Cedar Mill Elementary School

Elementary school·Grades K-5 Portland, Oregon·97229
Score
91.4/100
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#51
Among 585 Oregon elementary schools
#11
In Beaverton SD 48J
#22
In Portland
Top 9%
In Oregon

Score 91.4/100: better than 91% of Oregon elementary schools on 2025-26 state tests. Schools are only compared with others of the same type in the same state. How we score schools

Performance (state tests, 2025-26)

% proficient on state tests in Oregon, all students. Colored bars are green when the school is at or above the average for similar Oregon schools.

English language arts
66%
Similar Oregon schools ≈ 43%, better than 88% of them
202 students tested
Math
61%
Similar Oregon schools ≈ 37%, better than 89% of them
203 students tested
Science
62%
Similar Oregon schools ≈ 30%, better than 95% of them
69 students tested
All Oregon schools (ELA / math)
44% / 32%
State average across every school type, 2025-26
All 10 published results by grade and test

As published by Oregon Department of Education. "Hidden" means the state didn't publish the result to protect student privacy.

SubjectGradeTestResultStudents tested
English language artsGrade 3OSAS53.458
English language artsGrade 4OSAS64.475
English language artsGrade 5OSAS77.969
English language artsAll gradesOSAS65.8202
MathGrade 3OSAS5058
MathGrade 4OSAS6373
MathGrade 5OSAS69.168
MathAll gradesOSAS61.3203
ScienceGrade 5OSAS61.869
ScienceAll gradesOSAS61.869

School profile

Grades
K-5
Students
329
Type
Elementary school
Charter school
No
Program
Regular

Students

Enrollment
329
Typical elementary school: 347
Free or reduced-price lunch
54%
Typical elementary school: 72%

District and location

School district
City
Washington County

Contact

Address
10265 NW Cornell Rd
Portland, OR 97229

"Typical" is the middle (median) elementary school in Oregon. Higher or lower is not in itself better or worse. Address, phone and website are as the state reported them to the U.S. Department of Education for 2024-25, so check with the school before visiting. School details: U.S. Department of Education, Common Core of Data (enrollment 2023-24, lunch eligibility 2024-25).

Nearby elementary schools

Straight-line distance. Check the district's attendance zones: living close to a school doesn't guarantee a place.

Location

OpenStreetMap · Google Maps

Cedar Mill Elementary School at a glance

Cedar Mill Elementary School is a public elementary school in Portland, Oregon, serving grades K-5. It is part of the Beaverton SD 48J school district. It has about 329 students (a typical Oregon elementary school has 347). About 54% of students are eligible for free or reduced-price lunch, compared with 72% at a typical Oregon elementary school, which is useful context when reading test results.

In 2025-26 state tests, 66% in English language arts (similar schools: 43%) and 61% in math (similar schools: 37%) reached the state standard (% proficient). On our score, which compares it only with other Oregon elementary schools, it scores 91.4 out of 100: better than 91% of them, ranking #51 of 585. Its English language arts result fell by 11 points from the year before. This overview is generated automatically from published state and federal data; figures are rounded, and you can check the originals via the official sources above.

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Page updated 2026-10-12.