Irvington Elementary School vs Portland Arthur Academy Charter School

Irvington Elementary School edges out Portland Arthur Academy Charter School by 0.3 points in overall rating — 9.4 versus 9.1 out of 10 — a narrow but meaningful gap when both schools sit among Oregon's top 40. Irvington Elementary School ranks #15 of 1,226 schools statewide, while Portland Arthur Academy Charter School ranks #39 of the same pool. Both placements represent genuine excellence, but Irvington's position just inside the top 1% gives it a slight edge for families prioritizing state-level standing.

The two schools are dead-even on academic scores — both earning 9.3/10 — meaning parents should not expect a difference in tested subject proficiency between them. The separation opens up on growth: Irvington Elementary School scores 9.6/10 on growth versus Portland Arthur Academy Charter School's 9.0/10. That 0.6-point gap suggests Irvington is more consistently accelerating student learning year-over-year, regardless of where individual students start. For families whose children are entering at varied readiness levels, that trajectory difference matters.

Irvington Elementary School enrolls 235 students compared to Portland Arthur Academy Charter School's 164, making Irvington a noticeably larger campus. Despite the larger enrollment, Irvington maintains a slightly more favorable student-teacher ratio of 15.7:1 versus Portland Arthur Academy's 16.4:1. Free and reduced-price lunch eligibility — a common proxy for economic diversity — runs at 26% at Irvington and 30% at Portland Arthur Academy Charter School, a modest four-point difference suggesting the charter school serves a somewhat higher share of economically disadvantaged families.

Both schools cover grades KG–05, so neither offers an extended grade span. The structural difference is governance: Irvington Elementary School operates as a traditional Portland public school within Portland Public Schools, while Portland Arthur Academy Charter School functions as an independently operated charter. Families drawn to a charter's explicit academic mission and typically more intentional enrollment process will find Portland Arthur Academy Charter School distinct in that way, even if raw outcomes land within a half-point of each other at schools just 3.6 miles apart.