| Ramona | Hawthorne | 767 |
| Ramona Community Montessori | Ramona | 267 |
| Ramona Elementary | Alhambra | 650 |
| Ramona Elementary | Bellflower | 454 |
| Ramona Elementary | Hemet | 702 |
| Ramona Elementary | Los Angeles | 277 |
| Ramona Elementary | Moreno Valley | 528 |
| Ramona Elementary | Montclair | 556 |
| Ramona Elementary | Oxnard | 568 |
| Ramona Elementary | Ramona | 434 |
| Ramona Head Start/State Preschool | Norwalk | |
| Ramona High | Ramona | 1,404 |
| Ramona High | Riverside | 2,142 |
| Ramona Junior High | Chino | 417 |
| Ramona Middle | San Dimas | 1,371 |
| Ramona Opportunity High | Los Angeles | 13 |
| Ramona-Alessandro Elementary | San Bernardino | 502 |
| Ranch Hills Elementary | Pomona | 449 |
| Ranch View Elementary | Ontario | 738 |
| Ranchero Middle | Hesperia | 1,140 |
| Ranchito Avenue Elementary | Panorama City | 421 |
| Rancho Alamitos High | Garden Grove | 1,439 |
| Rancho Bernardo High | San Diego | 2,210 |
| Rancho Buena Vista High | Vista | 1,949 |
| Rancho Campana High | Camarillo | 826 |
| Rancho Canada Elementary | Lake Forest | 633 |
| Rancho Cordova Elementary | Rancho Cordova | 407 |
| Rancho Cotate High | Rohnert Park | 1,755 |
| Rancho Cucamonga High | Rancho Cucamonga | 3,221 |
| Rancho Cucamonga Middle | Rancho Cucamonga | 770 |
| Rancho Dominguez Preparatory | Long Beach | 701 |
| Rancho Elementary | Temecula | 484 |
| Rancho Elementary | Spring Valley | 324 |
| Rancho Elementary | Novato | 387 |
| Rancho Las Positas Elementary | Livermore | 586 |
| Rancho Learning Center (Alternative) | Arcadia | 64 |
| Rancho Medanos Junior High | Pittsburg | 812 |
| Rancho Milpitas Middle | Milpitas | 693 |
| Rancho Mirage Elementary | Rancho Mirage | 349 |
| Rancho Mirage High | Rancho Mirage | 1,401 |
| Rancho Pico Junior High | Stevenson Ranch | 842 |
| Rancho Romero Elementary | Alamo | 469 |
| Rancho Rosal Elementary | Camarillo | 588 |
| Rancho San Diego Elementary | El Cajon | 533 |
| Rancho San Joaquin Middle | Irvine | 860 |
| Rancho San Juan High | Salinas | 1,600 |
| Rancho San Justo | Hollister | 653 |
| Rancho Santa Gertrudes Elementary | Santa Fe Springs | 307 |
| Rancho Santa Margarita Intermediate | Rancho Santa Margarita | 1,153 |
| Rancho Santana | Hollister | 678 |
| Rancho Tehama Elementary | Corning | 94 |
| Rancho Verde Elementary | Apple Valley | 748 |
| Rancho Verde High | Moreno Valley | 2,101 |
| Rancho Viejo Middle | Hemet | 1,040 |
| Rancho Vista Elementary | Rolling Hills Estates | 329 |
| Rancho Vista Elementary | Palmdale | 886 |
| Rancho Vista High | Temecula | 176 |
| Rancho de la Nacion | National City | 332 |
| Rancho del Mar High (Continuation) | Rolling Hills | 41 |
| Rancho del Rey Middle | Chula Vista | 1,705 |
| Rancho-Starbuck Intermediate | Whittier | 687 |
| Ranchos Middle | Madera | 452 |
| Randall Pepper Elementary | Fontana | 455 |
| Rare Earth High (Continuation) | Rosamond | 49 |
| Ray Wiltsey Middle | Ontario | 727 |
| Raymond A. Villa Fundamental Intermediate | Santa Ana | 936 |
| Raymond Avenue Elementary | Los Angeles | 457 |
| Raymond Case Elementary | Elk Grove | 751 |
| Raymond Cree Middle | Palm Springs | 721 |
| Raymond Elementary | Fullerton | 598 |
