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Average

#1433 of 1,790 private schools in CA

Diamond Bar Montessori Academy

Elementary School

23555 PALOMINO DR, Diamond Bar, CA 91765

Private Estimated Score

Estimated academic score. This school does not have standardized test data. Based on 10 schools in Diamond Bar. Learn more

Enrollment

30

Student-Teacher

10.3:1

Score

5.3

Grades

Kindergarten – 1st

Updated 2021-22

How this school compares

In Diamond Bar

#3 of 4

public schools

California elementary schools

#860 of 1,102

Academic performance

9.0 / 10

Exceptional

About Diamond Bar Montessori Academy

Diamond Bar Montessori Academy serves 30 students in kindergarten through first grade in Diamond Bar, California. This small elementary school maintains an exceptional 10.3:1 student-teacher ratio with three full-time teachers, allowing for highly individualized attention in the early learning years. The school has earned recognition for its academic excellence, receiving a 9.0 out of 10 rating from MySchoolScout and ranking #323 out of 1,790 elementary schools statewide, placing it in the 82nd percentile among California schools.

This strong performance reflects the school's commitment to providing quality education during these foundational academic years. As a public school following the Montessori educational approach, Diamond Bar Montessori Academy offers families an alternative to traditional elementary education within the public school system. The intimate school size creates a close-knit learning environment where young students can develop independence and self-directed learning skills characteristic of the Montessori method.

The school serves a well-educated community where 52% of residents hold bachelor's degrees or higher, and the median household income is $105,712. Diamond Bar's affluent suburban setting provides a stable foundation for families seeking quality early childhood education in Los Angeles County.

What Parents Should Know

With an enrollment of 30 students, Diamond Bar Montessori Academy is a smaller school where families often find a close-knit community atmosphere. Smaller settings can mean more individual attention from teachers and staff, though they may offer fewer extracurricular options than larger schools.

As a private school, Diamond Bar Montessori Academy operates independently from the local public school district. Families considering this school should inquire about tuition costs, financial aid availability, and the admissions process. Private schools are not required to follow the same curriculum standards as public schools, which can be either an advantage or a consideration depending on your priorities.

Compare to Public Schools

Beta

How Diamond Bar Montessori Academy compares to 7 public schools serving similar grades in Diamond Bar, CA

Student-Teacher Ratio
10.3:1
This School
vs
25.2:1
Public Avg
Avg School Size
30
This School
vs
545
Public Avg
Avg School Scout Rating
5.3
This School
vs
7.1
Public Avg

Student Demographics

Asian 93.3% vs 0%
White 6.7% vs 0%
Diamond Bar Montessori Academy Diamond Bar Public Avg

Nearby Elementary Schools

School Rating
Diamond Bar Montessori Academy (this school) 5.3
Golden Springs Elementary 5.8
Armstrong Elementary 6.2
Pantera Elementary 8.8
Quail Summit Elementary 7.7
Maple Hill Elementary 7.2
Evergreen Elementary 7.4
Castle Rock Elementary 6.4

Demographics sourced from NCES Private School Survey (PSS) and Common Core of Data (CCD). Comparisons are based on enrollment-weighted averages.

Score Breakdown

What This Rating Measures

This rating reflects classroom size, instructional time, student diversity, community resources, and school characteristics. Private schools are ranked against other private schools in CA.

Classroom Attention
? Student-teacher ratio calibrated against other private schools. Lower ratios mean more individual attention. (30% of overall score)
B+ 6.8 / 10
View breakdown
Student-Teacher Ratio 10.3:1
Instructional Commitment
? Total annual instructional hours based on school day length and days per year. (15% of overall score)
A+ 9.6 / 10
View breakdown
School Day Length 6 hours
Annual Instructional Hours 1,500
Diversity & Inclusion
? Racial and ethnic diversity of the student body using Simpson's diversity index. (20% of overall score)
C 2.8 / 10
View breakdown
Diversity Index 13%
Community Context

Data Unavailable

School Profile
? Enrollment size and grade span breadth — indicators of program depth and peer community. (15% of overall score)
D 1.4 / 10
View breakdown
Enrollment 30
View data sources

Score basis: Private school model

Data coverage: 80% of scoring components had data

Components scored: 4 of 5

Ranking pool: Private schools in CA

Test Scores

Test score data not yet available for this school.

Student Demographics NCES PSS (SY 2021-22)

Asian 93.3%
White 6.7%

Source: NCES Private School Survey (PSS)

Location

23555 PALOMINO DR, Diamond Bar, CA 91765

Nearby Alternatives

Families considering Diamond Bar Montessori Academy may also want to explore other elementary schools in the area. Pantera Elementary (rated 8.8/10, 1.3 miles away), which scores notably higher. Another option is Quail Summit Elementary (rated 7.7/10, 1.9 miles away), which scores notably higher. Additionally, Maple Hill Elementary (rated 7.2/10, 2.1 miles away), which scores notably higher. For more schools in Diamond Bar, see our Diamond Bar schools guide .

