Rankings · California
Largest schools in San Diego County, California
Ranked by enrollment — academic rankings appear once test-score data is loaded.
| # | School | City | District | Enrollment |
|---|---|---|---|---|
| 1 | Pacific Coast Academy charter | Poway | Dehesa Elementary | 4891 |
| 2 | Cabrillo Point Academy charter | Poway | Dehesa Elementary | 4283 |
| 3 | San Marcos High | San Marcos | San Marcos Unified | 3380 |
| 4 | California Virtual Academy @ San Diego charter | Simi Valley | Spencer Valley Elementary | 3294 |
| 5 | Mission Hills High | San Marcos | San Marcos Unified | 2893 |
| 6 | Eastlake High | Chula Vista | Sweetwater Union High | 2783 |
| 7 | Sweetwater High | National City | Sweetwater Union High | 2679 |
| 8 | El Camino High | Oceanside | Oceanside Unified | 2637 |
| 9 | Torrey Pines High | San Diego | San Dieguito Union High | 2614 |
| 10 | Henry High | San Diego | San Diego Unified | 2607 |
| 11 | Del Norte High | San Diego | Poway Unified | 2531 |
| 12 | Helix High charter | La Mesa | Grossmont Union High | 2502 |
| 13 | Otay Ranch Senior High | Chula Vista | Sweetwater Union High | 2491 |
| 14 | Granite Hills High | El Cajon | Grossmont Union High | 2398 |
| 15 | Olympian High | Chula Vista | Sweetwater Union High | 2341 |
| 16 | Canyon Crest Academy | San Diego | San Dieguito Union High | 2336 |
| 17 | San Diego Workforce Innovation High charter | National City | Borrego Springs Unified | 2332 |
| 18 | Rancho Bernardo High | San Diego | Poway Unified | 2318 |
| 19 | San Ysidro High | San Diego | Sweetwater Union High | 2316 |
| 20 | Carlsbad High | Carlsbad | Carlsbad Unified | 2290 |
| 21 | Hoover High | San Diego | San Diego Unified | 2265 |
| 22 | Westview High | San Diego | Poway Unified | 2257 |
| 23 | Poway High | Poway | Poway Unified | 2233 |
| 24 | Mira Mesa High | San Diego | San Diego Unified | 2219 |
| 25 | Grossmont High | La Mesa | Grossmont Union High | 2175 |
| 26 | Steele Canyon High charter | Spring Valley | Grossmont Union High | 2168 |
| 27 | Bonita Vista Senior High | Chula Vista | Sweetwater Union High | 2140 |
| 28 | San Diego High | San Diego | San Diego Unified | 2105 |
| 29 | San Dieguito HS Academy | Encinitas | San Dieguito Union High | 2089 |
| 30 | Chula Vista Senior High | Chula Vista | Sweetwater Union High | 2053 |
| 31 | Vista High | Vista | Vista Unified | 2030 |
| 32 | Scripps Ranch High | San Diego | San Diego Unified | 1984 |
| 33 | Orange Glen High | Escondido | Escondido Union High | 1974 |
| 34 | Literacy First Charter charter | El Cajon | San Diego County Office of Education | 1972 |
| 35 | Rancho Buena Vista High | Vista | Vista Unified | 1959 |
| 36 | San Pasqual High | Escondido | Escondido Union High | 1936 |
| 37 | Fallbrook High | Fallbrook | Fallbrook Union High | 1924 |
| 38 | Valhalla High | El Cajon | Grossmont Union High | 1911 |
| 39 | Oceanside High | Oceanside | Oceanside Unified | 1907 |
| 40 | Escondido High | Escondido | Escondido Union High | 1898 |
| 41 | Hilltop Senior High | Chula Vista | Sweetwater Union High | 1885 |
| 42 | Mt. Carmel High | San Diego | Poway Unified | 1865 |
| 43 | El Capitan High | Lakeside | Grossmont Union High | 1825 |
| 44 | The O'Farrell Charter charter | San Diego | San Diego Unified | 1818 |
| 45 | Coastal Academy Charter charter | Oceanside | Oceanside Unified | 1789 |
| 46 | Montgomery Senior High | San Diego | Sweetwater Union High | 1745 |
| 47 | Santana High | Santee | Grossmont Union High | 1736 |
| 48 | Point Loma High | San Diego | San Diego Unified | 1714 |
| 49 | Morse High | San Diego | San Diego Unified | 1675 |
