Sellwood Middle School
Portland, OR · Middle School · Grades 6-8
Sellwood Middle School is a middle school in Portland, OR with 563 students enrolled and a 61% proficiency rate. Part of Portland SD 1J. NCES data from the U.S. Department of Education.
Get Sellwood Middle School's new scores when they post
We'll email you the moment Sellwood Middle School changes. No spam — only real updates.
About This School
Sellwood Middle School is a middle school located in Portland, Oregon. The school serves 563 students in grades 6-8. The student-to-teacher ratio is 21.7:1.
According to EDFacts assessment data, 61% of students meet grade-level proficiency standards in combined math and reading.
12% of students qualify for free or reduced-price lunch.
Sellwood Middle School is part of the Portland SD 1J in Oregon.
How This School Compares
Sellwood Middle School has 563 students enrolled, making it larger than the average school in Portland SD 1J (501 students). Its 61% proficiency rate is 9 percentage points above the district average of 52%. Compared to the Oregon state average of 48%, the school performs 14 points higher. The 21.7:1 student-teacher ratio is above the national average of 16:1.
Frequently Asked Questions
Sellwood Middle School has 563 students enrolled in grades 6-8. The student-to-teacher ratio is 21.7:1.
According to EDFacts data, 61% of students at Sellwood Middle School meet grade-level proficiency standards in combined math and reading assessments.
Sellwood Middle School is part of the Portland SD 1J in Portland, Oregon. You can view all schools in this district on the district page.
All data on this page comes from the National Center for Education Statistics (NCES) Common Core of Data and EDFacts assessment results. These are official federal datasets published by the U.S. Department of Education.
School profiles are built from NCES directory data and EDFacts assessment results. Proficiency rates reflect combined math and reading performance. Graduation rates are reported for high schools with available data.
this entity is one of the data points covered by this site’s U.S. K-12 school outcomes and enrollment dataset. The detail above comes directly from NCES Common Core of Data and EDFacts; the context that follows situates the headline numbers against the broader distribution across U.S. public schools and districts.
The methodology behind every numeric value on this page is publicly documented on the NCES Common Core of Data and EDFacts portal and described in detail on this site’s methodology page. Refresh cadence varies by underlying series; the page surfaces the as-of date for each number so readers can trace any figure back to the source release.
For readers using this page as a decision input, the related-entity pages elsewhere on the site provide the comparison set. The most useful comparison for this entity is typically a peer within U.S. public schools and districts with similar size, similar exposure, or similar geography — not the national-level summary alone.
Source: NCES Common Core of Data, 2026.