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SCHOOL COMMUNITY·PORTLAND SD 1J·NCES 411004000936

Sellwood Middle School

8300 SE 15th Ave, Portland, OR 97202 · (503) 916-5656 · Multnomah County
GRADES 06–08MIDDLE11-CITYTITLE IREGULAR SCHOOL575 STUDENTS
A+
allk12 Grade
Scored higher than 97% of Oregon public middle schools
  • A+Test scores Share of students meeting the state standard in reading, math, and other tested subjects, 2023-24 and 2024-25.
  • ABeats expectations How far test scores land above or below what the share of low-income students predicts for a school in this state.
  • ·Three-year trend Not available for this school, so the grade uses the other parts.

Grades compare a school only with schools in the same state, because every state gives its own test. How grades work · Top-graded Oregon public middle schools

Enrollment
575
Middle
DISTRICT 490 · STATE 494
Student : Teacher
20.0:1
29 FTE teachers
DISTRICT 16.3:1 · STATE 19.3:1
Free / Reduced Lunch
42%
240 students
DISTRICT 59% · STATE 76%
Community
1
0 members
Enrollment and student:teacher ratio compared against other middle schools. Free/Reduced Lunch and demographics compared against all schools.

Enrollment by grade, 2024-25

GradeStudentsShare
Grade 619534%
Grade 718632%
Grade 819434%
Student demographics
36%Diversity index
The chance that two students picked at random belong to different racial or ethnic groups.
DISTRICT 65% · STATE 59% · US 70%
White
44678%
DISTRICT 53% · STATE 57% · US 43%
Hispanic
488%
DISTRICT 18% · STATE 26% · US 30%
Black
71%
DISTRICT 8% · STATE 2% · US 15%
Asian
122%
DISTRICT 6% · STATE 4% · US 6%
Two+
529%
DISTRICT 12% · STATE 7% · US 5%
Student head counts by race/ethnicity from federal NCES enrollment data. District, state, and US figures are each group's share of all public school students in that area (US excludes territories). Very small groups may be suppressed in the source, so categories do not always sum exactly to total enrollment.
Gender split
Male
30453%
Female
26145%

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Test scores

OSAS 2024-25 . % Proficient
English Language Arts
71.3%
OR avg 43.0% . +3.7pp since 2023
Math
65.7%
OR avg 31.8% . +4.1pp since 2023

What this means: On the OSAS, Oregon's statewide test, about 71 of every 100 students at this school read and write at grade level and about 66 of 100 do math at grade level. Across all Oregon schools, those numbers are about 43 and 32. Reading and writing scores are up about 4 points since 2023, while math scores are up about 4 points.

OSAS results by year

School yearEnglish Language ArtsMath
2024-2571.3%65.7%
2023-2467.6%61.6%
% Proficient, all students and all tested grades.
Source: OSAS. All students, all grades. See all years and grades →

BeatsExpectations

Demographically-adjusted score · methodology
Tier
AS EXPECTED
Performing as predicted given the school's student profile
Actual proficiency
58.6%
composite math + reading, all grades
Predicted
46.4%
based on OR schools with similar FRL share
Beats by
+12.3pp
above demographic expectation

What this means: About 59% of students here test proficient in math and reading, compared with the roughly 46% typical for Oregon schools with a similar share of low-income students. BeatsExpectations measures results against demographically similar schools rather than by raw scores, and this school falls within the typical range, neither among Oregon's top nor bottom 10%.

BeatsExpectations runs a per-state regression of proficiency on free/reduced-lunch share, then scores each school by residual. How this is calculated →

Schools most like Sellwood Middle School

Sellwood Middle School's state test result (58.6% proficient) is higher than 4 of the 5 schools below with a result.

SchoolStudentsLow-incomeProficient
Sellwood Middle School this school57541.7%58.6%
Sky View Middle School
Bend
59847.8%42.9%
Cascade Middle School
Bend
68747.9%56.0%
Marshfield Junior High
Coos Bay
41839.0%26.9%
Pilot Butte Middle School
Bend
58947.2%38.5%
Gray Middle School
Portland
43943.5%60.8%
Matched among Oregon middle schools on enrollment, the share of students from low-income families (eligible for free or reduced-price lunch), and racial and ethnic makeup. Proficient is the average share of students meeting the state standard across all of the school's state tests in 2023-24 and 2024-25, the same combined score our test-score rankings use. Online schools and schools serving specialized populations are not matched.

