For the 2026-27 school year, there are 3 public elementary schools serving 1,518 students in the neighborhood of East Side Costa Mesa, Costa Mesa, CA.
The top-ranked public elementary schools in East Side Costa Mesa are Heinz Kaiser Elementary School and International School For Science And Culture. Overall testing rank is based on a school's combined math and reading proficiency test score ranking.
The neighborhood of East Side Costa Mesa, Costa Mesa, CA public elementary schools have an average math proficiency score of 49% (versus the California public elementary school average of 36%), and reading proficiency score of 52% (versus the 46% statewide average).
Minority enrollment is 53% of the student body (majority Hispanic), which is less than the California public elementary school average of 80% (majority Hispanic).
Best Public Elementary Schools in the neighborhood of East Side Costa Mesa, Costa Mesa, CA (2026-27)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Location
Quick Facts
Rank: #11.
Heinz Kaiser Elementary School
(Math: 65% | Reading: 61%)
Rank:
Rank:
9/
Top 20%10
2130 Santa Ana Ave.
Costa Mesa, CA 92626
(949) 515-6950
Costa Mesa, CA 92626
(949) 515-6950
Gr: 3-6 | 539 students Student-teacher ratio: 22:1 Minority enrollment: 42%
Rank: #22.
International School For Science And Culture
Charter School
(Math: 50-59% | Reading: 50-54%)
Rank:
Rank:
8/
Top 30%10
1770 Tustin Ave.
Costa Mesa, CA 92627
(949) 441-4500
Costa Mesa, CA 92627
(949) 441-4500
Gr: K-8 | 97 students Student-teacher ratio: 19:1 Minority enrollment: 80%
Rank: n/an/a
2025 Garden Ln.
Costa Mesa, CA 92626
(949) 515-6945
Costa Mesa, CA 92626
(949) 515-6945
Gr: K-2 | 487 students Student-teacher ratio: 22:1 Minority enrollment: 39%
Frequently Asked Questions
What are the top-ranked public elementary schools in the neighborhood of East Side Costa Mesa, Costa Mesa, CA?
The top-ranked public elementary schools in the neighborhood of East Side Costa Mesa, Costa Mesa, CA include Heinz Kaiser Elementary School and International School For Science And Culture.
How many public elementary schools are located in the neighborhood of East Side Costa Mesa, Costa Mesa?
4 public elementary schools are located in the neighborhood of East Side Costa Mesa, Costa Mesa.
What is the racial composition of students in the neighborhood of East Side Costa Mesa, Costa Mesa?
the neighborhood of East Side Costa Mesa, Costa Mesa public elementary schools minority enrollment is 53% of the student body (majority Hispanic), which is less than the California public elementary schools average of 80% (majority Hispanic).
Recent Articles
Can Your Child Get Into School Clubs and Activities?
Discover whether your child can access advertised school clubs and activities, including enrollment limits, tryouts, fees, transportation, scheduling conflicts, and essential questions parents should ask before choosing schools today.
Who Supervises Students When Their Teacher Is Out?
Discover who supervises students when regular teachers are absent, how schools arrange classroom coverage, what qualifications substitutes need, and which questions parents should ask about safety and learning continuity.
When the School Nurse Isn't There: Parent Guide
Learn what happens when school nurses are absent, how public schools handle medications and emergencies, and which essential questions parents should ask to protect their children's health and safety daily.