Helen Hunt Jackson College Prep High School had 102 12th-grade students during the 2018-2019 school year, according to the California Department of Education.
Paramount High School had the most 12th-grade students enrolled in California with 1,135.
According to numbers provided by the National Center for Education Services, California is expected to see a decrease of three percent in public elementary and secondary school enrollment from 2017-2029. The state expected to see the largest drop in enrollment is New Mexico with a projected 12 percent decrease, while Washington D.C. is projected to see a 14 percent increase over the same time period.
In a survey conducted by the Public Policy Institute of California, seven percent of respondents said large class sizes was the biggest issue facing California’s K-12 schools. In the same survey, 50 percent of the respondents said they did not view the financial resources their local public school was getting as adequate.
Largest 200 California Schools by Enrollment of 12th-Grade Students
| Rank | School | Attendance |
|---|---|---|
| 1 | Paramount High School | 1,135 |
| 2 | Granada Hills Charter High School | 1,120 |
| 3 | Visions In Education | 1,107 |
| 4 | Eleanor Roosevelt High School | 1,083 |
| 5 | Downey High School | 1,050 |
| 6 | Polytechnic High School | 1,007 |
| 7 | Central High East Campus | 913 |
| 8 | El Camino Real Charter High School | 904 |
| 9 | James Logan High School | 885 |
| 10 | Vista Murrieta High School | 884 |
| 11 | Etiwanda High School | 851 |
| 12 | Earl Warren High School | 845 |
| 13 | Arcadia High School | 829 |
| 14 | Millikan High School | 824 |
| 15 | Wilson High School | 818 |
| 16 | Santiago High School | 813 |
| 17 | San Clemente High School | 808 |
| 18 | Fountain Valley High School | 805 |
| 19 | Eastlake High School | 802 |
| 20 | Rancho Cucamonga High School | 798 |
| 20 | Birmingham Community Charter High School | 798 |
| 22 | El Camino High School | 795 |
| 23 | Centennial High School | 786 |
| 24 | Chaffey High School | 782 |
| 25 | Dougherty Valley High School | 766 |
| 26 | Upland High School | 764 |
| 27 | Los Osos High School | 763 |
| 28 | Milpitas High School | 762 |
| 29 | Calexico High School | 761 |
| 30 | Arnold O. Beckman High School | 760 |
| 31 | Martin Luther King Jr. High School | 759 |
| 32 | Los Alamitos High School | 758 |
| 33 | Great Oak High School | 756 |
| 34 | Quartz Hill High School | 750 |
| 35 | Aliso Niguel High School | 749 |
| 35 | Diamond Bar High School | 749 |
| 37 | San Marcos High School | 748 |
| 38 | San Benito High School | 744 |
| 39 | Lakewood High School | 743 |
| 40 | Sanger High School | 734 |
| 41 | Clovis High School | 733 |
| 42 | Sweetwater High School | 732 |
| 43 | Pacifica High School | 726 |
| 44 | Chaparral High School | 722 |
| 44 | Anaheim High School | 722 |
| 46 | Huntington Beach High School | 718 |
| 47 | Paloma Valley High School | 717 |
| 48 | Pittsburg Senior High School | 716 |
| 49 | Santa Monica High School | 715 |
| 49 | Berkeley High School | 715 |
| 51 | Palisades Charter High School | 714 |
| 51 | Valencia High School | 714 |
| 53 | Cypress High School | 713 |
| 54 | Evergreen Valley High School | 712 |
| 55 | Redondo Union High School | 709 |
| 56 | Montclair High School | 705 |
| 57 | Chino Hills High School | 704 |
| 58 | San Ysidro High School | 702 |
| 59 | Ruben S. Ayala High School | 695 |
| 60 | Bakersfield High School | 693 |
| 61 | Highland High School | 691 |
| 62 | Independence High School | 683 |
| 63 | Lowell High School | 678 |
| 64 | Lincoln High School | 676 |
| 65 | John H. Francis Polytechnic | 675 |
| 66 | Chula Vista Senior High School | 672 |
| 67 | California High School | 670 |
| 68 | Dana Hills High School | 669 |
| 68 | Edison High School | 669 |
| 68 | Trabuco Hills High School | 669 |
| 71 | Tesoro High School | 668 |
| 71 | William J. (Pete) Knight High School | 668 |
| 73 | Buchanan High School | 667 |
| 74 | Walnut High School | 666 |
| 74 | Ridgeview High School | 666 |
| 76 | Valencia High School | 663 |
| 77 | San Leandro High School | 662 |
| 78 | Bonita Vista Senior High School | 659 |
| 79 | West Ranch High School | 655 |
| 80 | John F. Kennedy High School | 654 |
| 80 | Amador Valley High School | 654 |
| 82 | Bell Gardens High School | 653 |
| 83 | Beaumont Senior High School | 652 |
| 84 | Katella High School | 651 |
| 84 | Alisal High School | 651 |
| 84 | Grover Cleveland Charter High School | 651 |
| 87 | Freedom High School | 649 |
