The top reported proficiency rate is 73% in English language arts. The lowest is 65% in Social studies.
Original Research by School Decision on South Arbor Charter Academy
South Arbor Charter Academy is a single-school charter district in Washtenaw County, Michigan, serving kindergarten through eighth grade. The enrollment is moderate for a K-through-8 charter, with roughly even distribution across the nine grade levels. The student body is racially mixed: about half white, with Black, Asian, and multiracial students each making up a meaningful share, and a smaller Hispanic population. Free-or-reduced-price lunch counts, special-education rates, and English-learner counts were not available in the data we received, so we cannot characterize the school's socioeconomic profile or the share of students receiving specialized services. A parent looking into South Arbor may want to ask the school directly about those figures.
On state assessments, South Arbor's results are a clear strength. In math, proficiency rates across grades three through eight sit comfortably above what most Michigan schools post, with every grade tested showing a solid majority of students proficient. English language arts is similarly strong, and the eighth-grade ELA result on the PSAT is especially high, with the large majority of students reaching proficiency. Science results in the two tested grades, fifth and eighth, are also strong. Social studies is the one area where results are more mixed: fifth-grade proficiency is lower than the school's other subjects, though eighth-grade social studies rebounds to a high level. Taken together, the overall proficiency index places South Arbor in the top quartile among Washtenaw County's districts, and above the highest-scoring traditional district in the county on this measure. For a charter school, that is a strong academic showing across the board.
Chronic absenteeism is low relative to county peers, sitting in the top quartile among Washtenaw County districts. That suggests students are showing up, which is often a leading indicator of engagement and school culture.
Per-pupil current spending is in the lower range compared with the county's other districts. This is not unusual for a charter school, which typically operates with less funding than traditional districts, but it does mean the school is delivering its academic results on a leaner budget. A parent may want to consider what that means for resources outside of core instruction, things like enrichment programming, arts, or extracurriculars, since the data does not include program offerings.
Because South Arbor serves only through eighth grade, there is no graduation rate to report. That metric does not apply here. Similarly, the data does not include advanced coursework, dual-credit, or career-pathway programs, which is consistent with the grade band but limits what we can say about upper-grade academic options. Civil-rights data, discipline figures, and staffing details were not provided.
We looked for recent district-level changes that would matter to parents and found none reported. The search returned only static school profile information, so there is nothing new to flag on that front. No locale brief was available for the surrounding community, so we cannot characterize the housing market or neighborhood context from the data provided.
What the evidence does say is this: South Arbor is a K-through-8 charter with a diverse student body, low absenteeism, and state test results that rank among the strongest in Washtenaw County, achieved on a comparatively lean per-pupil budget. For a family weighing a charter option in this area, the academic performance is the central draw. The gaps in the data, particularly around socioeconomic composition and specialized populations, are worth filling in conversation with the school before making a decision.
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