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Limited Profile

Not enough data to generate a rating

Montessori Harbor Mesa Elementary

Elementary School

3025 Deodar Avenue, Costa Mesa, CA 92626

Private

Enrollment

14

Student-Teacher

4.7:1

Grades

Kindergarten – 6th

Updated 2024-25

How this school compares

Academic performance

7.1 / 10

Strong

About Montessori Harbor Mesa Elementary

Montessori Harbor Mesa Elementary is an private elementary school in Costa Mesa, CA 92626. The school serves approximately 14 students in grades Kindergarten – 6th with a student-teacher ratio of 4.7:1. Located in a neighborhood with a median household income of $117,627, where 46% of adults hold a bachelor's degree or higher.

What Parents Should Know

With an enrollment of 14 students, Montessori Harbor Mesa Elementary 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.

With a student-teacher ratio of 4.7:1, Montessori Harbor Mesa Elementary offers a notably low ratio compared to the national average. This typically means smaller class sizes and more opportunities for one-on-one interaction between students and teachers.

As a private school, Montessori Harbor Mesa Elementary 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 Montessori Harbor Mesa Elementary compares to 29 public schools serving similar grades in Costa Mesa, CA

Student-Teacher Ratio
4.7:1
This School
vs
17.3:1
Public Avg
Avg School Size
14
This School
vs
408
Public Avg

Nearby Elementary Schools

School Rating
Montessori Harbor Mesa Elementary (this school)
Killybrooke Elementary 5.7
California Elementary 7.6
Adams Elementary 7.7
Paularino Elementary 6.3
Maude B. Davis Elementary 6.0
Sonora Elementary 5.5
College Park Elementary 7.9
California Pacific Charter- Los Angeles 5.8
California Pacific Charter - San Diego 4.5
Wilson Elementary 6.7
Everett A. Rea Elementary 9.0
Pomona Elementary 4.9
Victoria Elementary 9.0
ACCESS County Community 6.8
Orange County Special Education 6.5
Heinz Kaiser Elementary 9.0
Woodland Elementary 7.8
Whittier Elementary 5.8
International School for Science and Culture 6.2
Mariners Elementary 6.6

Showing 20 of 29 schools. View all schools in Costa Mesa

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

School Profile

Limited Data
Grades
Kindergarten – 6th
Enrollment
14 students
Type
Private
Student-Teacher Ratio
4.7:1
Address
3025 Deodar Avenue, Costa Mesa, CA 92626
Phone
(714) 549-3803
Data Year
SY 2024-25
Why doesn't this school have a score?

We don't have enough verified data to rate this school fairly. Private schools in CA aren't required to report standardized test scores to the state, which limits the data available for our rating model.

Our rating model requires at least 2 of 3 data components (academics, student progress, college readiness, and resources) to generate a meaningful score. Schools below this threshold receive a Limited Profile to avoid misleading ratings.

Learn more about our methodology →

Test Scores

Test score data not yet available for this school.

Location

3025 Deodar Avenue, Costa Mesa, CA 92626

Nearby Alternatives

Families considering Montessori Harbor Mesa Elementary may also want to explore other elementary schools in the area. College Park Elementary (rated 7.9/10, 1.5 miles away). Another option is Adams Elementary (rated 7.7/10, 0.8 miles away). Additionally, California Elementary (rated 7.6/10, 0.6 miles away). For more schools in Costa Mesa, see our Costa Mesa schools guide .

Nearby Schools

20 within 1.6 mi
School Distance Rating
Charles W. Tewinkle Middle Costa Mesa 0.5 mi 8.0
Early College High Costa Mesa 0.4 mi 8.3
Killybrooke Elementary Costa Mesa 0.5 mi 5.7
RENASCENCE SCHOOL INTERNATIONAL Costa Mesa 0.5 mi 8.6
California Elementary Costa Mesa 0.6 mi 7.6
CHRISTIAN MONTESSORI SCHOOL-COSTA MESA Costa Mesa 0.7 mi 5.4
Brood of Bees Costa Mesa 0.8 mi
Adams Elementary Costa Mesa 0.8 mi 7.7
Costa Mesa High Costa Mesa 1.1 mi 6.6
Paularino Elementary Costa Mesa 1.1 mi 6.3
Calvary Chapel Private School Program Santa Ana 1.4 mi
ST JOHN THE BAPTIST CATHOLIC SCHOOL Costa Mesa 1.2 mi 7.1
Maude B. Davis Elementary Costa Mesa 1.4 mi 6.0
College Park Elementary Costa Mesa 1.5 mi 7.9
Monte Vista Independent Study Costa Mesa 1.4 mi 7.9
Sonora Elementary Costa Mesa 1.5 mi 5.5
Estancia High Costa Mesa 1.8 mi 8.6
THE PEGASUS SCHOOL Huntington Beach 1.6 mi 7.3
California Pacific Charter - San Diego Costa Mesa 1.6 mi 4.5
California Pacific Charter- Los Angeles Costa Mesa 1.6 mi 5.8

Neighborhood Census ACS (2019-2023)

Census data for ZIP 92626 (ACS 2019-2023 5-Year Estimates) · Data sources

Median Income

$117,627

Median Home Value

$1,037,700

Median Rent

$2,520/mo

Population

50,569

College Educated

46.3%

Homeownership

42%

Avg Commute

22.2 min

Poverty Rate

8.5%

Median Age

37.1

Community Profile

The community surrounding Montessori Harbor Mesa Elementary has a median household income of $117,627. It is a well-educated community where 46% of adults hold a bachelor's degree or higher. The median home value in the area is $1,037,700, with a median rent of $2,520/month. The local poverty rate of 8.5% is relatively low. The average commute for residents is 22 minutes. Source: U.S. Census ACS 2022 5-Year Estimates.

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School Rating
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ABC LITTLE SCHOOL Studio City, CA
ABC LITTLE SCHOOL Van Nuys, CA
ABC Little School Sherman Oaks, CA
ACADEMICISE INT. PRESCHOOL & KINDERGARTEN Arcadia, CA
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Frequently Asked Questions

Common questions about Montessori Harbor Mesa Elementary

What grades does Montessori Harbor Mesa Elementary serve?

Montessori Harbor Mesa Elementary serves students in grades Kindergarten through 6th.

How many students attend Montessori Harbor Mesa Elementary?

Montessori Harbor Mesa Elementary has an enrollment of approximately 14 students.

What is the student-teacher ratio at Montessori Harbor Mesa Elementary?

The student-teacher ratio at Montessori Harbor Mesa Elementary is 4.7:1. A lower ratio generally means more individual attention per student. The national average is approximately 11:1 for private schools.

Is Montessori Harbor Mesa Elementary a private school?

Yes, Montessori Harbor Mesa Elementary is a private coeducational school. Private schools are not required to participate in state standardized testing, so academic performance data may be limited compared to public schools.

11 schools nearby View map →

Neighborhood Context

City Safety
High (3,601/100K)

FBI UCR 2024. City-level (Costa Mesa). Data >1 year old.

Quick Facts NCES PSS (SY 2024-25)

Grades
Kindergarten – 6th
Enrollment
14
Student-Teacher Ratio
4.7:1
Teachers (FTE)
3
Type
private
Coed Status
coed
County
Orange
Data Year
2025–2026

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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