| Raymond Granite High | Raymond | 4 |
| Raymond J. Fisher Middle | Los Gatos | 1,015 |
| Raymond Temple Elementary | Buena Park | 431 |
| Raymond-Knowles Elementary | Raymond | 88 |
| Reach Academy Elementary | Oakland | 425 |
| Ready Springs Elementary | Penn Valley | 255 |
| Reagan Elementary | Clovis | 818 |
| Reagan Elementary | Lindsay | 426 |
| Reche Canyon Elementary | Colton | 547 |
| Red Bank Elementary | Clovis | 788 |
| Red Bluff Community Day | Red Bluff | 16 |
| Red Bluff High | Red Bluff | 1,586 |
| Red Hawk Elementary | Temecula | 496 |
| Red Hill Elementary | Santa Ana | 436 |
| Red Oak Elementary | Oak Park | 569 |
| Redding Collegiate Academy | Redding | 219 |
| Redding Community Day | Redding | 18 |
| Redding Elementary | San Francisco | 240 |
| Redding STEM Academy | Redding | 253 |
| Redding School of the Arts | Redding | 634 |
| Redlands East Valley High | Redlands | 1,845 |
| Redlands Senior High | Redlands | 2,189 |
| Redlands eAcademy | Redlands | 151 |
| Redondo Beach Learning Academy | Redondo Beach | 6 |
| Redondo Beach Virtual Learning | Redondo Beach | 13 |
| Redondo Union High | Redondo Beach | 2,921 |
| Redway Elementary | Redway | 272 |
| Redwood Coast Montessori | Manila | 218 |
| Redwood Collegiate Academy | Ukiah | 122 |
| Redwood Continuation High | Castro Valley | 92 |
| Redwood Elementary | Crescent City | 452 |
| Redwood Elementary | Fontana | 654 |
| Redwood Elementary | Fort Bragg | 343 |
| Redwood Elementary | Shafter | 601 |
| Redwood Heights Elementary | Oakland | 374 |
| Redwood High | Redwood City | 175 |
| Redwood High | Larkspur | 1,722 |
| Redwood High | Visalia | 2,490 |
| Redwood Middle | Thousand Oaks | 589 |
| Redwood Middle | Napa | 868 |
| Redwood Middle | Saratoga | 709 |
| Redwood Preparatory Charter | Fortuna | 236 |
| Redwood Shores Elementary | Redwood City | 404 |
| Reed Elementary | Tiburon | 362 |
| Reed Elementary | San Jose | 356 |
| Reedley High | Reedley | 1,804 |
| Reedley Middle College High | Reedley | 255 |
| Reeds Creek Elementary | Red Bluff | 195 |
| Reef-Sunset Middle | Avenal | 554 |
| Reef-Sunset Primary Community Day | Avenal | 0 |
| Reef-Sunset Secondary Community Day | Avenal | 7 |
| Refugio High | Solvang | 11 |
| Regency Park Elementary | Sacramento | 619 |
| Reginald M. Benton Middle | La Mirada | 718 |
| Reid High | Long Beach | 50 |
| Reidy Creek Elementary | Escondido | 626 |
| Renaissance | Brawley | 22 |
| Renaissance Academy | San Jose | 348 |
| Renaissance Arts Academy | Los Angeles | 475 |
| Renaissance County Community | Hawthorne | 132 |
| Renaissance High | Santa Paula | 113 |
| Renaissance High Continuation | La Selva Beach | 112 |
| Renaissance High School for the Arts | Long Beach | 396 |
| Renaissance at Mathson | San Jose | 326 |
| Renu Hope Preschool | Banning | |
| Repetto Elementary | Monterey Park | 739 |
| Rescue Elementary | Rescue | 519 |
| Reseda Charter High | Reseda | 1,339 |
| Reseda Elementary | Reseda | 378 |
| Revere (Paul) Elementary | Anaheim | 622 |
| Revere (Paul) Elementary | San Francisco | 453 |
| Rex Fortune Elementary | Roseville | 412 |
| Reyburn Intermediate | Clovis | 1,785 |
| Reymouth Special Education Center | Rancho Cordova | |