| 50 | El Cajon Valley High | El Cajon | Grossmont Union High | 1652 |
| 51 | Southwest Senior High | San Diego | Sweetwater Union High | 1645 |
| 52 | La Costa Canyon High | Carlsbad | San Dieguito Union High | 1642 |
| 53 | Mission Vista High | Oceanside | Vista Unified | 1640 |
| 54 | Eastlake Middle | Chula Vista | Sweetwater Union High | 1611 |
| 55 | Mueller Charter (Robert L.) charter | Chula Vista | Chula Vista Elementary | 1606 |
| 56 | Rancho del Rey Middle | Chula Vista | Sweetwater Union High | 1606 |
| 57 | Monte Vista High | Spring Valley | Grossmont Union High | 1569 |
| 58 | University City High | San Diego | San Diego Unified | 1543 |
| 59 | West Hills High | Santee | Grossmont Union High | 1532 |
| 60 | Classical Academy charter | Escondido | Escondido Union | 1531 |
| 61 | Oak Valley Middle | San Diego | Poway Unified | 1515 |
| 62 | Hillsdale Middle | El Cajon | Cajon Valley Union | 1500 |
| 63 | Ramona High | Ramona | Ramona City Unified | 1494 |
| 64 | Mount Miguel High | Spring Valley | Grossmont Union High | 1480 |
| 65 | San Elijo Middle | San Marcos | San Marcos Unified | 1463 |
| 66 | Albert Einstein Academies charter | San Diego | San Diego Unified | 1440 |
| 67 | Castle Park Senior High | Chula Vista | Sweetwater Union High | 1433 |
| 68 | Chula Vista Learning Community Charter charter | Chula Vista | Chula Vista Elementary | 1427 |
| 69 | Bernardo Heights Middle | San Diego | Poway Unified | 1416 |
| 70 | Altus Schools Charter School of San Diego charter | San Diego | San Diego Unified | 1415 |
| 71 | Lincoln High | San Diego | San Diego Unified | 1407 |
| 72 | Sage Creek High | Carlsbad | Carlsbad Unified | 1392 |
| 73 | Mar Vista Senior High | Imperial Beach | Sweetwater Union High | 1376 |
| 74 | Guajome Park Academy Charter charter | Vista | Vista Unified | 1346 |
| 75 | Heritage K-8 Charter charter | Escondido | Escondido Union | 1328 |
| 76 | Marshall Middle | San Diego | San Diego Unified | 1317 |
| 77 | Canyon Hills High | San Diego | San Diego Unified | 1307 |
| 78 | Hawking S.T.E.A.M. Charter charter | Chula Vista | Sweetwater Union High | 1297 |
| 79 | Classical Academy High charter | Escondido | Escondido Union High | 1283 |
| 80 | Gompers Preparatory Academy charter | San Diego | San Diego Unified | 1279 |
| 81 | San Diego SCPA | San Diego | San Diego Unified | 1231 |
| 82 | La Jolla High | La Jolla | San Diego Unified | 1227 |
| 83 | Design 39 Campus | San Diego | Poway Unified | 1226 |
| 84 | Double Peak | San Marcos | San Marcos Unified | 1211 |
| 85 | Crawford High | San Diego | San Diego Unified | 1193 |
| 86 | Woodland Park Middle | San Marcos | San Marcos Unified | 1183 |
| 87 | Martin Luther King Jr. Middle | Oceanside | Oceanside Unified | 1182 |
| 88 | Valley Center High | Valley Center | Valley Center-Pauma Unified | 1181 |
| 89 | Mission Bay High | San Diego | San Diego Unified | 1169 |
| 90 | Bostonia Global charter | El Cajon | Cajon Valley Union | 1144 |
| 91 | Black Mountain Middle | San Diego | Poway Unified | 1129 |
| 92 | Feaster (Mae L.) Charter charter | Chula Vista | Chula Vista Elementary | 1121 |
| 93 | Twin Peaks Middle | Poway | Poway Unified | 1109 |
| 94 | Muraoka (Saburo) Elementary | Chula Vista | Chula Vista Elementary | 1101 |
| 95 | La Mesa Arts Academy | La Mesa | La Mesa-Spring Valley | 1052 |
| 96 | Excel Academy Charter charter | Irvine | Warner Unified | 1048 |
| 97 | Coronado High | Coronado | Coronado Unified | 1045 |
| 98 | Mesa Verde Middle | San Diego | Poway Unified | 1040 |
| 99 | Logan Memorial Educational Campus | San Diego | San Diego Unified | 1037 |
