Best Private Schools in the neighborhood of East Side Costa Mesa, Costa Mesa, CA (2026)

Top Ranked East Side Costa Mesa Private Schools (2026)

St. Joachim Elementary School

Gr: PK-8 | 272 students

Avg. class size: 25 students

Sports: 5 | Extracurriculars: 3

Catholic

1964 Orange Ave

Costa Mesa, CA 92627

(949) 574-7411

Add to Compare

View Profile

Back Bay Montessori

Gr: K-1 | 24 students

Montessori School

398 University Dr

Costa Mesa, CA 92627

(949) 548-3771

Add to Compare

View Profile

Heritage Montessori School of Newport Beach - Costa Mesa

Gr: NS-4

Avg. class size: 24 students

Montessori School

2032 Orange Ave

Costa Mesa, CA 92627

(949) 764-9433

Add to Compare

View Profile

International Christian Montessori School Of Newport

Gr: PK-K | 36 students

Avg. class size: 10 students

Montessori School (Christian)

2591 Irvine Ave

Costa Mesa, CA 92627

(949) 631-9785

(2)

Add to Compare

View Profile

The Susan Phillips Day School

Gr: PK | 21 students

Daycare / Preschool

381 University Drive

Costa Mesa, CA 92627

(949) 645-1949

Add to Compare

View Profile

Woodland Child Devt Center

Gr: PK-5 | 112 students

Specialized Curriculum

2025 Garden Ln

Costa Mesa, CA 92627

(949) 650-3256

Add to Compare

View Profile

Frequently Asked Questions

What are the top ranked private schools in the neighborhood of East Side Costa Mesa, Costa Mesa, CA?

The private schools in the neighborhood of East Side Costa Mesa, Costa Mesa, CA is St. Joachim Elementary School.

How many private schools are located in the neighborhood of East Side Costa Mesa, Costa Mesa?

6 private schools are located in the neighborhood of East Side Costa Mesa, Costa Mesa.

How diverse are private schools in the neighborhood of East Side Costa Mesa, Costa Mesa?

the neighborhood of East Side Costa Mesa, Costa Mesa private schools are approximately 32% minority students, which is lower than the California private school average of 52%.

What percentage of private schools are religiously affiliated in the neighborhood of East Side Costa Mesa, Costa Mesa?

33% of private schools in the neighborhood of East Side Costa Mesa, Costa Mesa are religiously affiliated (most commonly Catholic and Christian).

Recent Articles

August 25, 2026

Will This Curriculum Still Matter in 2035?

Learn how to evaluate future-ready private school curricula for 2035, focusing on durable knowledge, critical thinking, AI literacy, adaptability, communication, creativity, and real-world learning before choosing a school.

August 25, 2026

Private Schools for Creators, Trades & Startups

Explore how private schools support non-traditional career paths in creative industries, skilled trades, and entrepreneurship, plus what families should evaluate when choosing specialized programs for future-ready students today.

August 25, 2026

First 90 Days at Private School: Parent Guide

Learn how to read your child’s first 90 days at private school, distinguish healthy adjustment from genuine struggles, and know when academic, social, or emotional concerns require action.