Where Sellwood Middle School ranks

Among middle schools
MeasureThis schoolIn OregonIn Multnomah County
State test proficiency
ranked highest first
58.6%#8 of 190#4 of 26
Math proficiency
ranked highest first
65.7%#3 of 200
▲ 1
#1 of 27
no change
Reading proficiency
ranked highest first
71.3%#3 of 201
▲ 5
#1 of 27
▲ 2
Enrollment
ranked largest first
575#77 of 208#12 of 27
Students per teacher
ranked fewest first
20.0:1#131 of 180#25 of 27
Diversity index
ranked most diverse first
36.1%#161 of 180#27 of 27
Free and reduced lunch
ranked highest share first
41.7%#183 of 194#25 of 27
Enrollment change since 2017-18
ranked steepest decline first
-2.4%#133 of 141#23 of 23
Ranked against other public middle schools. Online schools are left out of every list, and test-score lists leave out schools that serve specialized populations. Each rank links to the full list. Arrows under a test-score rank show places moved since the prior test year, among schools tested both years.

4-year change

SY 2020-21 vs SY 2024-25
Enrollment
575
+25 (+5%) vs 2020
-2% since 1990-91, when it was 588
Student : Teacher
20.0:1
was 20.4:1
Source: NCES Common Core of Data

Enrollment and staffing by year

School yearStudentsTeachers (FTE)Students per teacherFree and reduced lunch
2024-2557528.720.0:142% (240)
2023-2456726.821.2:117% (95)
2022-2356326.821.1:112% (68)
2020-215502720.4:1N/A
2017-1858926.822.0:111% (63)
2015-165612522.4:118% (101)
2010-114742320.6:133% (155)
2000-015843118.8:121% (122)
1990-915883317.8:1N/A
Source: NCES Common Core of Data. Rows are the federal collections on file for Sellwood Middle School.

Since 2017-18: students down 2% (589 to 575); teachers up 7% (26.8 to 28.7).

About Sellwood Middle School

Sellwood Middle School is listed by the National Center for Education Statistics as a middle-grades school in Portland, Oregon. Enrollment is 575 students in 2024-25, and the school serves grades 6 through 8.

Sellwood Middle School is one of 86 schools in Portland SD 1J, which enrolls 41,894 students in total.

At 78%, White students outnumber all other groups at Sellwood Middle School combined. The school is also 9% multiracial, 8% Hispanic, and 2% Asian. The White share of the county population is lower, at 68%. The chance that two students picked at random at Sellwood Middle School belong to different racial or ethnic groups, known as the diversity index, is 36%.

Dividing enrollment by its 28.7 full-time-equivalent teachers gives a ratio of about 20.0:1. The average ratio among middle schools in Oregon is 19.3:1, lower than at this school. Sellwood Middle School reports 42% of students eligible for free or reduced-price meals. By comparison, the figure for public schools in Multnomah County is 75%.

Measured against Oregon public middle schools, Sellwood Middle School receives an A+. The grade weighs proficiency most heavily, then how results compare with what the school's low-income share predicts, then the three-year change.

Test results at Sellwood Middle School are 12.3 points above what its free or reduced-price lunch share predicts (58.6% actual, 46.4% predicted).

Across Multnomah County, median household income is about $88,766, the share of adults with a bachelor's degree or higher is 49%, and roughly 7% of residents are in poverty. Sellwood Middle School is among the 169 public schools in Multnomah County.

The next-closest public school is Llewellyn Elementary School, about 1.0 miles away. There are at least 8 more public schools inside five miles. Sellwood Middle School's average proficiency of 58.6% compares with 44.9% for its nearest scored neighbors.

The school is inside a principal city with a population of 250,000 or more, according to its NCES locale (City: Large).

The student count in 2024-25 was 575, 5% above the 550 of 2020-21.

Questions about sports schedules, lunch menus, and spirit week can be posted here. Questions from prospective families are welcome too.

Multnomah County at a glance

View full county profile
Population
801,477
Census ACS
Median income
$88,766
Household, ACS
Bachelor's+
49%
Adults 25+
Poverty rate
7%
Below federal line
Schools in county
169
81,096 students

Quick facts

School name
Sellwood Middle School
District
Portland SD 1J
Address
8300 SE 15th Ave, Portland, OR 97202
Phone
(503) 916-5656
County
Multnomah County
Level
Middle
Grade range
06–08
Total enrollment
575
Teachers (FTE)
29
Student–teacher ratio
20.0:1
Free and reduced lunch
240 (42%)
Locale
11-City: Large
NCES ID
411004000936
Charter school
No
Virtual school
No

Related schools

Other schools in Portland SD 1J
Other schools in Portland
Nearby schools

Frequently asked questions

About Sellwood Middle School
What is the total enrollment at Sellwood Middle School?
Sellwood Middle School enrolls approximately 575 students in grades 06-08.
What age range does Sellwood Middle School serve?
Sellwood Middle School serves students from grade 06 through grade 08.
How many students per teacher at Sellwood Middle School?
Approximately 20.0:1 students per teacher at Sellwood Middle School.
What is the student diversity at Sellwood Middle School?
Student demographics at Sellwood Middle School are roughly 78% White, 8% Hispanic, 1% Black, 2% Asian, 9% Two or more.
What district is Sellwood Middle School in?
Sellwood Middle School is part of Portland SD 1J.
Data sourceSchool profile facts are sourced from the NCES. Community content is posted by allk12 members.
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