Nearby Schools

20 within 2.4 mi
School Distance Rating
VILLAGE MONTESSORI ACADEMY Diamond Bar 0.3 mi
VILLAGE MONTESSORI ACADEMY Diamond Bar 0.3 mi
LiMai Montessori Academy Diamond Bar 0.4 mi
Lorbeer Middle Diamond Bar 0.4 mi 5.8
MT CALVARY LUTHERAN SCHOOL Diamond Bar 0.5 mi 6.2
Mt Calvary Lutheran Diamond Bar 0.5 mi
Golden Springs Elementary Diamond Bar 0.5 mi 5.8
Armstrong Elementary Diamond Bar 0.5 mi 6.2
GUIDE ACADEMY Diamond Bar 1.1 mi 5.9
Pantera Elementary Diamond Bar 1.3 mi 8.8
Ranch Hills Elementary Pomona 1.6 mi 5.3
Quail Summit Elementary Diamond Bar 1.9 mi 7.7
International Polytechnic High Pomona 2.0 mi 6.0
Chaparral Middle Diamond Bar 2.0 mi 7.6
Diamond Ranch High Pomona 1.8 mi 7.1
Maple Hill Elementary Diamond Bar 2.1 mi 7.2
Kellogg Polytechnic Elementary Pomona 2.3 mi 7.0
Institute of Knowledge Diamond Bar 2.4 mi
Westmont Elementary Pomona 2.4 mi 5.3
ST CHRISTOPHER-JOSEPH-AQUINAS ACADEMIC ACADEMY Diamond Bar 2.4 mi 5.2

Neighborhood Census ACS (2019-2023)

Census data for ZIP 91765 (ACS 2019-2023 5-Year Estimates) · Data sources

Median Income

$104,737

Median Home Value

$878,900

Median Rent

$2,395/mo

Population

44,779

College Educated

53.3%

Homeownership

77.2%

Avg Commute

34 min

Poverty Rate

10.1%

Median Age

45.7

Community Profile

The community surrounding Diamond Bar Montessori Academy has a median household income of $104,737. It is a well-educated community where 53% of adults hold a bachelor's degree or higher. The median home value in the area is $878,900, with a median rent of $2,395/month. The area has a poverty rate of 10.1%. The average commute for residents is 34 minutes. Source: U.S. Census ACS 2022 5-Year Estimates.

Similar Schools

Schools in the same state with comparable level, size, and ratings

School Rating
OLIVET ACADEMY Anza, CA 5.2
PACE Academy Redding, CA 5.2
ST CHRISTOPHER-JOSEPH-AQUINAS ACADEMIC ACADEMY Diamond Bar, CA 5.2
Templeton Home Templeton, CA 5.2
DESERT ADVENTIST SCHOOL Palm Desert, CA 5.4
FIRST STEPS SCHOOL La Crescenta, CA 5.4

Frequently Asked Questions

Common questions about Diamond Bar Montessori Academy

What grades does Diamond Bar Montessori Academy serve?

Diamond Bar Montessori Academy serves students in grades Kindergarten through 1st.

How many students attend Diamond Bar Montessori Academy?

Diamond Bar Montessori Academy has an enrollment of approximately 30 students.

What is the student-teacher ratio at Diamond Bar Montessori Academy?

The student-teacher ratio at Diamond Bar Montessori Academy is 10.3:1. A lower ratio generally means more individual attention per student. The national average is approximately 11:1 for private schools.

How does Diamond Bar Montessori Academy rank in CA?

Diamond Bar Montessori Academy is ranked #1433 out of 1,790 private schools in CA.

What is Diamond Bar Montessori Academy's MySchoolScout rating?

Diamond Bar Montessori Academy has a composite rating of 5.3 out of 10 on MySchoolScout. This score combines academic performance, student growth, and school environment into a single score. Equity data is shown separately for context.

Is Diamond Bar Montessori Academy a private school?

Yes, Diamond Bar Montessori Academy is a private coeducational school with a Nonsectarian affiliation. Private schools are not required to participate in state standardized testing, so academic performance data may be limited compared to public schools.

Is Diamond Bar Montessori Academy a religious school?

No, Diamond Bar Montessori Academy is a nonsectarian (non-religious) private school.

11 schools nearby View map →

Neighborhood Context

City Safety
High (1,946/100K)

FBI UCR 2024. City-level (Diamond Bar). Data >1 year old.

Quick Facts NCES PSS (SY 2021-22)

Grades
Kindergarten – 1st
Enrollment
30
Gender Split
33% M / 67% F
Student-Teacher Ratio
10.3:1
Teachers (FTE)
3
Type
private
Coed Status
coed
Affiliation
Nonsectarian
School Day
6 hours
Days Per Year
250 days
Setting
Large Suburb
County
LOS ANGELES
Data Year
2022–2023

How We Rate Schools

Every school receives a composite score from 1 to 10 based on four pillars: Academic Performance (50%), Student Growth (20%), Equity (15%), and Learning Environment (15%). Scores are built from publicly available data including standardized test results, enrollment figures, and school climate indicators.

Read our full methodology

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