Mainland Regional High School

Mainland Regional High School is the only school in this list, serving grades 9–12 with 1,160 students. That means parents are looking at one high school rather than a set of nearby schools to compare. Its results are mixed against New Jersey: grade 11 assessments are a clear strength, while Algebra I End of Course is a notable weakness.

There is no school-to-school top or bottom; compared with the state, the strongest reported results are grade 11 NJGPA English Language Arts, at 84% versus 76% (9 points higher), and Mathematics, at 73% versus 61% (13 points higher). Grade 11 science is also above the state, 37% versus 29% (8 points higher). The weakest comparison is Algebra I End of Course: 22% proficiency versus 40%, or 18 points below the state. Grade 9 Geometry is at parity, with 50% at both the school and state levels. Algebra II results were suppressed by the state and are unknown.

Science improved sharply: grade 11 proficiency rose from 25% to 37%, a 12-point gain, while its position shifted from 6 points below the state to 8 points above—a 15-point improvement in the gap. Other trends are less uniform: grade 9 English Language Arts rose from 44% to 50%, narrowing its state gap from 6 points below to 2 below, while the NJGPA Mathematics lead narrowed from 17 points to 13. SchoolDigger’s ranking improved to 161 of 434 in 2025–2026 from 227 of 434 the prior year, though it remained 17 places below its 2023–2024 position of 144 of 429; the current listing gives the school 3 stars and the 57th percentile. In 2024–2025, the student-teacher ratio was 12.1, and 27% of students were free/reduced lunch eligible; graduation was 92%, compared with 89% statewide.