| Rhoda Maxwell Elementary | Woodland | 395 |
| Rialto High | Rialto | 2,623 |
| Rialto Middle | Rialto | 1,017 |
| Ricardo Lizarraga Elementary | Los Angeles | 368 |
| Rice (Eldridge) Elementary | Rosemead | 291 |
| Rice (Lilian J.) Elementary | Chula Vista | 613 |
| Rice (William) Elementary | Santa Maria | 887 |
| Rice Canyon Elementary | Lake Elsinore | 596 |
| Richard A. Alonzo Community Day | Los Angeles | 55 |
| Richard Bard Elementary | Port Hueneme | 539 |
| Richard Crane Elementary | Rohnert Park | 274 |
| Richard D. Browning High | Long Beach | 340 |
| Richard E. Byrd Middle | Sun Valley | 933 |
| Richard H. Lewis Alternative | Clearlake | 118 |
| Richard Haynes Elementary | Ontario | 641 |
| Richard Henry Dana Elementary | Dana Point | 461 |
| Richard Henry Dana Middle | Arcadia | 710 |
| Richard Henry Dana Middle | San Pedro | 1,355 |
| Richard Henry Lee Elementary | Los Alamitos | 603 |
| Richard L. Graves Middle | Whittier | 484 |
| Richard M. Moon Primary | Waterford | 510 |
| Richard R. Oliphant Elementary | Indio | 568 |
| Richard Riordan Primary Center | Los Angeles | 136 |
| Richardson PREP HI Middle | San Bernardino | 583 |
| Richfield Elementary | Corning | 253 |
| Richgrove Elementary | Richgrove | 477 |
| Richland Avenue Elementary | Los Angeles | 280 |
| Richland Continuation High | Orange | 165 |
| Richland Elementary | San Marcos | 883 |
| Richland Junior High | Shafter | 558 |
| Richman Elementary | Fullerton | 470 |
| Richmond Charter Academy | Richmond | 296 |
| Richmond Charter Elementary-Benito Juarez | Richmond | 490 |
| Richmond College Preparatory | Richmond | 560 |
| Richmond Elementary | Susanville | 192 |
| Richmond Elementary | Ridgecrest | 364 |
| Richmond High | Richmond | 1,280 |
| Richmond Street Elementary | El Segundo | 597 |
| Richvale Elementary | Richvale | 53 |
| Ridge Crest Elementary | Moreno Valley | 575 |
| Ridgecrest Elementary Academy for Language Music and Sci | Ridgecrest | 239 |
| Ridgecrest Intermediate | Rancho Palos Verdes | 881 |
| Ridgemoor Elementary | Sun City | 772 |
| Ridgepoint TK-8 | Sacramento | 650 |
| Ridgeview Elementary | Granite Bay | 619 |
| Ridgeview Elementary | Yucaipa | 567 |
| Ridgeview High | Bakersfield | 2,575 |
| Ridgeview High (Continuation) | Paradise | 51 |
| Ridgeview Middle | Visalia | 975 |
| Ridgewood Elementary | Eureka | 260 |
| Ridgway High (Continuation) | Santa Rosa | 252 |
| Riego Creek Elementary | Roseville | 693 |
| Riley Elementary | Lakewood | 490 |
| Riley Elementary | San Bernardino | 462 |
| Riley/New Dawn | San Diego | 142 |
| Rim Virtual Academy | Lake Arrowhead | 80 |
| Rim of the World High | Lake Arrowhead | 860 |
| Rincon Middle | Escondido | 772 |
| Rincon Valley Middle | Santa Rosa | 725 |
| Rincon Valley Partnership | Santa Rosa | 122 |
| Rio Americano High | Sacramento | 1,891 |
| Rio Bravo Elementary | Bakersfield | 589 |
| Rio Bravo-Greeley Elementary | Bakersfield | 466 |
| Rio Calaveras Elementary | Stockton | 796 |
| Rio Cazadero High | Sacramento | 120 |
| Rio Del Mar | Oxnard | 499 |
| Rio Del Oro Elementary | Plumas Lake | 564 |
| Rio Del Rey High (Continuation) | Helm | 10 |
| Rio Hondo Elementary | Downey | 838 |
| Rio Hondo Elementary | Arcadia | 636 |
