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Mt. Calvary Lutheran School Photo - Students on a field trip to the Huntington Library in Pasadena.

Best Diamond Bar Private Elementary Schools (2026)

For the 2026 school year, there are 3 private elementary schools serving 328 students in Diamond Bar, CA.
The average acceptance rate is 98%, which is higher than the California private elementary school average acceptance rate of 81%.
33% of private elementary schools in Diamond Bar, CA are religiously affiliated (most commonly Lutheran Church Missouri Synod).

Private Elementary Schools in Diamond Bar, CA (2026)

School
Location
Quick Facts
Dbc Children's Center
Daycare / Preschool
2335 S Diamond Bar Blvd
Diamond Bar, CA 91765
(909) 861-6230
Gr: PK-1 | 51 students Avg. class size: 12 students Tuition & acceptance rate listed
Diamond Bar Montessori Academy
Montessori School
(4)
23555 Palomino Dr
Diamond Bar, CA 91765
(909) 396-8747
Gr: K-1 | 30 students Avg. class size: 15 students Sports: 6 | Extracurrculars: 2 Tuition & acceptance rate listed
Mt. Calvary Lutheran School
Mt. Calvary Lutheran School Photo - Students on a field trip to the Huntington Library in Pasadena.
(Lutheran Church Missouri Synod)
(7)
23300 Golden Springs Drive
Diamond Bar, CA 91765
(909) 861-2740
Gr: PK-8 | 247 students Avg. class size: 16 students Sports: 5 | Extracurrculars: 1 Tuition listed

Overview

This Town (Diamond Bar)
This State (CA)
# Schools
3 Schools

Student Body:

# Students
328 Students
505,059 Students
% Average Students of Color
86%
50%

Academics and Faculty:

# Teachers
13 Teachers
44,288 Teachers
Average Student-Teacher Ratio
25:1
12:1
% Average Faculty w/Advanced Degree
33%
59%
Average Class Size
14 students
17 students

Tuition and Acceptance Rate:

Average % on Financial Aid
10%
28%
Average Acceptance Rate
98%
81%

Students by Ethnicity:

0.66
0.74
# American Indian Students
3 Students
2,780 Students
% American Indian Students
1%
n/a
# Asian Students
89 Students
57,646 Students
% Asian Students
27%
12%
# Hispanic Students
45 Students
81,074 Students
% Hispanic Students
14%
17%
# Black Students
9 Students
23,453 Students
% Black Students
3%
5%
# White Students
17 Students
193,485 Students
% White Students
5%
40%
# Hawaiian Students
n/a
3,903 Students
% Hawaiian Students
n/a
1%
# Two or more races Students
n/a
n/a
% of Two or more races Students
n/a
n/a
# Others Students
165 Students
122,342 Students
% of Others Students
50%
25%
All Ethnic Groups

Extracurriculars and Sports:

Average Number of Extracurriculars
2 extracurriculars
8 extracurriculars
Average Number of Sports
6 sports
6 sports

Frequently Asked Questions

How many private elementary schools are located in Diamond Bar, CA?
3 private elementary schools are located in Diamond Bar, CA.
What percentage of private elementary schools are religiously affiliated in Diamond Bar?
33% of private elementary schools in Diamond Bar are religiously affiliated (most commonly Lutheran Church Missouri Synod).

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