Schools
| School Name | Level | District |
|---|---|---|
| Shasta Middle School | District 12 | |
| Shaver Elementary | District 2 | |
| Sheldon High School | High School | District 12 |
| Sheridan High School | District 3 | |
| Sheridan Japanese School | District 3 | |
| Sherman Junior/Senior High School | District 6 | |
| Sherwood Charter School | Elementary School, Middle School | District 14 |
| Sherwood Heights Elementary | District 6 | |
| Sherwood High School | District 14 | |
| Sherwood Middle | District 14 | |
| Siletz Valley Charter School | District 11 | |
| Silver Crest – Junction City | District 12 | |
| Silver Crest Elementary | Elementary School, Middle School | District 4 |
| Silverton Christian | Elementary School, Middle School | District 4 |
| Silverton High School | High School | District 4 |
| Silverton Middle School | Middle School | District 4 |
| Siskiyou School | District 5 | |
| Sisters Charter Academy of Fine Arts | District 5 | |
| Sisters Christian Academy | District 5 | |
| Sisters Elementary | District 5 |