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Largest Public & Private High Schools
Los Angeles County
School Year 2016-2017

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Largest PUBLIC High Schools (Grades 9-12)

School City & Zip Code District Enrollment Largest Racial Group Largest Racial Group %
Paramount High Paramount 90723 Paramount Unified 4,762 Hispanic / Latino 88.30%
Granada Hills Charter High Granada Hills 91344 Los Angeles Unified 4,662 Hispanic / Latino 39.60%
Downey High Downey 90241 Downey Unified 4,221 Hispanic / Latino 87.20%
Polytechnic High Long Beach 90813 Long Beach Unified 4,220 Hispanic / Latino 42.80%
Wilson High Long Beach 90804 Long Beach Unified 3,739 Hispanic / Latino 56.70%
Warren High Downey 90241 Downey Unified 3,678 Hispanic / Latino 89.20%
El Camino Real Charter High Woodland Hills 91367 Los Angeles Unified 3,660 White 44.80%
Millikan High Long Beach 90815 Long Beach Unified 3,570 Hispanic / Latino 48.60%
Arcadia High Arcadia 91007 Arcadia Unified 3,385 Asian 64.40%
Lakewood High Lakewood 90713 Long Beach Unified 3,280 Hispanic / Latino 43.80%
Grover Cleveland Charter High Reseda 91335 Los Angeles Unified 3,198 Hispanic / Latino 58.90%
Birmingham Community Charter High Lake Balboa 91406 Los Angeles Unified 3,161 Hispanic / Latino 84.20%
Valencia High Valencia 91355 William S. Hart Union High 3,052 White 45.30%
Diamond Bar High Diamond Bar 91765 Walnut Valley Unified 3,042 Asian 61.70%
Quartz Hill High Quartz Hill 92534 Antelope Valley Union High 3,032 Hispanic / Latino 39.00%
Jordan High Long Beach 90805 Long Beach Unified 3,003 Hispanic / Latino 72.20%
Palisades Charter High Pacific Palisades 90272 Los Angeles Unified 2,982 White 54.30%
William J. (Pete) Knight High Palmdale 93552 Antelope Valley Union High 2,975 Hispanic / Latino 77.30%
Mayfair High Lakewood 90713 Bellflower Unified 2,962 Hispanic / Latino 53.30%
Bell Senior High Bell 90201 Los Angeles Unified 2,953 Hispanic / Latino 96.40%
Bell Gardens High Bell Gardens 90201 Montebello Unified 2,899 Hispanic / Latino 99.30%
Highland High Palmdale 93551 Antelope Valley Union High 2,886 Hispanic / Latino 60.10%
Redondo Union High Redondo Beach 90277 Redondo Beach Unified 2,871 White 45.40%
South Gate Senior High South Gate 90280 Los Angeles Unified 2,832 Hispanic / Latino 97.40%
Santa Monica High Santa Monica 90405 Santa Monica-Malibu Unified 2,824 White 38.10%
California High Whittier 90604 Whittier Union High 2,818 Hispanic / Latino 89.70%
Opportunities For Learning - Baldwin Park II Pasadena 91107 Baldwin Park Unified 2,813 Hispanic / Latino 54.40%
John H. Francis Polytechnic Sun Valley 91352 Los Angeles Unified 2,806 Hispanic / Latino 91.50%
Schurr High Montebello 90640 Montebello Unified 2,803 Hispanic / Latino 89.80%
La Serna High Whittier 90605 Whittier Union High 2,731 Hispanic / Latino 78.40%
Alexander Hamilton Senior High Los Angeles 90034 Los Angeles Unified 2,719 Hispanic / Latino 50.70%
Palmdale High Palmdale 93550 Antelope Valley Union High 2,664 Hispanic / Latino 74.90%
Crescenta Valley High La Crescenta 91214 Glendale Unified 2,660 White 54.00%
Walnut High Walnut 91789 Walnut Valley Unified 2,637 Asian 54.80%
Montebello High Montebello 90640 Montebello Unified 2,618 Hispanic / Latino 96.00%
Van Nuys Senior High Van Nuys 91411 Los Angeles Unified 2,617 Hispanic / Latino 63.70%
Burroughs High Burbank 91506 Burbank Unified 2,600 Hispanic / Latino 45.50%
Burbank High Burbank 91502 Burbank Unified 2,582 White 55.50%
Glendora High Glendora 91741 Glendora Unified 2,570 White 43.40%
Bellflower High Bellflower 90706 Bellflower Unified 2,546 Hispanic / Latino 76.80%
Cabrillo High Long Beach 90810 Long Beach Unified 2,542 Hispanic / Latino 70.70%
James A. Garfield Senior High Los Angeles 90022 Los Angeles Unified 2,531 Hispanic / Latino 98.80%
North Hollywood Senior High North Hollywood 91601 Los Angeles Unified 2,520 Hispanic / Latino 70.50%
San Pedro Senior High San Pedro 90731 Los Angeles Unified 2,516 Hispanic / Latino 68.00%
Mira Costa High Manhattan Beach 90266 Manhattan Beach Unified 2,514 White 59.30%
Alhambra High Alhambra 91801 Alhambra Unified 2,512 Hispanic / Latino 50.70%
El Rancho High Pico Rivera 90660 El Rancho Unified 2,508 Hispanic / Latino 98.20%
Palos Verdes Peninsula High Rolling Hills Estates 90274 Palos Verdes Peninsula Unified 2,426 Asian 36.70%
Lancaster High Lancaster 93536 Antelope Valley Union High 2,425 Hispanic / Latino 49.60%
Claremont High Claremont 91711 Claremont Unified 2,405 White 34.90%
Taft Charter High Woodland Hills 91364 Los Angeles Unified 2,401 White 40.20%