| Rio Linda High | Rio Linda | 1,594 |
| Rio Linda Preparatory Academy | Rio Linda | 331 |
| Rio Lindo Elementary | Oxnard | 405 |
| Rio Mesa High | Oxnard | 1,951 |
| Rio Norte Junior High | Santa Clarita | 1,138 |
| Rio Plaza Elementary | Oxnard | 455 |
| Rio Real Elementary | Oxnard | 794 |
| Rio Rosales | Oxnard | 557 |
| Rio San Gabriel Elementary | Downey | 747 |
| Rio Seco Elementary | Santee | 913 |
| Rio Tierra Junior High | Sacramento | 328 |
| Rio Valley Charter | Lodi | 714 |
| Rio Vista Elementary | El Monte | 294 |
| Rio Vista Elementary | Pico Rivera | 370 |
| Rio Vista Elementary | Fillmore | 553 |
| Rio Vista Elementary | North Hollywood | 348 |
| Rio Vista Elementary | Bay Point | 431 |
| Rio Vista Elementary | Cathedral City | 637 |
| Rio Vista Elementary | Anaheim | 647 |
| Rio Vista Elementary | San Bernardino | 412 |
| Rio Vista Elementary | Canyon Country | 486 |
| Rio Vista High | Rio Vista | 317 |
| Rio Vista Middle | Fresno | 851 |
| Rio Vista Middle | Oxnard | 637 |
| Rio Vista School of Applied Learning | Apple Valley | 927 |
| Rio del Mar Elementary | Aptos | 393 |
| Rio del Norte | Oxnard | 495 |
| Rio del Sol | Oxnard | 839 |
| Rio del Valle Middle | Oxnard | 569 |
| Rios Elementary | El Cajon | 255 |
| Ripon Elementary | Ripon | 460 |
| Ripon High | Ripon | 1,051 |
| Ripona Elementary | Ripon | 473 |
| Ripperdan Community Day | Madera | 49 |
| Rise Kohyang Elementary | Los Angeles | 278 |
| Rise Kohyang High | Los Angeles | 470 |
| Rise Kohyang Middle | Los Angeles | 280 |
| Rising Sun | Vernalis | 20 |
| Rising Sun Montessori | El Dorado Hills | 155 |
| Rite of Passage | San Andreas | 26 |
| Ritter Elementary | Los Angeles | 307 |
| River Bluff Elementary | Fresno | 694 |
| River Charter Schools Lighthouse Charter | West Sacramento | 446 |
| River City High | West Sacramento | 2,168 |
| River Delta Community Day | Courtland | 2 |
| River Delta High/Elementary (Alternative) | Rio Vista | 18 |
| River Glen | San Jose | 463 |
| River Heights Intermediate | Eastvale | 1,203 |
| River Islands High | Lathrop | 512 |
| River Islands Technology Academy II | Lathrop | 954 |
| River Montessori Elementary Charter | Petaluma | 144 |
| River Oak Charter | Ukiah | 245 |
| River Oaks Academy | Westlake Village | 331 |
| River Oaks Elementary | Galt | 505 |
| River Springs Charter | Temecula | 7,703 |
| River Valley Charter | Lakeside | 231 |
| River Valley High | Yuba City | 1,695 |
| Rivera Elementary | Pico Rivera | 473 |
| Rivera Middle | Pico Rivera | 544 |
| Riverbank Elementary | West Sacramento | 599 |
| Riverbank High | Riverbank | 744 |
| Riverbank Language Academy | Riverbank | 557 |
| Riverbend Elementary | Yuba City | 914 |
| Riverdale Elementary | Riverdale | 507 |
| Riverdale Elementary | Garden Grove | 501 |
| Riverdale High | Riverdale | 496 |
| Riverdale Virtual | Riverdale | 22 |
| Rivergold Elementary | Coarsegold | 445 |
| Riverside County Community | Riverside | 181 |
| Riverside County Juvenile Court | Riverside | 104 |
| Riverside County ROP | Riverside | 0 |
| Riverside County Special Education | Riverside | 584 |
| Riverside Drive Charter | Sherman Oaks | 392 |
| Riverside Elementary | Richmond | 343 |
