For the 2026 school year, there are 2 private schools serving 538 students in Clayton, NJ (there are 3 public schools, serving 1,477 public students). 27% of all K-12 students in Clayton, NJ are educated in private schools (compared to the NJ state average of 14%).
The top-ranked private schools in Clayton, NJ include St. Michael the Archangel Regional School and St. Michael The Archangel Regional School.
100% of private schools in Clayton, NJ are religiously affiliated (most commonly Catholic).
Top-Ranked Clayton Private Schools (2026)
School
Location
Quick Facts
St. Michael The Archangel Regional School
(Catholic)
51 W North St
Clayton, NJ 08312
(856) 881-0067
Clayton, NJ 08312
(856) 881-0067
Gr: PK-8 | 257 students Tuition listed
St. Michael the Archangel Regional School
(Catholic)
51 W North Street
Clayton, NJ 08312
(856) 881-0067
Clayton, NJ 08312
(856) 881-0067
Gr: PK-8 | 281 students Avg. class size: 22 students Sports: 6 | Extracurrculars: 9 Tuition listed
Overview
This Town (Clayton)
This State (NJ)
# Schools
2 Schools
Student Body:
# Students
538 Students
217,860 Students
% Average Students of Color
9%
40%
Academics and Faculty:
# Teachers
30 Teachers
20,230 Teachers
Average Student-Teacher Ratio
18:1
11:1
% Average Faculty w/Advanced Degree
17%
54%
Average Class Size
22 students
14 students
Average Number of AP Courses
2 courses
15 courses
Tuition and Acceptance Rate:
Average Yearly Tuition Cost
$4,686
$18,756
Average % on Financial Aid
17%
27%
Average Financial Aid Grant
$550
$16,285
Students by Ethnicity:
Diversity Score
0.51
0.63
# American Indian Students
n/a
942 Students
% American Indian Students
n/a
1%
# Asian Students
8 Students
11,318 Students
% Asian Students
2%
5%
# Hispanic Students
23 Students
15,575 Students
% Hispanic Students
4%
7%
# Black Students
5 Students
14,114 Students
% Black Students
1%
7%
# White Students
344 Students
116,450 Students
% White Students
64%
53%
# Hawaiian Students
n/a
292 Students
% Hawaiian Students
n/a
n/a
# Two or more races Students
n/a
n/a
% of Two or more races Students
n/a
n/a
# Others Students
158 Students
59,284 Students
% of Others Students
29%
27%
All Ethnic Groups
Extracurriculars and Sports:
Average Number of Extracurriculars
9 extracurriculars
12 extracurriculars
Average Number of Sports
6 sports
7 sports
Frequently Asked Questions
What are the top-ranked private schools in Clayton, NJ?
The top-ranked private schools in Clayton, NJ include St. Michael the Archangel Regional School and St. Michael The Archangel Regional School.
How many private schools are located in Clayton?
2 private schools are located in Clayton.
What percentage of students in Clayton go to private school?
27% of all K-12 students in Clayton are educated in private schools (compared to the NJ state average of 14%).
What percentage of private schools are religiously affiliated in Clayton?
100% of private schools in Clayton are religiously affiliated (most commonly Catholic).
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