By 2006, Belmont Senior High School of the Los Angeles Unified School District, with an enrollment of more than 6,000 students, had one of the largest enrollments of any high school in the United States. Beginning in 2006, however, several new schools and educational complexes opened to relieve Belmont. Enrollment at Belmont has since fallen to just over 1,200 students.


For the 2014-2015 school year, Los Angeles County’s Juvenile Hall secondary education program, held across its 22 juvenile halls and camps, enrolled 1,885 students.


In May 2000, veteran actor Kirk Douglas became the first living person in Los Angeles to have a high school named for him. West Granada High School was renamed Kirk Douglas High School.


Largest PRIVATE High Schools (Grade 9-12)

School City & Zip Code School Type Enrollment Religious Affiliation Local Public School District
Bishop Amat Memorial High La Puente 91746 Coed 1,386 Roman Catholic Bassett Unified
Bishop Alemany High Mission Hills 91345 Coed 1,344 Roman Catholic Los Angeles Unified
Chaminade College Preparatory West Hills 91304 Coed 1,305 Roman Catholic Los Angeles Unified
Loyola High School of Los Angeles Los Angeles 90006 Boys Only 1,247 Roman Catholic Los Angeles Unified
Notre Dame High School Sherman Oaks 91423 Coed 1,227 Roman Catholic Los Angeles Unified
Oaks Christian School Westlake Village 91362 Coed 958 Religious, Non-denominational Las Virgenes Unified
Bishop Montgomery High Torrance 90503 Coed 920 Roman Catholic Torrance Unified
Damien High School La Verne 91750 Boys Only 919 Roman Catholic Bonita Unified
Harvard-Westlake Studio City 91604 Coed 872 Non-religious Los Angeles Unified
St. John Bosco High School Bellflower 90706 Boys Only 833 Roman Catholic Bellflower Unified
Cathedral High School Los Angeles 90012 Boys Only 732 Roman Catholic Los Angeles Unified
Paraclete High School Lancaster 93536 Coed 669 Roman Catholic Antelope Valley Union High
St. Francis High School La Canada 91011 Boys Only 655 Roman Catholic La Canada Unified
La Salle High School Pasadena 91107 Coed 649 Roman Catholic Pasadena Unified
St. Paul High School Santa Fe Springs 90670 Coed 624 Roman Catholic Whittier Union High
Maranatha High School Pasadena 91105 Coed 598 Evangelical Pasadena Unified
St. Lucy's Priory High Glendora 91741 Girls Only 594 Roman Catholic Glendora Unified
Saint Anthony High School Long Beach 90802 Coed 562 Roman Catholic Long Beach Unified
Milken Community Schools Los Angeles 90049 Coed 555 Jewish Los Angeles Unified
St. Genevieve High School Panorama City 91402 Coed 553 Roman Catholic Los Angeles Unified
Saint Joseph High School Lakewood 90713 Girls Only 549 Roman Catholic Bellflower Unified
Viewpoint School Calabasas 91302 Coed 545 Non-religious Las Virgenes Unified