| Riverside Meadows Intermediate | Plumas Lake | 528 |
| Riverside Preparatory | Oro Grande | 2,453 |
| Riverside STEM Academy | Riverside | 665 |
| Riverside Virtual | Riverside | 524 |
| Riverview Elementary | Fresno | 700 |
| Riverview Elementary | Norco | 327 |
| Riverview Elementary | Parlier | 509 |
| Riverview Elementary | Lakeside | 469 |
| Riverview Middle | Helendale | 141 |
| Riverview Middle | Bay Point | 682 |
| Riverview Middle | Rio Vista | 160 |
| Riverview STEM Elementary | Rancho Cordova | 357 |
| Riverway Elementary | Visalia | 857 |
| Riviera Elementary | Kelseyville | 287 |
| Riviera Elementary | Torrance | 611 |
| Road to Success Academy at Campus Kilpatrick SDF | Malibu | 4 |
| Rob Reiner Children & Families Center | Perris | |
| Robbins Elementary | Robbins | 112 |
| Robert C. Cooley Middle | Roseville | 1,149 |
| Robert C. Fisler Elementary | Fullerton | 892 |
| Robert Down Elementary | Pacific Grove | 422 |
| Robert E. Peary Middle | Gardena | 1,082 |
| Robert E. Willett Elementary | Davis | 506 |
| Robert Elliott Alternative Education Center | Modesto | 479 |
| Robert F. Kennedy Elementary | Compton | 610 |
| Robert F. Kennedy Elementary | San Jose | 300 |
| Robert F. Kennedy Elementary | Los Angeles | 170 |
| Robert F. Kennedy High | Delano | 1,394 |
| Robert Frost Middle | Granada Hills | 1,505 |
| Robert Fulton College Preparatory | Van Nuys | 1,229 |
| Robert H. Lewis Continuation | Sun Valley | 74 |
| Robert Heideman Elementary | Tustin | 502 |
| Robert Hill Lane Elementary | Monterey Park | 248 |
| Robert J. Fite Elementary | Sacramento | 674 |
| Robert J. McGarvey Elementary | Rancho Cordova | 840 |
| Robert L. McCaffrey Middle | Galt | 779 |
| Robert L. Stevens Elementary | Santa Rosa | 421 |
| Robert Louis Stevenson College and Career Preparatory | Los Angeles | 792 |
| Robert Louis Stevenson Intermediate | St. Helena | 257 |
| Robert M. Pyles STEM Academy | Stanton | 601 |
| Robert O. Townsend Junior High | Chino Hills | 905 |
| Robert P. Ulrich Elementary | California City | 503 |
| Robert Randall World Languages | Milpitas | 285 |
| Robert Sanders Elementary | San Jose | 304 |
| Robert Semple Elementary | Benicia | 480 |
| Roberts Ferry Charter School Academy | Waterford | 169 |
| Roberts Ferry Union Elementary | Waterford | 30 |
| Robertson High (Continuation) | Fremont | 169 |
| Robertson Road Elementary | Modesto | 306 |
| Robinson Academy | Long Beach | 708 |
| Robinson Elementary | Fresno | 525 |
| Robinson Elementary | Trabuco Canyon | 486 |
| Robla Elementary | Sacramento | 343 |
| Robla Preschool | Sacramento | |
| Roche Elementary | Porterville | 334 |
| Rock Creek Elementary | Rocklin | 416 |
| Rock Springs Elementary | Escondido | 498 |
| Rockdale Visual & Performing Arts Magnet | Los Angeles | 325 |
| Rocketship Academy Brilliant Minds | San Jose | 500 |
| Rocketship Alma Academy | San Jose | 532 |
| Rocketship Delta Prep | Antioch | 540 |
| Rocketship Discovery Prep | San Jose | 402 |
| Rocketship Fuerza Community Prep | San Jose | 506 |
| Rocketship Futuro Academy | Concord | 669 |
| Rocketship Los Suenos Academy | San Jose | 309 |
| Rocketship Mateo Sheedy Elementary | San Jose | 454 |
