Clackamas County schools ranked by test score
Latest OSAS year (2024-25). 19 schools in Clackamas County, Oregon with reported Mathematics scores. Oregon state average: 31.8%.
| Rank | School | Level | Mathematics | vs state |
|---|---|---|---|---|
| 1 | Lake Oswego High School Lake Oswego · Lake Oswego SD 7J | High | 59.2% | +27.4pp |
| 2 | Lakeridge High School Lake Oswego · Lake Oswego SD 7J | High | 49.2% | +17.4pp |
| 3 | West Linn High School West Linn · West Linn-Wilsonville SD 3J | High | 39.3% | +7.5pp |
| 4 | Wilsonville High School Wilsonville · West Linn-Wilsonville SD 3J | High | 33.3% | +1.5pp |
| 5 | Oregon City Senior High School Oregon City · Oregon City SD 62 | High | 27.7% | -4.1pp |
| 6 | Clackamas Middle College Happy Valley · North Clackamas SD 12 | High | 27.3% | -4.5pp |
| 7 | Canby High School Canby · Canby SD 86 | High | 22.3% | -9.5pp |
| 8 | Molalla High School Molalla · Molalla River SD 35 | High | 21.8% | -10.0pp |
| 9 | Milwaukie Academy of the Arts Milwaukie · North Clackamas SD 12 | High | 20.6% | -11.2pp |
| 10 | Clackamas Academy of Industrial Sciences Oregon City · Oregon City SD 62 | High | 18.3% | -13.5pp |
| 11 | Gladstone High School Gladstone · Gladstone SD 115 | High | 17.1% | -14.7pp |
| 12 | Estacada High School Estacada · Estacada SD 108 | High | 14.6% | -17.2pp |
| 13 | Putnam High School Milwaukie · North Clackamas SD 12 | High | 13.9% | -17.9pp |
| 14 | Sandy High School Sandy · Oregon Trail SD 46 | High | 12.7% | -19.1pp |
| 15 | New Urban High School Milwaukie · North Clackamas SD 12 | High | 12.5% | -19.3pp |
| 16 | Adrienne C. Nelson High School Happy Valley · North Clackamas SD 12 | High | 12.4% | -19.4pp |
| 17 | Clackamas High School Clackamas · North Clackamas SD 12 | High | 11.4% | -20.4pp |
| 18 | Colton High School Colton · Colton SD 53 | High | 9.1% | -22.7pp |
| 19 | Milwaukie High School Milwaukie · North Clackamas SD 12 | High | 7.4% | -24.4pp |
About this ranking
Schools are ranked by the percentage of students who scored at or above the OSAS % Proficient threshold on the latest available OSAS Mathematics test (school year 2024-25). Only public schools in Clackamas County, Oregon with a reasonable cohort size are shown. A higher percentage is better.
The comparison column shows the gap to the Oregon statewide enrollment-weighted average. To compare against neighboring counties, use the full Oregon ranking.