NJ) Average	National Average
2025	$3,000	$9,932	$6,227
2024	$3,000	$8,804	$6,113
2023	$17,070	$8,717	$5,785
2022	$3,000	$8,636	$5,514
2021	$3,000	$8,071	$5,269
2015	$900	$5,596	$4,230

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Average Acceptance Rate

90%

76%

View Data

Acceptance Rate Trends (2015-2025)
Year	Union County Average	New Jersey (NJ) Average	National Average
2025	90%	76%	81%
2024	92%	77%	85%
2023	94%	78%	85%
2022	92%	78%	85%
2021	90%	78%	86%
2020	91%	78%	86%
2019	91%	77%	85%
2018	91%	78%	85%
2017	90%	77%	86%
2016	97%	77%	85%
2015	93%	77%	86%

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Students by Ethnicity:

0.71

0.60

View Data

Diversity Score Trends
Year	Union County Average	New Jersey (NJ) Average	National Average
2025	0.71	0.60	0.64
2024	0.71	0.61	0.64
2023	0.72	0.62	0.63
2022	0.72	0.61	0.62
2021	0.73	0.61	0.62
2020	0.73	0.61	0.62
2019	0.73	0.62	0.61
2018	0.71	0.62	0.60
2017	0.69	0.61	0.59
2016	0.69	0.61	0.59
2015	0.70	0.62	0.58

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# American Indian Students

7 Students

838 Students

% American Indian Students

n/a

# Asian Students

429 Students

8,533 Students

% Asian Students

View Data

Asian Student Percentage Trends
Year	Union County Average	New Jersey (NJ) Average	National Average
2025	6%	6%	5%
2024	6%	6%	5%
2023	5%	7%	5%
2022	5%	6%	5%
2021	4%	6%	5%
2020	4%	7%	5%
2019	5%	6%	4%
2018	5%	6%	4%
2017	4%	5%	4%
2016	4%	5%	4%
2015	3%	6%	4%

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# Hispanic Students

1,183 Students

11,226 Students

% Hispanic Students

16%

View Data

Hispanic Student Percentage Trends
Year	Union County Average	New Jersey (NJ) Average	National Average
2025	16%	8%	9%
2024	16%	8%	9%
2023	16%	8%	9%
2022	15%	9%	8%
2021	16%	9%	9%
2020	16%	9%	9%
2019	15%	9%	8%
2018	14%	9%	8%
2017	14%	9%	8%
2016	14%	9%	8%
2015	12%	9%	8%

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# Black Students

998 Students

10,269 Students

% Black Students

13%

View Data

Black Student Percentage Trends
Year	Union County Average	New Jersey (NJ) Average	National Average
2025	13%	7%	8%
2024	13%	7%	8%
2023	15%	8%	8%
2022	16%	9%	7%
2021	17%	9%	8%
2020	17%	9%	8%
2019	19%	10%	8%
2018	17%	10%	8%
2017	17%	10%	7%
2016	17%	10%	8%
2015	18%	10%	8%

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# White Students

3,490 Students

85,983 Students

% White Students

46%

60%

View Data

White Student Percentage Trends
Year	Union County Average	New Jersey (NJ) Average	National Average
2025	46%	60%	55%
2024	46%	59%	55%
2023	45%	58%	55%
2022	44%	58%	57%
2021	43%	58%	57%
2020	43%	58%	58%
2019	44%	58%	59%
2018	47%	58%	59%
2017	48%	59%	61%
2016	48%	59%	61%
2015	47%	57%	61%

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# Hawaiian Students

19 Students

171 Students

% Hawaiian Students

n/a

# Two or more races Students

n/a

% of Two or more races Students

n/a

# Others Students

1,450 Students

26,727 Students

% of Others Students

19%

View Data

Other Races Student Percentage Trends
Year	Union County Average	New Jersey (NJ) Average	National Average
2025	19%	18%	22%
2024	19%	19%	22%
2023	19%	19%	22%
2022	20%	18%	22%
2021	20%	18%	20%
2020	20%	17%	19%
2019	17%	17%	20%
2018	17%	17%	20%
2017	16%	17%	19%
2016	16%	17%	18%
2015	19%	18%	18%

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All Ethnic Groups

Extracurriculars and Sports:

Average Number of Extracurriculars

10 extracurriculars

11 extracurriculars

Average Number of Sports

6 sports

Frequently Asked Questions

What are the top-ranked private elementary schools in Union County, NJ?

The private elementary schools in Union County, NJ include Oak Knoll School of the Holy Child (Lower School), Jewish Educational Center Lower School, and Oak Knoll School Of The Holy Child.

How many private elementary schools are located in Union County?

38 private elementary schools are located in Union County.

How much do private elementary schools cost in Union County?

The average tuition cost is $18,703, which is higher than the New Jersey private school average tuition cost of $18,269.

How diverse are private elementary schools in Union County?

Union County private elementary schools are approximately 45% minority students, which is higher than the New Jersey private school average of 40%.

What percentage of private elementary schools are religiously affiliated in Union County?

59% of private elementary schools in Union County are religiously affiliated (most commonly Catholic and Jewish).

Which private elementary schools in Union County are often viewed compared to one another?

Popular comparisons of private elementary schools in Union County include: St. John The Apostle School vs. St. Joseph The Carpenter School, Jewish Educational Center Lower School vs. Blessed Sacrament Elementary School

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