Clark Elementary School vs Portland Arthur Academy Charter School
A head-to-head comparison of two elementary schools in Oregon, United States, 1.3 km apart, using official American 2025 data. The better value in each row is highlighted.
Clark Elementary School
Portland · Public elementary · Grades K–5
330 students
Portland Arthur Academy Charter School
Portland · Charter elementary · Grades K–5
165 students
| Measure | Clark Elementary School Portland, Oregon | Portland Arthur Academy Charter School Portland, Oregon |
|---|---|---|
| Success Index (US) | 26 Lower 50% | 69 Top 25% |
| State rank | #542 of 678 | #67 of 678 |
| National rank | #40750 of 50,301 | #11955 of 50,301 |
| Sector | Public | Charter |
| Type | Elementary | Elementary |
| Year range | Grades K–5 | Grades K–5 |
| Students | 330 | 165 |
| Enrollment | 330 | 165 |
| Free/reduced-price lunch | 100.6% | 41.8% |
| Students per teacher | 13.2 | 13.8 |
| Reading proficiency | – | 72% |
| Math proficiency | – | 52% |
| city | Portland | Portland |
| state | Oregon | Oregon |
| Website | – | – |
The verdict
- •Portland Arthur Academy Charter School scores higher on the Success Index (US) (69.1 vs 26.4).
- •Portland Arthur Academy Charter School does better on community advantage (fewer free/reduced-price lunch) (41.8% vs 100.6%).
- •Clark Elementary School does better on students per teacher (13.2 vs 13.8).
- •Clark Elementary School is the larger school with 330 students compared with 165.
- •Clark Elementary School is a public school while Portland Arthur Academy Charter School is a charter school, so fees and admission rules differ.
The Success Index (US) summarises published results and context from official data. It does not measure teaching quality or fit. Methodology.
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Frequently asked questions
Is Clark Elementary School better than Portland Arthur Academy Charter School?
On the Success Index (US), Portland Arthur Academy Charter School ranks higher (69.1 vs 26.4 out of 100). The index is built from published results and context data, not from teaching quality or fit, so visit both schools before deciding.
How far apart are Clark Elementary School and Portland Arthur Academy Charter School?
About 1.3 km in a straight line, between Portland and Portland in Oregon.
Which has the better Enrollment?
Clark Elementary School: 330. Portland Arthur Academy Charter School: 165. Students enrolled in the latest NCES directory year.
How do Clark Elementary School and Portland Arthur Academy Charter School rank in Oregon?
Clark Elementary School is 542nd of 678 and Portland Arthur Academy Charter School is 67th of 678 among elementary schools in Oregon on the 2025 Success Index (US).