| 88 | Santa Ana High School | 648 |
| 88 | Alhambra High School | 648 |
| 88 | California High School | 648 |
| 91 | Salinas High School | 646 |
| 92 | Menlo-Atherton High School | 644 |
| 92 | Castro Valley High School | 644 |
| 94 | Temecula Valley High School | 642 |
| 95 | Canyon Crest Academy | 635 |
| 96 | Alta Loma High School | 634 |
| 97 | University High School | 633 |
| 98 | Cajon High School | 631 |
| 98 | Crescenta Valley High School | 631 |
| 98 | Olympian High School | 631 |
| 101 | Yucaipa High School | 628 |
| 101 | Westminster High School | 628 |
| 101 | Montebello High School | 628 |
| 104 | Torrey Pines High School | 627 |
| 104 | Hector G. Godinez | 627 |
| 106 | Otay Ranch Senior High School | 626 |
| 107 | Cupertino High School | 625 |
| 108 | Troy High School | 624 |
| 109 | Northwood High School | 623 |
| 110 | Marina High School | 622 |
| 110 | Dublin High School | 622 |
| 112 | Palmdale High School | 621 |
| 112 | Madera South High School | 621 |
| 114 | Mira Mesa High School | 620 |
| 114 | Sunnyside High School | 620 |
| 116 | Schurr High School | 619 |
| 117 | La Quinta High School | 618 |
| 117 | Capistrano Connections Academy | 618 |
| 119 | Woodbridge High School | 616 |
| 119 | Arvin High School | 616 |
| 121 | Sheldon High School | 614 |
| 122 | Opportunities for Learning – Baldwin Park | 613 |
| 123 | Channel Islands High School | 611 |
| 123 | Rialto High School | 611 |
| 125 | Liberty High School | 610 |
| 125 | Heritage High School | 610 |
| 127 | Palos Verdes Peninsula High School | 609 |
| 127 | La Serna High School | 609 |
| 127 | Stanislaus Alternative Charter School | 609 |
| 130 | Coachella Valley High School | 607 |
| 130 | Everett Alvarez High School | 607 |
| 132 | Jordan High School | 606 |
| 133 | Homestead High School | 605 |
| 134 | John Muir Charter School | 604 |
| 135 | Polytechnic High School | 600 |
| 136 | Hilltop Senior High School | 599 |
| 137 | Rancho Bernardo High School | 597 |
| 137 | Monte Vista High School | 597 |
| 139 | Oxnard High School | 596 |
| 139 | Newbury Park High School | 596 |
| 139 | Westview High School | 596 |
| 142 | Franklin High School | 595 |
| 142 | Valley View High School | 595 |
| 144 | Mira Costa High School | 594 |
| 145 | Silver Creek High School | 592 |
| 145 | El Rancho High School | 592 |
| 145 | Oak Ridge High School | 592 |
| 148 | Glendora High School | 591 |
| 148 | Claremont High School | 591 |
| 150 | Santa Maria High School | 588 |
| 150 | Ontario High School | 588 |
| 152 | Pioneer Valley High School | 587 |
| 153 | Burbank High School | 586 |
| 154 | Modesto High School | 585 |
| 154 | Alexander Hamilton Senior High School | 585 |
| 156 | Monta Vista High School | 584 |
| 156 | Villa Park High School | 584 |
| 156 | Burroughs High School | 584 |
| 156 | Clovis East High School | 584 |
| 156 | Mission Hills High School | 584 |
| 161 | Monterey Trail High School | 583 |
| 161 | Wilmer Amina Carter High School | 583 |
| 163 | Corona High School | 581 |
| 163 | James A. Garfield Senior High School | 581 |
| 165 | Escondido High School | 580 |
| 165 | Cosumnes Oaks High School | 580 |
| 165 | San Juan Hills High School | 580 |
| 165 | Golden Valley High School | 580 |
| 169 | Mark Keppel High School | 579 |
| 170 | Helix High School | 578 |
| 171 | Tustin High School | 577 |
| 171 | James C. Enochs High School | 577 |
| 173 | Clovis North High School | 576 |
| 173 | Frontier High School | 576 |
| 175 | Lancaster High School | 575 |
| 175 | Bell Senior High School | 575 |
| 177 | San Jacinto High School | 574 |
| 177 | Murrieta Mesa High School | 574 |
| 177 | Heritage High School | 574 |
| 180 | Hemet High School | 573 |
| 180 | North Hollywood Senior High School | 573 |
| 182 | Murrieta Valley High School | 572 |
| 182 | Canyon High School | 572 |
| 184 | Oak Hills High School | 570 |
| 185 | Davis Senior High School | 569 |
| 185 | Redlands Senior High School | 569 |
| 185 | Garden Grove High School | 569 |
| 188 | Granada High School | 567 |
| 189 | Valhalla High School | 565 |
| 189 | Arroyo Valley High School | 565 |
| 191 | Sunny Hills High School | 563 |
| 191 | Educational Partnership High School | 563 |
| 191 | Mira Monte High School | 563 |
| 194 | Mission Viejo High School | 562 |
| 194 | Eastside High School | 562 |
| 196 | La Quinta High School | 561 |
| 197 | Edison High School | 560 |
| 198 | El Toro High School | 559 |
| 199 | Granite Hills High School | 557 |
| 200 | Pleasant Grove High School | 556 |
