| School | District | County |
|---|---|---|
| San Marcos Elementary Aca | San Marcos Unified | San Diego |
| San Marino | Centralia Elementary | Orange |
| San Martin/Gwinn | Morgan Hill Unified | Santa Clara |
| San Miguel | Los Angeles Unified | Los Angeles |
| San Miguel | Lemon Grove Elementary | San Diego |
| San Miguel | Sunnyvale Elementary | Santa Clara |
| San Miguel | Mark West Union Elementary | Sonoma |
| San Miguel | Oxnard Elementary | Ventura |
| San Onofre | Fallbrook Union Elementary | San Diego |
| San Pascual Avenue | Los Angeles Unified | Los Angeles |
| San Pasqual Un. | San Pasqual Union Elementary | San Diego |
| San Pasqual Valley | San Pasqual Valley Unified | Imperial |
| San Pedro | San Rafael City Elementary | Marin |
| San Pedro Street | Los Angeles Unified | Los Angeles |
| San Rafael | Pasadena Unified | Los Angeles |
| San Rafael | Oceanside Unified | San Diego |
| San Ramon | Novato Unified | Marin |
| San Vicente | Soledad Unified | Monterey |
| San Ysidro | Gilroy Unified | Santa Clara |
| Sanchez | San Francisco Unified | San Francisco |
| Sanchez (Arturo) | Norwalk-La Mirada Unified | Los Angeles |
| Sanchez (David J. Sr.) | Santa Maria-Bonita Elementary | Santa Barbara |
| Sanchez (George I.) | Garvey Elementary | Los Angeles |
| Sanchez (Jesse G. | Alisal Union Elementary | Monterey |
| Sandburg | San Diego City Unified | San Diego |
| Sanders (Nan) | Perris Elementary | Riverside |
| Sanders (Robert) | Mt. Pleasant Elementary | Santa Clara |
| Sandia | Apple Valley Unified | San Bernardino |
| Sandpiper | Belmont-Redwood Shores Element | San Mateo |
| Sandra J. Gallardo Elementary | Folsom-Cordova Unified | Sacramento |
| Sandrini (Louise) | Panama Buena Vista Union Eleme | Kern |
| Sanger Academy Charter | Sanger Unified | Fresno |
| Sankofa Academy | Oakland Unified | Alameda |
| Santa Barbara Char | Santa Barbara Elementary | Santa Barbara |
| Santa Barbara Community Acad. | Santa Barbara Elementary | Santa Barbara |
| Santa Clara | Santa Clara Elementary | Ventura |
| Santa Clarita | Saugus Union Elementary | Los Angeles |
| Santa Clarita Valley International | William S. Hart Union High | Los Angeles |
| Santa Cruz County Special Education | Santa Cruz County Office of Ed | Santa Cruz |
| Santa Cruz Gardens | Soquel Elementary | Santa Cruz |
| Santa Fe | Oakland Unified | Alameda |
| Santa Fe | Baldwin Park Unified | Los Angeles |
| Santa Fe | Porterville Unified | Tulare |
| Santa Lucia | King City Union Elementary | Monterey |
| Santa Margarita | Oceanside Unified | San Diego |
| Santa Margarita | Atascadero Unified | San Luis Obispo |
| Santa Monica Alternative (K-8) | Santa Monica-Malibu Unif | Los Angeles |
| Santa Monica Boulevard | Los Angeles Unified | Los Angeles |
| Santa Rita | Santa Rita Union Elementary | Monterey |
| Santa Rita | Los Altos Elementary | Santa Clara |