Summary
Robert H. Adams Middle School is a grades 6–8 middle school serving 626 students in Holliston, MA, part of the Holliston district. It ranks 45th of 478 middle schools statewide in 2025–2026 (91st percentile, 5 stars) and has stayed in the top 10% of Massachusetts middle schools in recent years (89th percentile in 2024–2025, 93rd in 2023–2024). Proficiency is well above state averages in every subject: English language arts 65.11%, math 69.45%, science 68.20%, and grade-8 civics 70.09% — roughly 25–30 points above the state. It also beats its own district in every subject, most notably in math (+10.45 points) and ELA (+8.32 points). The student-teacher ratio was 12.5 in 2024–2025.
Among middle schools within a few miles, it sits in the upper tier but not at the very top, ranking 4th by school percentile behind Hopkinton Middle School, Dover-Sherborn Regional Middle School, and Thomas Blake Middle, all at or above the 95th percentile. The gap to Hopkinton is about 6.6 points in ELA, 10.1 in math, 5.0 in science, and 7.9 in civics. Its closest peer is J F Kennedy Middle School in Natick — similar overall, with Robert ahead in ELA, science, and civics and JFK slightly ahead in math. It leads Stacy Middle, Fuller Middle, Christa McAuliffe Charter School, Millis Middle, Medway Middle, and Ashland Middle by wide margins.
Eighth grade is the standout (ELA 72.22%, math 75.58%), while 7th grade is the clearest internal dip (ELA 55.62%, math 57.87%) — still above state averages. Every reported student subgroup ranks at the 84th percentile or higher statewide, with several at 88th–93rd. Math, science, and civics all improved over the prior year, while ELA slipped slightly. Notably, 2020–2021 spending of $14,279 was second-lowest among the nearby schools compared, yet results are near the top.
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