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Corbett School
Test scores
OSAS 2024-25 . % ProficientBeatsExpectations
Demographically-adjusted score · methodology7-year change
SY 2017-18 vs SY 2024-25About Corbett School
Corbett School operates as a roomy K-12 campus in Corbett, Oregon, part of Corbett SD 39. Current enrollment sits at 1,076 students spanning grades K through 12. Compared to the state average of about 384 students per school, that is 180% larger than typical.
Corbett SD 39 is the operating authority for Corbett School, handling staffing, calendars, and reporting to the state department of education.
Demographically, Corbett School shows that White students make up the majority at 77%. The remainder looks like 10% Hispanic, 10% multiracial. By comparison, Multnomah County as a whole is about 68% White, so the school skews considerably more White than its surroundings.
Looking at the economic backdrop, The school employs 53 full-time-equivalent teachers, for a student-teacher ratio near 20.3:1. Statewide, the average ratio sits near 22.5:1, putting Corbett School tighter than the state norm the norm. Around 37% of the student body qualifies for free or reduced-price meals, often used as a Title I proxy. Set against Multnomah County (around 75%), the school's rate is meaningfully below typical.
After controlling for student poverty, Corbett School is in the bottom 10% of Oregon public schools. The BeatsExpectations model predicts schools with this FRL share to land around 48.3%; Corbett School posts 32.4%, -15.9 points below that line.
In the area at large, census data for Multnomah County shows median household earnings sit near $88,766, about 49% of the adult population holds a bachelor's degree or above, and census figures put the poverty rate at about 7%. In all, Multnomah County runs 169 public schools (combined enrollment of about 81,096 students), of which Corbett School is one.
Columbia River Gorge Elementary School is the nearest neighboring public school, about 3.3 miles from this campus. Counting just inside five miles, 8 other public schools cluster around Corbett School.
Corbett School operates from a rural location. Corbett School operates as a public charter school, meaning it is publicly funded but governed independently of the surrounding district's traditional schools.
Looking at the recent track record. Corbett School's enrollment has decreased 13% since 2018, when it stood at 1,235 (now 1,076). White enrollment moved from 83% to 77% across the same window. The student-to-teacher ratio tightened from 23.0:1 in 2018 to 20.3:1 today.
Within the allk12 community for this school, posts here usually surface around pickup logistics, teacher feedback, and after-school programs. The community welcomes input from current and former families.
Multnomah County at a glance
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