| 1 | New Urban High SchoolMilwaukie | High | 15.9:1 |
| 2 | Linwood Elementary SchoolMilwaukie | Primary | 16.3:1 |
| 3 | Bilquist Elementary SchoolMilwaukie | Primary | 17.3:1 |
| 4 | Whitcomb Elementary SchoolMilwaukie | Primary | 17.4:1 |
| 5 | Cascade Heights Public Charter SchoolClackamas | Primary | 17.4:1 |
| 6 | Ardenwald Elementary SchoolMilwaukie | Primary | 18.3:1 |
| 7 | Rowe Middle SchoolMilwaukie | Middle | 18.7:1 |
| 8 | Milwaukie El Puente Elementary SchoolMilwaukie | Primary | 18.7:1 |
| 9 | Riverside Elementary SchoolMilwaukie | Primary | 18.7:1 |
| 10 | Alder Creek Middle SchoolMilwaukie | Middle | 18.9:1 |
| 11 | Oak Grove ElementaryMilwaukie | Primary | 19.0:1 |
| 12 | Oregon Trail Elementary SchoolClackamas | Primary | 19.1:1 |
| 13 | Beatrice Morrow Cannady ElementaryDamascus | Primary | 19.3:1 |
| 14 | Lewelling Elementary SchoolMilwaukie | Primary | 19.3:1 |
| 15 | Verne A Duncan Elementary SchoolHappy Valley | Primary | 19.5:1 |
| 16 | Spring Mountain Elementary SchoolHappy Valley | Primary | 19.6:1 |
| 17 | Milwaukie High SchoolMilwaukie | High | 20.0:1 |
| 18 | Scouters Mountain ElementaryHappy Valley | Primary | 20.4:1 |
| 19 | View Acres Elementary SchoolMilwaukie | Primary | 20.7:1 |
| 20 | Sunnyside Elementary SchoolClackamas | Primary | 20.9:1 |
| 21 | Happy Valley Middle SchoolHappy Valley | Middle | 21.8:1 |
| 22 | Happy Valley Elementary SchoolHappy Valley | Primary | 22.0:1 |
| 23 | Mount Scott Elementary SchoolHappy Valley | Primary | 22.0:1 |
| 24 | Rock Creek Middle SchoolClackamas | Middle | 22.1:1 |
| 25 | Sojourner SchoolMilwaukie | Primary | 22.7:1 |
| 26 | Putnam High SchoolMilwaukie | High | 25.3:1 |
| 27 | Clackamas High SchoolClackamas | High | 27.8:1 |
| 28 | Adrienne C. Nelson High SchoolHappy Valley | High | 28.6:1 |
| 29 | Clackamas Web AcademyClackamas | Other | 29.6:1 |
| 30 | Clackamas Middle CollegeHappy Valley | High | 40.3:1 |