The top reported proficiency rate is 23% in English language arts. The lowest is 19% in Math.
Original Research by School Decision on Stony Brook School
Stony Brook School serves the youngest children in the North Plainfield School District, Pre-K through 4th grade, and it is a regular public elementary school. Families considering this school should understand its academic profile, its student composition, and the context of the surrounding borough.
The student body is predominantly Hispanic, with a large share qualifying for free or reduced-price lunch. This makes Stony Brook a school with a substantial proportion of students from lower-income households, a characteristic that often correlates with resource needs and which a parent may want to discuss further with the school's staff to understand the specific support structures in place.
State testing data for the 2024-25 school year, the New Jersey Student Learning Assessments, shows the school's academic performance. In 3rd grade math, about 15 percent of students scored at or above the proficient level. In 4th grade math, the figure was about 22 percent. English Language Arts results were similar, with roughly 15 percent of 3rd graders and 30 percent of 4th graders meeting the proficiency benchmark. When compared to other districts across Somerset County, Stony Brook's overall proficiency index places it in the bottom quartile among those districts. This is a significant soft spot. The school is aware of the challenge this represents, and a parent researching the school will want to ask about specific academic interventions and how the school supports students in reaching grade-level standards. No data on chronic absenteeism or graduation rate was available, which is expected for an elementary school that does not serve high school grades.
The school's enrollment is modest for its grade band, serving children from Pre-K through 4th grade. The district itself is a small, single-borough system. North Plainfield is a small, dense borough at the base of the Watchung Mountains, about 23 miles from Manhattan. It functions as a commuter center, with NJ Transit bus routes and a nearby train station on the Raritan Valley Line providing access to Newark and New York City. The built environment is a mix of single-family homes, multi-unit dwellings, and apartment complexes, with a commercial corridor along Route 22. The borough has seen steady population growth over the last few decades, though the most recent estimate shows a slight decline. The Washington Park Historic District, Green Acres parklands, and the Vermeule Arts Center are among the civic anchors.
One notable program at Stony Brook is the district's K-4 Dual Language Immersion Program, which was designated an NJDOE Model Program for 2025-2028, a recognition shared by only two other districts statewide. This is a clear curricular strength. For a family seeking a dual-language pathway from the start of elementary school, this is a concrete and well-regarded offering. It is also a program that shapes the educational choices available to families moving into the district.
For a family considering Stony Brook, the picture is of a small, dense, commuter-oriented borough with an elementary school that has a high-poverty student body and state test results that are significantly below the county median. The dual-language program is a distinct strength that sets Stony Brook apart from many other elementary schools in the region. A parent will want to explore how the school is working to raise academic achievement broadly and what the day-to-day experience is for students who are not in the immersion program.
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