Campbell Hall (Episcopal) North Hollywood 91607 Coed 540 Episcopal Los Angeles Unified
Mary Star of the Sea High School San Pedro 90731 Coed 535 Roman Catholic Los Angeles Unified
Heritage Christian School Northridge 91343 Coed 524 Religious, Non-denominational Los Angeles Unified
Crossroads School for Arts and Sciences Santa Monica 90404 Coed 523 Non-religious Los Angeles Unified
Valley Christian High School Cerritos 90703 Coed 521 Reformed ABC Unified
Cantwell–Sacred Heart of Mary High Montebello 90640 Coed 512 Roman Catholic Montebello Unified
Crespi Carmelite High Encino 91316 Boys Only 498 Roman Catholic Los Angeles Unified
Saint Monica Catholic High School Santa Monica 90403 Coed 476 Roman Catholic Santa Monica-Malibu Unified
Immaculate Heart High and Middle School Los Angeles 90028 Girls Only 474 Roman Catholic Los Angeles Unified
Brentwood School Los Angeles 90049 Coed 472 Non-religious Los Angeles Unified
Village Christian Schools Sun Valley 91352 Coed 454 Religious, Non-denominational Los Angeles Unified
Junipero Serra High School Gardena 90249 Coed 451 Roman Catholic Los Angeles Unified
Providence High School Burbank 91505 Coed 433 Roman Catholic Burbank Unified
Bishop Mora Salesian High School Los Angeles 90023 Boys Only 425 Roman Catholic Los Angeles Unified
Sierra Canyon School Chatsworth 91311 Coed 411 Non-religious Los Angeles Unified
Western Christian School Claremont 91711 Coed 411 Religious, Non-denominational Claremont Unified
Marymount High School Los Angeles 90077 Girls Only 411 Roman Catholic Los Angeles Unified
The Webb Schools Claremont 91711 Coed 410 Non-religious Claremont Unified
Don Bosco Technical Institute Rosemead 91770 Boys Only 410 Roman Catholic Montebello Unified
de Toledo High School West Hills 91307 Coed 403 Jewish Los Angeles Unified
Flintridge Sacred Heart Academy La Canada 91011 Girls Only 391 Roman Catholic La Canada Unified
Polytechnic School Pasadena 91106 Coed 384 Non-religious Pasadena Unified
Notre Dame Academy Los Angeles 90064 Girls Only 384 Roman Catholic Los Angeles Unified
Flintridge Preparatory School La Cañada Flintridge 91011 Coed 382 Non-religious La Canada Unified
Windward School Los Angeles 90066 Coed 380 Non-religious Los Angeles Unified
Southlands Christian Schools Rowland Heights 91748 Coed 377 Religious, Non-denominational Rowland Unified
Marlborough School Los Angeles 90004 Girls Only 372 Non-religious Los Angeles Unified
Louisville High School Woodland Hills 91364 Girls Only 371 Roman Catholic Los Angeles Unified
Chadwick Palos Verdes Peninsula 90274 Coed 362 Non-religious Palos Verdes Peninsula Unified
St. Pius X st Matthias Academy Downey 90242 Coed 361 Roman Catholic Downey Unified

Source: California Dept. of Education


In 1889, Mary Caswell founded Marlborough School. It is the oldest independent girls' school in Southern California.