Sitton Elementary School vs Portland Arthur Academy Charter School

Sitton Elementary School and Portland Arthur Academy Charter School sit just 10.1 miles apart in Portland, Oregon, yet land within one point of each other at the top of the state rankings. Sitton edges out Portland Arthur Academy Charter School by 0.1 points overall — 9.2 versus 9.1 out of 10 — while holding the #30 state rank against Portland Arthur Academy Charter School's #39 out of 1,226 Oregon schools. By overall rating, these two schools are effectively tied.

The academic and growth scores tell a sharply different story beneath that near-identical headline. Portland Arthur Academy Charter School leads in academic proficiency with a 9.3/10 versus Sitton Elementary School's 7.8/10 — a 1.5-point gap that reflects meaningfully higher tested achievement. Sitton flips the advantage on student growth, posting a 9.9/10 growth score against Portland Arthur Academy Charter School's 9.0/10. Sitton's growth score is particularly notable: a 9.9 suggests the school is accelerating students at an exceptional rate regardless of where they start, while Portland Arthur Academy Charter School's students tend to enter and test at higher absolute levels.

The two schools serve meaningfully different student populations. Sitton Elementary School enrolls 335 students — more than double Portland Arthur Academy Charter School's 164 — and qualifies 70% of its students for free or reduced-price lunch, compared to 30% at Portland Arthur Academy Charter School. Sitton also offers a more favorable student-teacher ratio at 12.0:1 versus Portland Arthur Academy Charter School's 16.4:1, meaning Sitton students get more adult attention per classroom despite the school's larger overall size.

Both schools cover grades KG–05, so neither offers an extended grade range advantage. The structural difference is institutional: Sitton Elementary School operates as a regular neighborhood public school within Portland Public Schools, while Portland Arthur Academy Charter School is a charter school with its own enrollment process and admission timeline. Families considering Portland Arthur Academy Charter School should factor in application windows and lottery availability that do not apply at Sitton.