Summary:
The Winchester School District, ranked 124th out of 153 Connecticut districts, serves 581 elementary students through two schools: Pearson School, which houses grades 3–6 with 318 students, and Mary P. Hinsdale School, which serves Pre-K through 2nd grade with 263 students.
Because Hinsdale only serves the earliest grades, Pearson carries the full testing accountability weight for the district's elementary performance. Hinsdale offers a slightly better student-teacher ratio (11.1 vs. 12.0) and a lower free/reduced-price lunch rate (57.4% vs. 62.6%), while Pearson has slightly lower chronic absenteeism (11.7% vs. 12.8%). Both schools beat the state chronic absenteeism average of 16.4%, a positive sign for a high-need district. Pearson's academic results are uneven: 5th grade is a clear standout, with math proficiency 15.7 points above the state (61.5% vs. 45.8%) and science 16.3 points above (69.2% vs. 52.9%). However, 4th grade lags badly, especially in math, where only 26.5% of students are proficient compared to 52.1% statewide. ELA proficiency trails the state average in every grade, with gaps ranging from 4.9 to 17.6 points.
Pearson's state rank has slipped from the 49th percentile in 2023–24 to the 37th percentile in 2025–26, although it retains a 2-star rating. Large year-to-year swings—4th-grade math fell 17.4 points while 5th-grade math improved 10.8 points—suggest cohort effects at this small school rather than systemic instructional shifts. Science stands out as the district's strongest subject and could anchor future STEM programming. The disconnect between the district's 1-star rating and Pearson's 2-star rating suggests other school levels may be pulling the district down. For parents, the picture is mixed: strong attendance, small class sizes, and excellent 5th-grade science and math, but persistent ELA weaknesses and a significant 4th-grade math gap. Hinsdale provides a solid early-childhood foundation but remains data-invisible until students reach 3rd grade at Pearson.
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