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allk12 · Rankings · Largest charters · California

The largest public charter schools in California

Across California, 998 public schools are ranked here, ranked by total enrollment among charter schools. Five Keys Independence HS (SF Sheriff's) leads the list at 3,447, against a median of 392 across the ranked schools.

Sort any column, filter to a school or district, or download the full ranking as a CSV. Source data is federal NCES and state assessment reporting, 2024-25.

Schools ranked
998
California
Top Students
3,447
Median Students
392
LARGEST CHARTERS · CALIFORNIA
#SchoolCityDistrictLevelStudents
1Five Keys Independence HS (SF Sheriff's)San Francisco, CAFive Keys Independence HS (SF Sheriff's) DistrictHigh3,447
2Options For Youth - Duarte IncPasadena, CAOptions For Youth - Duarte Inc DistrictHigh3,369
3Birmingham Community Charter HighLake Balboa, CABirmingham Community Charter High DistrictHigh3,162
4El Camino Real Charter HighWoodland Hills, CAEl Camino Real Charter High DistrictHigh3,046
5Assurance Learning AcademyLancaster, CAAssurance Learning Academy DistrictHigh3,014
6Palisades Charter HighPacific Palisades, CAPalisades Charter High DistrictHigh2,920
7Alta Vista Innovation HighHesperia, CAAlta Vista Innovation High DistrictHigh2,812
8San Diego Workforce Innovation HighNational City, CASan Diego Workforce Innovation High DistrictHigh2,722
9Grover Cleveland Charter HighReseda, CALos Angeles UnifiedHigh2,719
10Helix HighLa Mesa, CAHelix High DistrictHigh2,554
11Clayton Valley Charter HighConcord, CAClayton Valley Charter High DistrictHigh2,373
12OCSASanta Ana, CAOCSA DistrictHigh2,346
13Taft Charter HighWoodland Hills, CALos Angeles UnifiedHigh2,221
14Steele Canyon HighSpring Valley, CASteele Canyon High DistrictHigh2,198
15Options for Youth-ActonFontana, CAOptions for Youth-Acton DistrictHigh2,171
16Excelsior CharterVictorville, CAExcelsior Charter DistrictHigh2,170
17Alfred B. Nobel Charter MiddleNorthridge, CALos Angeles UnifiedMiddle1,784
18Chatsworth Charter HighChatsworth, CALos Angeles UnifiedHigh1,743
19California Innovative Career AcademySacramento, CACalifornia Innovative Career Academy DistrictCombined1,729
20Paul Revere Charter MiddleLos Angeles, CALos Angeles UnifiedMiddle1,715
21Crescent View West Public CharterFresno, CACrescent View West Public Charter DistrictHigh1,703
22George Ellery Hale Charter AcademyWoodland Hills, CALos Angeles UnifiedMiddle1,693
23Classical AcademyEscondido, CAClassical Academy DistrictElementary1,581
24California Montessori Project-San Juan CampusesCarmichael, CACalifornia Montessori Project-San Juan Campuses DistrictElementary1,545
25Sylmar Charter HighSylmar, CALos Angeles UnifiedHigh1,463
26Gaspar De Portola Charter MiddleTarzana, CALos Angeles UnifiedMiddle1,461
27Imagine Schools Riverside CountyCoachella, CAImagine Schools Riverside County DistrictElementary1,454
28Albert Einstein AcademiesSan Diego, CAAlbert Einstein Academies DistrictElementary1,448
29Grow Public SchoolsBakersfield, CAGrow Public Schools DistrictElementary1,446
30University High School CharterLos Angeles, CALos Angeles UnifiedHigh1,385
31Altus Schools Charter School of San DiegoSan Diego, CAAltus Schools Charter School of San Diego DistrictHigh1,375
32Heritage K-8 CharterEscondido, CAHeritage K-8 Charter DistrictElementary1,345
33Reseda Charter HighReseda, CALos Angeles UnifiedHigh1,339
34Classical Academy HighEscondido, CAClassical Academy High DistrictHigh1,336
35Palm Desert Charter MiddlePalm Desert, CADesert Sands UnifiedMiddle1,298
36Vista Real Charter HighOxnard, CAVista Real Charter High DistrictHigh1,271
37San Jose Charter AcademyWest Covina, CASan Jose Charter Academy DistrictElementary1,255
38Gompers Preparatory AcademySan Diego, CAGompers Preparatory Academy DistrictHigh1,175
39SIATechOceanside, CASIATech DistrictHigh1,174
40Louis Armstrong MiddleSherman Oaks, CALos Angeles UnifiedMiddle1,174
41Options for Youth-San BernardinoSan Bernardino, CAOptions for Youth-San Bernardino DistrictHigh1,168
42Alain Leroy Locke College Preparatory AcademyLos Angeles, CAAlain Leroy Locke College Preparatory Academy DistrictHigh1,159
43El Rancho CharterAnaheim, CAOrange UnifiedMiddle1,144
44Santiago Charter MiddleOrange, CASantiago Charter Middle DistrictMiddle1,137
45Alliance Marine - Innovation and Technology 6-12 ComplexSun Valley, CAAlliance Marine - Innovation and Tech 6-12 Complex DISTHigh1,100
46Feaster (Mae L.) CharterChula Vista, CAFeaster (Mae L.) Charter DistrictElementary1,095
47Rocklin Academy GatewayRocklin, CARocklin Academy Gateway DistrictElementary1,093
48Smythe Academy of Arts and SciencesSacramento, CATwin Rivers UnifiedElementary1,091
49Nestor Language Academy CharterSan Diego, CASouth Bay UnionElementary1,079
50Making Waves AcademyRichmond, CAMaking Waves Academy DistrictHigh1,078
Page 1 of 20 · top 998 of 998 ranked. NCES + state assessment data, 2024-25.↓ Download full CSV

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DATA NOTICE

allk12 is independent and not affiliated with, endorsed by, or sponsored by NCES, the US Census Bureau, any state education agency or assessment program, or any other government agency. Source data is compiled from public records and provided "as is," without warranty of accuracy or completeness. You rely on it, and any analysis derived from it, at your own risk. See the full disclaimer.