| Name |
County |
| Saint Peter the Apostle Catholic School |
Harris |
| Saint Peter the Apostle Catholic School |
Tarrant |
| Saint Peter's Memorial School |
Webb |
| Saint Philip and Saint Augustine Catholic Academy |
Dallas |
| Saint Philip's Episcopal School |
Uvalde |
| Saint Pius X Catholic School |
Dallas |
| Saint Pius X Catholic School |
Bexar |
| Saint Pius X Catholic School |
El Paso |
| Saint Raphael Catholic School |
El Paso |
| Saint Rita Catholic School |
Dallas |
| Saint Rita Catholic School |
Tarrant |
| Saint Rose of Lima Catholic School |
Harris |
| Saint Rose of Lima Catholic School |
Fayette |
| Saint Stephen's Episcopal School |
Harris |
| Saint Theresa Catholic School |
Harris |
| Saint Thomas Aquinas Catholic School |
Dallas |
| Saint Thomas Episcopal School |
Harris |
| Saint Thomas Episcopal School |
Bexar |
| Saint Thomas More Catholic School |
Bexar |
| Saint Thomas More Parish School |
Harris |
| Saint Thomas the Apostle Episcopal School |
Harris |
| Saint Timothy Christian Academy |
Denton |
| Saint Vincent de Paul Catholic School |
Harris |
| Saint Vincent De Paul Catholic School |
Gray |
| Saints Peter and Paul Catholic Church School |
Comal |
| Saintsville Academy and Preparatory School |
Tarrant |
| Saintt James Episcopal School |
Nueces |
| Salem Lutheran School |
Harris |
| Sallye Moore College and Career Preparatory Academy |
Dallas |
| Saltillo School |
Hopkins |
| San Antonio Academy of Texas |
Bexar |
| San Isidro Elementary School |
Starr |
| San Jacinto Christian Academy |
Potter |
| San Marcos Academy |
Hays |
| San Marcos Treatment Center and School |
Hays |
| San Vicente Independent School District |
Brewster |
| Sanchez Charter School |
Harris |
| Sanderson Elementary School |
Terrell |
| Sanderson Junior / Senior High School |
Terrell |
| Sands Consolidated Independent School District |
Howard |
| Sanger Sixth Grade Campus |
Denton |
| Santa Anna Elementary School |
Coleman |
| Santa Clara of Assisi Catholic School |
Dallas |
| Santa Gertrudis Elementary School |
Kleberg |
| Santa Maria Daep School |
Hidalgo |
| Scenic Hills Christian Academy |
Bexar |
| Schlather Intermediate School |
Guadalupe |
| Schochler Elementary School |
Harris |
| School of Science and Technology - Corpus Christi |
Nueces |
| School of Science and Technology Advancement |
Harris |
| School of Science and Technology Alamo Campus |
Bexar |
| School of Science and Technology San Antonio Campus |
Bexar |
| School of the Woods |
Harris |
| Scofield Christian School |
Dallas |
| Seadrift Community School |
Calhoun |
| Seashore Learning Center |
Nueces |
| Second Baptist School |
Harris |
| Seguin Christian Academy |
Guadalupe |
| Selwyn School |
Denton |
| Sendero Christian Academy |
Bexar |
| Sentry Technology Prep School |
Cameron |
| Settlement Home Charter School |
Travis |
| Shady Acres Christian School |
Harris |
| Shamrock High School |
Wheeler |
| Sharpstown International School |
Harris |
| Sharyland Alternative Education Center |
Hidalgo |
| Shaw SES Elementary School |
Nueces |
| Shekinah Radiance Academy |
Guadalupe |
| Shepherd Intermediate School |
San Jacinto |
| Shepherd of the Hills Lutheran Church School and Child Care |
Bexar |
| Shepherd Primary School |
San Jacinto |
| Sherman Independent School District Boot Camp |
Grayson |
| Sherwood Christian Academy |
Ector |
| Shiner Catholic School |
Lavaca |
| Shiner Elementary School |
Lavaca |
