Schools
| School Name | Level | District |
|---|---|---|
| Irvington Elementary | District 1 | |
| Isaac Newton Magnet | District 11 | |
| Islamic School of Portland | District 15 | |
| Island City Elementary | District 6 | |
| J B Thomas Middle | District 15 | |
| J Bar J Learning Centers – Boys Ranch Campus | District 5 | |
| J Bar J Learning Centers – Sisters | District 5 | |
| J W Poynter Middle | District 15 | |
| J. Clyde Hopkins Elementary | District 14 | |
| Jackson Elementary – Hillsboro | District 15 | |
| Jackson Elementary – Medford | District 8 | |
| Jackson Middle School | District 1 | |
| Jacksonville Elementary | District 8 | |
| Jacob Wismer Elementary | District 15 | |
| James John Elementary | District 1 | |
| James Madison Middle School | District 12 | |
| James Templeton Elementary | District 14 | |
| Jane Goodall Environmental Middle | Middle School | District 4 |
| Jefferson County Middle School | Middle School | District 5 |
| Jefferson Elementary – Corvallis | District 11 |