Deprecated: Return type of Phpfastcache\Util\ArrayObject::offsetGet($offset) should either be compatible with ArrayAccess::offsetGet(mixed $offset): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /home/devzheng/workspace/psr/vendor/phpfastcache/phpfastcache/lib/Phpfastcache/Util/ArrayObject.php on line 106 Deprecated: Return type of Phpfastcache\Util\ArrayObject::offsetSet($offset, $value) should either be compatible with ArrayAccess::offsetSet(mixed $offset, mixed $value): void, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /home/devzheng/workspace/psr/vendor/phpfastcache/phpfastcache/lib/Phpfastcache/Util/ArrayObject.php on line 115 Deprecated: Return type of Phpfastcache\Util\ArrayObject::offsetUnset($offset) should either be compatible with ArrayAccess::offsetUnset(mixed $offset): void, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /home/devzheng/workspace/psr/vendor/phpfastcache/phpfastcache/lib/Phpfastcache/Util/ArrayObject.php on line 130 Deprecated: Return type of Phpfastcache\Util\ArrayObject::current() should either be compatible with Iterator::current(): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /home/devzheng/workspace/psr/vendor/phpfastcache/phpfastcache/lib/Phpfastcache/Util/ArrayObject.php on line 48 Deprecated: Return type of Phpfastcache\Util\ArrayObject::next() should either be compatible with Iterator::next(): void, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /home/devzheng/workspace/psr/vendor/phpfastcache/phpfastcache/lib/Phpfastcache/Util/ArrayObject.php on line 56 Deprecated: Return type of Phpfastcache\Util\ArrayObject::rewind() should either be compatible with Iterator::rewind(): void, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /home/devzheng/workspace/psr/vendor/phpfastcache/phpfastcache/lib/Phpfastcache/Util/ArrayObject.php on line 80 Deprecated: Return type of Phpfastcache\Drivers\Memcached\Item::jsonSerialize() should either be compatible with JsonSerializable::jsonSerialize(): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /home/devzheng/workspace/psr/vendor/phpfastcache/phpfastcache/lib/Phpfastcache/Core/Item/ItemExtendedTrait.php on line 438 Best Public Charter Schools in Costa Mesa, CA (2026)
Public School Review - Established 2003

Best Costa Mesa Public Charter Schools (2026)

For the 2026 school year, there are 5 public charter schools serving 1,211 students in Costa Mesa, CA.
The top-ranked public charter schools in Costa Mesa, CA are International School For Science And Culture, California Pacific Charter - Sonoma and California Pacific Charter - San Diego. Overall testing rank is based on a school's combined math and reading proficiency test score ranking.
Costa Mesa, CA public charter schools have an average math proficiency score of 25% (versus the California public charter school average of 32%), and reading proficiency score of 45% (versus the 48% statewide average). Charter schools in Costa Mesa have an average ranking of 4/10, which is in the bottom 50% of California public charter schools.
Minority enrollment is 75% of the student body (majority Hispanic), which is equal to the California public charter school average of 75% (majority Hispanic).

Best Public Charter Schools in Costa Mesa, CA (2026)

School
(Math and Reading Proficiency)
Location
Quick Facts
Rank: #11.
International School For Science And Culture
Charter School
(Math: 50-59% | Reading: 50-54%)
Rank:
8/
10
Top 30%
1770 Tustin Ave.
Costa Mesa, CA 92627
(949) 441-4500
Gr: K-8 | 97 students Student-teacher ratio: 19:1 Minority enrollment: 80%
Rank: #22.
California Pacific Charter - Sonoma
Charter School
(Math: 25-29% | Reading: 50-54%)
Rank:
6/
10
Top 50%
14630 Armstrong Woods Rd.
Costa Mesa, CA 92626
(855) 225-7227
Gr: K-12 | 213 students Student-teacher ratio: 5:1 Minority enrollment: 66%
Rank: #33.
California Pacific Charter - San Diego
Charter School
(Math: 20-24% | Reading: 50-54%)
Rank:
6/
10
Top 50%
940 South Coast Dr., Ste. 185
Costa Mesa, CA 92626
(855) 225-7227
Gr: K-12 | 310 students Student-teacher ratio: 8:1 Minority enrollment: 71%
Rank: #44.
California Pacific Charter- Los Angeles
Charter School
(Math: 20-24% | Reading: 35-39%)
Rank:
4/
10
Bottom 50%
940 South Coast Dr. #185
Costa Mesa, CA 92626
(855) 225-7227
Gr: K-12 | 423 students Student-teacher ratio: 11:1 Minority enrollment: 74%
Rank: #55.
College And Career Preparatory Academy
Charter School
(Math: ≤10% | Reading: ≤20%)
Rank:
1/
10
Bottom 50%
15872 South Harbor Blvd. Bldg
Costa Mesa, CA 92628
(714) 796-8795
Gr: 9-12 | 168 students Student-teacher ratio: 24:1 Minority enrollment: 92%

Frequently Asked Questions

What are the top-ranked public charter schools in Costa Mesa, CA?
How many public charter schools are located in Costa Mesa?
5 public charter schools are located in Costa Mesa.
What is the racial composition of students in Costa Mesa?
Costa Mesa public charter schools minority enrollment is 75% of the student body (majority Hispanic), which is equal to the California public charter schools average of 75% (majority Hispanic).

Recent Articles

AI Report Cards: Should Schools Evaluate AI Use?
AI Report Cards: Should Schools Evaluate AI Use?
Explore whether schools should assess student AI use, the benefits, risks, and what responsible AI report cards could look like in 2026.
The Parent’s Guide to School Cell Phone Bans in 2026
The Parent’s Guide to School Cell Phone Bans in 2026
Learn how school cell phone bans work in 2026, why districts are adopting them, and what parents should expect.
Parental Involvement in Public Schools: 2026 Update
Parental Involvement in Public Schools: 2026 Update
Explore the latest 2026 trends, research, and strategies shaping parental involvement in public schools and student success.

Quick Links

School Search Tools:
School by Type (CA):
Private & Boarding Schools:
State Links: