Excellent
#78 of 1,226 schools in OR
Top 6% in state
Portland Arthur Academy Charter School
Elementary School · Portland Sd 1j · Portland, OR
A Portland Sd 1j charter elementary school where students score 18 points above what's typical for similar communities.
13717 SE Division St, Portland, OR 97236
- Math 54% vs OR 32% (2025)
- Reading 69% vs OR 43% (2025)
- 16.4:1 student-teacher ratio
Academics
Full Profile · 3/3 metricsView breakdown
View breakdown
View breakdown
Students at Portland Arthur Academy Charter School score 62% proficient, which is above what's typical for similar communities (expected: 44%).
2025 OSAS proficiency
Most recent published year. School vs. OR average.
Trend
↑ RecoveringProficiency declined earlier in the 17-year record (2009–2025), then recovered 12 points since 2020, reaching 62% in 2025.
Show all 15 years
Multi-year averages used by the rating model: math 48% (multi-year average, 2009-2025) · reading/ELA 80% (multi-year average, 2009-2025)
* COVID-affected year — test participation was uneven nationwide. This data is weighted at 50% in the Growth score calculation.
Based on 30 test records from OR state assessments and EdFacts (NCES).
Equity & diversity
Shown separately, not included in the overall scoreFree/reduced lunch
30.5%
Students qualifying for federal meal assistance
How we rate schools
A clear 1–10 score built from public data — growth, academics, and learning environment. No hidden criteria, no pay-to-play.
See how we rateThe neighborhood
Where Portland Arthur Academy Charter School sits, and what the surrounding area looks like.
Nearby same-level schools are colored by their score. Pins are locations, not attendance boundaries. Open the Portland map →
Getting around & local context
- Walk 83Very Walkable
- Transit 50Good Transit
- Bike 89Very Bikeable
- City Safety: High6,288/100K
Powered by
FBI Uniform Crime Reporting · 2024 · city context (Portland), not school-level safety or attendance eligibility. Source details
Source period: 2024. Freshness not available.
Area profileU.S. Census ACS 5-year estimates (ACS 2019–2023 5-year estimates)
Median income
$68,582
Median home value
$414,400
Median rent
$1,436/mo
College educated
20.8%
Homeownership
58.9%
Poverty rate
18.7%
ACS 2019–2023 5-year estimates for the ZCTA associated with school ZIP 97236; this is area context, not an attendance boundary.
Programs & students
Programs & Offerings
Compare nearby
Nearby same-level schools
4 from a 5-mile search; district fallback available
| School | Score | Grades | Distance | Enrollment | Compare |
|---|---|---|---|---|---|
| Bridger Creative Science SchoolEnrollment path unverified | 9.1 | K–8 | 0.5 mi | 514 | Compare → |
| Vestal Elementary SchoolEnrollment path unverified | 7.7 | K–5 | 0.6 mi | 225 | Compare → |
| Columbia Christian SchoolsPrivate · tuition | 7.3private | PK–12 | 0.9 mi | 273 | Compare → |
| Grace Lutheran SchoolPrivate · tuition | 5.4private | PK–7 | 1.1 mi | 73 | Compare → |
Distance is proximity only; it is not attendance eligibility.
Enrollment path unverified: Potential public school; its attendance or application path has not been classified.
Private · tuition: Potential private option; tuition and admission requirements have not been verified.
Public and private scores come from different models and are shown side by side, not blended into one ranking.
Portland Sd 1j
- Schools in district
- 86
- Rank in district
- #31 of 85
- District spending per student
- $20,800NCES F-33 · FY 2023 · This annual source is three years behind the current year.
- District child poverty rate
- 8.4%Census SAIPE · 2024
Portland Arthur Academy Charter School is listed in Portland SD 1J; a district label does not verify attendance for an address.
About Portland Arthur Academy Charter School
Portland Arthur Academy Charter School is a public elementary school in Portland, OR, part of Portland Sd 1j, serving approximately 164 students in grades Kindergarten-5th with a 16.4:1 student-teacher ratio. It holds a MySchoolScout rating of 9.0 out of 10 and ranks #78 of 1,226 schools in OR. State assessment records show 48% math proficiency (multi-year average, 2009-2025) and 80% reading/ELA proficiency (multi-year average, 2009-2025).
What's said publicly about Portland Arthur Academy Charter School
Synthesized from public, attributable sources. Updated May 2026.
Sources (1)
Frequently asked questions
Common questions about Portland Arthur Academy Charter School
What grades does Portland Arthur Academy Charter School serve?
Portland Arthur Academy Charter School serves students in grades Kindergarten through 5th.
How many students attend Portland Arthur Academy Charter School?
Portland Arthur Academy Charter School has an enrollment of approximately 164 students.
What is the student-teacher ratio at Portland Arthur Academy Charter School?
The student-teacher ratio at Portland Arthur Academy Charter School is 16.4:1. A lower ratio generally means more individual attention per student. The national average is approximately 16:1 for public schools.
How does Portland Arthur Academy Charter School rank in OR?
Portland Arthur Academy Charter School ranks #78 of 1,226 schools in OR.
What is Portland Arthur Academy Charter School's MySchoolScout rating?
Portland Arthur Academy Charter School has a current MySchoolScout rating of 9.0 out of 10. This score combines the level-appropriate components shown in the rating breakdown; equity data is shown separately for context.
What are the test scores at Portland Arthur Academy Charter School?
Based on loaded state assessment records, Portland Arthur Academy Charter School has 48% math proficiency (multi-year average, 2009-2025) and 80% reading/ELA proficiency (multi-year average, 2009-2025).
Is Portland Arthur Academy Charter School a charter school?
Yes, Portland Arthur Academy Charter School is a charter school. Charter schools are publicly funded but independently operated, often with more flexibility in curriculum and teaching methods.
Is Portland Arthur Academy Charter School a Title I school?
No, Portland Arthur Academy Charter School is not currently a Title I school.
What does the Free & Reduced Lunch percentage mean for Portland Arthur Academy Charter School?
30.5% of students at Portland Arthur Academy Charter School qualify for free or reduced-price lunch. This is a commonly used indicator of economic need and provides important context when interpreting test scores.
School factsNCES Common Core of Data (CCD) (SY 2023–24)
- Grades
- Kindergarten – 5th
- Enrollment
- 164
- Student-Teacher Ratio
- 16.4:1
- Teachers (FTE)
- 10
- Type
- regular
- Setting
- Large City
- County
- Multnomah County
- Chronic Absenteeism (SY 2022-23)
- 34.8%
- Phone
- (503) 257-3936
- Area population (ZIP 97236)
- 37,864
- Area average commute
- 29.3 min
- Area median age
- 37.8
Official sources & links
About this school's data
Every number on this page comes from a published source with a stated period. Where a source is partial, aging, or describes a surrounding area rather than the school, that limitation is named below.
- School directory (enrollment, grades, staff, contact)
- NCES Common Core of Data (CCD) · SY 2023–24 · Medium confidence
- Source period: SY 2023–24. A newer release may be available.
- MySchoolScout rating and rank
- MySchoolScout ranking model · Low confidence
- Vintage not available. Do not use this measure alone.
- Derived as a weighted blend of the component scores shown in Academics from state assessment, EdFacts growth, and NCES resource records.
- Math proficiency
- State department of education · 2025 OSAS · Low confidence
- Vintage not available. Do not use this measure alone.
- Available for part of the eligible units; results may not represent the full area.
- Derived from source records rather than read directly from one field.
- Reading/ELA proficiency
- State department of education · 2025 OSAS · Low confidence
- Vintage not available. Do not use this measure alone.
- Available for part of the eligible units; results may not represent the full area.
- Derived from source records rather than read directly from one field.
- Student progress (growth)
- NCES EdFacts · Mixed source periods · Low confidence
- Vintage not available. Do not use this measure alone.
- Available for part of the eligible units; results may not represent the full area.
- Derived as the fitted year-over-year slope of proficiency from multi-year assessment records.
- Neighborhood (income, housing, education)
- U.S. Census ACS 5-year estimates · ACS 2019–2023 5-year estimates · Low confidence
- Older source: ACS 2019–2023 5-year estimates. Use as historical context.
- Reported for the ZCTA for ZIP 97236; this does not measure the attendance area.
- Programs (AP/IB, athletics, gifted)
- CRDC via Urban Institute · SY 2021–22 · Medium confidence
- Available for part of the eligible units; results may not represent the full area.
- Source period: SY 2021–22. A newer release may be available.
Evidence periods: Rating mixed/unknown input periods; assessments multi-year average, 2009-2025; directory SY 2023–24
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