Clackamas County schools ranked by test score
Latest OSAS year (2024-25). 21 schools in Clackamas County, Oregon with reported Mathematics scores. Oregon state average: 31.8%.
| Rank | School | Level | Mathematics | vs state |
|---|---|---|---|---|
| 1 | Lake Oswego Middle School Lake Oswego · Lake Oswego SD 7J | Middle | 65.9% | +34.1pp |
| 2 | Lakeridge Middle School Lake Oswego · Lake Oswego SD 7J | Middle | 59.9% | +28.1pp |
| 3 | Three Rivers Charter School West Linn · West Linn-Wilsonville SD 3J | Middle | 58.1% | +26.3pp |
| 4 | Rosemont Ridge Middle School West Linn · West Linn-Wilsonville SD 3J | Middle | 53.5% | +21.7pp |
| 5 | Athey Creek Middle School West Linn · West Linn-Wilsonville SD 3J | Middle | 49.2% | +17.4pp |
| 6 | Happy Valley Middle School Happy Valley · North Clackamas SD 12 | Middle | 43.0% | +11.2pp |
| 7 | Inza R Wood Middle School Wilsonville · West Linn-Wilsonville SD 3J | Middle | 42.4% | +10.6pp |
| 8 | Meridian Creek Middle School Wilsonville · West Linn-Wilsonville SD 3J | Middle | 40.0% | +8.2pp |
| 9 | Boring Middle School Boring · Oregon Trail SD 46 | Middle | 35.5% | +3.7pp |
| 10 | Welches Middle School Welches · Oregon Trail SD 46 | Middle | 32.8% | +1.0pp |
| 11 | Cedar Ridge Middle School Sandy · Oregon Trail SD 46 | Middle | 31.8% | -0.0pp |
| 12 | Rock Creek Middle School Clackamas · North Clackamas SD 12 | Middle | 31.3% | -0.5pp |
| 13 | Gardiner Middle School Oregon City · Oregon City SD 62 | Middle | 30.4% | -1.4pp |
| 14 | Walter L Kraxberger Middle School Gladstone · Gladstone SD 115 | Middle | 28.6% | -3.2pp |
| 15 | Tumwata Middle School Oregon City · Oregon City SD 62 | Middle | 27.1% | -4.7pp |
| 16 | Baker Prairie Middle School Canby · Canby SD 86 | Middle | 25.9% | -5.9pp |
| 17 | Molalla River Middle School Molalla · Molalla River SD 35 | Middle | 23.3% | -8.5pp |
| 18 | Rowe Middle School Milwaukie · North Clackamas SD 12 | Middle | 20.7% | -11.1pp |
| 19 | Alder Creek Middle School Milwaukie · North Clackamas SD 12 | Middle | 17.2% | -14.6pp |
| 20 | Colton Middle School Colton · Colton SD 53 | Middle | 14.9% | -16.9pp |
| 21 | Estacada Middle School Estacada · Estacada SD 108 | Middle | 14.4% | -17.4pp |
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.