Summary:
There is one public elementary school in the Old Sturbridge Academy Charter Public School (District): Old Sturbridge Academy Charter Public School, a K–8 charter school in Sturbridge, MA, serving 356 students. Since the district has only this one school, district and school scores are identical, with no within-district comparisons. It ranks 728 of 899 statewide in 2025–2026 (19th percentile, 1 star), while the district ranks 318 of 351 (9th percentile, 0 stars). Enrollment is 356, the 2024–2025 student-teacher ratio is 14.5, and 2020–2021 spending per student is $15,628, so it is not contemporaneous with test scores. Free/reduced lunch is not reported.
In 2025–2026, the school is below the state average in nearly every tested subject and grade. ELA all grades is 25.76% proficient vs. 40.03% state; mathematics all grades is 21.05% vs. 41.11%; science all grades is 27.94% vs. 40.98%; and 8th grade civics is 16.67% vs. 39.77%. The clearest bright spot is 7th grade ELA at 40% proficient, essentially equal to the state average of 39.91% and the only 2025–2026 subject/grade combination at or above state. 7th grade math is the strongest math grade in relative terms at 26.67% vs. 37.48%, and 5th grade science is 31.82% vs. 43.07%. The weakest cluster is 8th grade: ELA, mathematics, and civics all report 16.67% proficient, and science reports 20.83%. 5th grade mathematics is the lowest grade-level proficiency at 13.64% vs. 39.50% state.
Year-over-year results are mixed but mostly negative. ELA all grades fell from 29.07% to 25.76%; mathematics all grades rose slightly from 20.18% to 21.05%; science all grades fell from 35.53% to 27.94%; and 8th grade civics fell from 34.38% to 16.67%. The school’s percentile rank declined from 32 in 2023–2024 to 24 in 2024–2025 to 19 in 2025–2026, with stars dropping from 2 to 1. Grade-level percentages likely come from small cohorts, so changes can be volatile. Overall, this single-school K–8 charter district performs below the Massachusetts average in most areas, with 7th grade ELA as the main positive signal and 8th grade as the main concern.
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