Summary
Morris Plains Borough School serves 398 students in grades 3–8 in Morris Plains, New Jersey. Its latest results show strong achievement compared with the state, particularly in mathematics: grades 6–8 averaged 73% proficient, versus 34% statewide, and 96% of students were proficient on Algebra I, 56 points above the state. The clearest takeaway is that the school performs well above state averages in its core tested subjects.
Compared with nearby schools, Morris Plains is strong in middle-grade ELA and math, but it is not the local leader, and eighth-grade science is a weak spot. Its grades 6–8 averages were 78% in ELA and 73% in math, above nearby-school averages of 71% and 55%, respectively. Seventh grade was especially strong: 91% were proficient in ELA and 80% in math, each the third-highest result among listed nearby schools with that grade. By contrast, eighth-grade science was 29%, below the nearby average of 32%; eighth-grade ELA was 66%, behind several local schools. The Morris Plains School District is also highly ranked by SchoolDigger: 49th of 607 districts, in the 92nd percentile and rated 5 stars.
Results have improved in some areas, though not consistently. The six-grade math average rose 11 points from 2022–2023 to 2025–2026, while ELA rose 3 points over the same period; eighth-grade ELA, however, fell 18 points from the previous year, and Algebra I slipped to 96% after three years at 100%. SchoolDigger ranks the school 52nd of 743 New Jersey schools, in the 93rd percentile and rated 5 stars; that is up from the 89th percentile the prior year, though below its 96th–97th percentile standing in 2015–2018. The 2024–2025 student-teacher ratio was 8.7 to 1, and 14% of students were free/reduced lunch eligible, compared with a 21% nearby-school average. These figures describe context, not causes of academic results.
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