| Rocketship Mosaic Elementary | San Jose | 528 |
| Rocketship Redwood City | Redwood City | 275 |
| Rocketship Rising Stars | San Jose | 621 |
| Rocketship Si Se Puede Academy | San Jose | 271 |
| Rocketship Spark Academy | San Jose | 546 |
| Rockey Glenn Camp | San Dimas | 27 |
| Rockford Elementary | Porterville | 301 |
| Rocking Horse Preschool | Rialto | |
| Rocklin Academy | Rocklin | 556 |
| Rocklin Academy Gateway | Rocklin | 1,093 |
| Rocklin Alternative Education Center | Rocklin | 42 |
| Rocklin Elementary | Rocklin | 631 |
| Rocklin High | Rocklin | 1,936 |
| Rockwood Elementary | Calexico | 617 |
| Rocky Hill Elementary | Exeter | 554 |
| Rocky Point Charter | Redding | 178 |
| Rod Kelley Elementary | Gilroy | 697 |
| Rodeo Hills Elementary | Rodeo | 534 |
| Rodriguez Elementary | San Diego | 280 |
| Roeding Elementary | Fresno | 704 |
| Roger Anton Elementary | San Bernardino | 619 |
| Roger S. Oraze Elementary | Fresno | 868 |
| Rogers (Greg) Elementary | Chula Vista | 382 |
| Rogers Middle | Long Beach | 773 |
| Rohr (Fred H.) Elementary | Chula Vista | 290 |
| Rolando Elementary | La Mesa | 371 |
| Rolando Park Elementary | San Diego | 270 |
| Rolling Hills Elementary | Fairfield | 526 |
| Rolling Hills Elementary | Fullerton | 554 |
| Rolling Hills Elementary | San Diego | 490 |
| Rolling Hills Middle | El Dorado Hills | 778 |
| Rolling Hills Middle | Los Gatos | 778 |
| Rolling Hills Middle | Watsonville | 588 |
| Rolling Ridge Elementary | Chino Hills | 586 |
| Romero Elementary | Santa Nella | 225 |
| Romero-Cruz Academy | Santa Ana | 827 |
| Romoland Elementary | Romoland | 502 |
| Ron Hockwalt Academies (Continuation) | Walnut | 36 |
| Ron Nunn Elementary | Brentwood | 702 |
| Ronald E. McNair Elementary | Compton | 358 |
| Ronald E. McNair High | Stockton | 1,644 |
| Ronald Reagan Academy | Dinuba | 71 |
| Ronald Reagan Elementary | Wildomar | 508 |
| Ronald Reagan Elementary | Bakersfield | 831 |
| Ronald Reagan Elementary | Chowchilla | 490 |
| Ronald Reagan Elementary | Eastvale | 1,063 |
| Ronald Reagan Elementary | Palm Desert | 808 |
| Ronald W. Reagan Elementary | Kingsburg | 619 |
| Ronald W. Reagan Elementary | Sanger | 472 |
| Rooftop Elementary | San Francisco | 575 |
| Roosevelt (Theodore) Elementary | Anaheim | 663 |
| Roosevelt Elementary | Dinuba | 604 |
| Roosevelt Elementary | Santa Barbara | 463 |
| Roosevelt Elementary | Bakersfield | 392 |
| Roosevelt Elementary | Burlingame | 311 |
| Roosevelt Elementary | Fresno | 489 |
| Roosevelt Elementary | Compton | 534 |
| Roosevelt Elementary | Hanford | 490 |
| Roosevelt Elementary | Kingsburg | 186 |
| Roosevelt Elementary | Lindsay | 473 |
| Roosevelt Elementary | Long Beach | 785 |
| Roosevelt Elementary | Lynwood | 445 |
| Roosevelt Elementary | Pomona | 529 |
| Roosevelt Elementary | Redwood City | 382 |
| Roosevelt Elementary | Salinas | 560 |
| Roosevelt Elementary | San Bernardino | 512 |
| Roosevelt Elementary | San Gabriel | 365 |
| Roosevelt Elementary | San Leandro | 524 |
| Roosevelt Elementary | Santa Monica | 552 |
| Roosevelt Elementary | Stockton | 297 |
| Roosevelt Elementary | Taft | 520 |
| Roosevelt Elementary | Tulare | 561 |
| Roosevelt High | Fresno | 2,175 |
