Summary:
Dover-Sherborn Regional High and Dover-Sherborn Regional Middle School together serve about 1,081 students in grades 6–12 within the Dover-Sherborn district, which ranks 4th out of 351 Massachusetts districts at the 99th percentile with 5 stars. The area summary lists only these two schools — one middle school and one high school — with no elementary or alternative schools included, so this is a secondary-only picture. The high school enrolls 610 students in grades 9–12, and the middle school enrolls 471 in grades 6–8. Free/reduced-lunch figures are blank for both schools, so economic-disadvantage context is unavailable and should not be read as zero.
Both schools are top-tier, but the high school is the standout. It currently ranks 2nd of 353 high schools at the 99th percentile, after ranking 1st of 349 the prior year, and posts a 99.4% graduation rate with a 0.0% dropout rate. The middle school ranks 20th of 478, in the 96th percentile. Its 2025–2026 all-grade proficiency was 74.08% in ELA, 75.74% in math, and 65.91% in science — strong, but well below the high school's 10th-grade results of 87.22% in ELA, 87.97% in math, and 83.21% in science.
State gaps are wide: the high school exceeded the state by roughly 41–49 percentage points, and the middle school by about 25–40 points, with middle-school 7th-grade math the largest middle-school gap at +39.92 points. Math edges ELA at both schools. One watch item is middle-school science, down 5.69 points year over year, even as its ELA, math, and civics all improved; high-school ELA, math, and science each dipped slightly. Resource context is favorable — per-student spending above $21,000 in 2020–2021 and student-teacher ratios under 10:1 (9.8 at the high school, 9.4 at the middle school).
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