| 100 | Nestor Language Academy Charter charter | San Diego | South Bay Union | 1036 |
| 101 | Meadowbrook Middle | Poway | Poway Unified | 1030 |
| 102 | Aviara Oaks Middle | Carlsbad | Carlsbad Unified | 1021 |
| 103 | Language Academy | San Diego | San Diego Unified | 987 |
| 104 | Discovery Charter charter | Chula Vista | Chula Vista Elementary | 982 |
| 105 | Lewis Middle | San Diego | San Diego Unified | 971 |
| 106 | Del Sur Elementary | San Diego | Poway Unified | 969 |
| 107 | Cajon Valley Middle | El Cajon | Cajon Valley Union | 967 |
| 108 | Ocean View Hills | San Diego | San Ysidro Elementary | 963 |
| 109 | Madison Middle | Oceanside | Vista Unified | 956 |
| 110 | Madison High | San Diego | San Diego Unified | 944 |
| 111 | Arroyo Vista Charter charter | Chula Vista | Chula Vista Elementary | 939 |
| 112 | Bear Valley Middle | Escondido | Escondido Union | 938 |
| 113 | La Mirada Academy | San Marcos | San Marcos Unified | 936 |
| 114 | Rio Seco Elementary | Santee | Santee | 933 |
| 115 | Camarena (Enrique S.) Elementary | Chula Vista | Chula Vista Elementary | 931 |
| 116 | San Marcos Middle | San Marcos | San Marcos Unified | 931 |
| 117 | Escondido Charter High charter | Escondido | Escondido Union High | 927 |
| 118 | Hedenkamp (Anne and William) Elementary | Chula Vista | Chula Vista Elementary | 920 |
| 119 | Pacific Trails Middle | San Diego | San Dieguito Union High | 919 |
| 120 | Mission Middle | Escondido | Escondido Union | 906 |
| 121 | Bonsall Elementary | Bonsall | Bonsall Unified | 891 |
| 122 | Cajon Park Elementary | Santee | Santee | 886 |
| 123 | Hilltop Middle | Chula Vista | Sweetwater Union High | 869 |
| 124 | Valley Middle | Carlsbad | Carlsbad Unified | 866 |
| 125 | Rincon Middle | Escondido | Escondido Union | 863 |
| 126 | San Elijo Elementary | San Marcos | San Marcos Unified | 858 |
| 127 | Salt Creek Elementary | Chula Vista | Chula Vista Elementary | 856 |
| 128 | Naranca Elementary | El Cajon | Cajon Valley Union | 855 |
| 129 | Carlton Oaks Elementary | Santee | Santee | 851 |
| 130 | Challenger Middle | San Diego | San Diego Unified | 841 |
| 131 | Bonita Vista Middle | Chula Vista | Sweetwater Union High | 839 |
| 132 | Preuss School UCSD charter | La Jolla | San Diego Unified | 839 |
| 133 | Clairemont High | San Diego | San Diego Unified | 835 |
| 134 | Chaparral Elementary | Poway | Poway Unified | 833 |
| 135 | Wolf Canyon Elementary | Chula Vista | Chula Vista Elementary | 833 |
| 136 | Montgomery Middle | El Cajon | Cajon Valley Union | 831 |
| 137 | Westwood Elementary | San Diego | Poway Unified | 830 |
| 138 | Richland Elementary | San Marcos | San Marcos Unified | 823 |
| 139 | Compass Charter Schools of San Diego charter | Thousand Oaks | Mountain Empire Unified | 819 |
| 140 | Monterey Ridge Elementary | San Diego | Poway Unified | 819 |
| 141 | Vista Magnet Middle School of Technology, Science, and Math | Vista | Vista Unified | 819 |
| 142 | Elite Academic Academy - Mountain Empire charter | Temecula | Mountain Empire Unified | 817 |
| 143 | Zamorano Elementary | San Diego | San Diego Unified | 815 |
| 144 | Standley Middle | San Diego | San Diego Unified | 814 |
| 145 | Vista Innovation and Design Academy | Vista | Vista Unified | 814 |
| 146 | Hidden Valley Middle | Escondido | Escondido Union | 808 |
| 147 | Mary Fay Pendleton Elementary | Oceanside | Fallbrook Union Elementary | 803 |
| 148 | Oak Crest Middle | Encinitas | San Dieguito Union High | 802 |
| 149 | Clark Middle | San Diego | San Diego Unified | 799 |
| 150 | Granger Junior High | National City | Sweetwater Union High | 794 |