| Roosevelt International Middle | San Diego | 760 |
| Roosevelt Junior High | Modesto | 818 |
| Roosevelt Middle | Oakland | 512 |
| Roosevelt Middle | San Francisco | 657 |
| Roosevelt Middle | Oceanside | 866 |
| Roosevelt Walker Academy | Santa Ana | 675 |
| Rorimer Elementary | La Puente | 405 |
| Rosa Parks Elementary | Corona | 970 |
| Rosa Parks Elementary | Lynwood | 343 |
| Rosa Parks Elementary | Sacramento | 722 |
| Rosa Parks Elementary | San Diego | 705 |
| Rosa Parks Environmental Science | Berkeley | 393 |
| Rosa Parks Learning Center | North Hills | 500 |
| Rosamond Elementary | Rosamond | 822 |
| Rosamond High Early College Campus | Rosamond | 927 |
| Roscoe Elementary | Sun Valley | 481 |
| Roscomare Road Elementary | Los Angeles | 438 |
| Rose Avenue Elementary | Modesto | 561 |
| Rose Avenue Elementary | Oxnard | 424 |
| Rose City High (Continuation) | Pasadena | 113 |
| Rose Drive Elementary | Yorba Linda | 372 |
| Rose Elementary | Escondido | 498 |
| Rose Ferrero Elementary | Soledad | 530 |
| Rosebank Elementary | Chula Vista | 485 |
| Rosecrans Elementary | Compton | 459 |
| Rosedale Elementary | Chico | 563 |
| Rosedale Middle | Bakersfield | 810 |
| Rosedale-North Elementary | Bakersfield | 537 |
| Rosedell Elementary | Saugus | 660 |
| Roseland Charter | Santa Rosa | 1,254 |
| Roseland Creek Elementary | Santa Rosa | 534 |
| Roseland Elementary | Santa Rosa | 471 |
| Roselawn High | Turlock | 181 |
| Rosemary | Campbell | 413 |
| Rosemary Kennedy Elementary | Riverside | 398 |
| Rosemead High | Rosemead | 1,691 |
| Rosemont Avenue Elementary | Los Angeles | 157 |
| Rosemont High | Sacramento | 1,485 |
| Rosemont Middle | La Crescenta | 1,221 |
| Roseville High | Roseville | 1,443 |
| Rosewood Avenue Elementary | Los Angeles | 218 |
| Rosewood Park | City of Commerce | 585 |
| Rosita Elementary | Santa Ana | 305 |
| Ross (Betsy) Elementary | Anaheim | 731 |
| Ross (Faye) Middle | Artesia | 528 |
| Ross Elementary | Ross | 339 |
| Ross Elementary | San Diego | 187 |
| Ross Valley Charter | Fairfax | 198 |
| Rossmoor Elementary | Los Alamitos | 540 |
| Rother Elementary | Redding | 280 |
| Round Meadow Elementary | Calabasas | 513 |
| Round Valley Continuation | Covelo | 21 |
| Round Valley Elementary | Bishop | 68 |
| Round Valley Elementary | Covelo | 313 |
| Round Valley High | Covelo | 113 |
| Rowan Avenue Elementary | Los Angeles | 598 |
| Rowan Elementary | San Diego | 205 |
| Rowell Elementary | Fresno | 555 |
| Rowland Assistive Technology Academy | La Puente | 0 |
| Rowland Avenue Elementary | West Covina | 423 |
| Rowland Elementary | Rowland Heights | 461 |
| Rowland Unified Community Day | Rowland Heights | 28 |
| Rowland Virtual Learning Academy | La Puente | 21 |
| Roy A. Johnson High | Castro Valley | 18 |
| Roy Cloud Elementary | Redwood City | 636 |
| Roy Herburger Elementary | Elk Grove | 937 |
| Roy O. Andersen Elementary | Newport Beach | 353 |
| Roy Romer Middle | North Hollywood | 707 |
| Roy W. Loudon Elementary | Bakersfield | 807 |
| Royal High | Simi Valley | 1,835 |
| Royal Oak Middle | Covina | 610 |
| Royal Oaks Elementary | Visalia | 413 |
| Royal Oaks STEAM Academy (K-8) | Bradbury | 848 |