Monmouth Junction Elementary School

Monmouth Junction Elementary School, an intimate K-5 school in MONMOUTH JUNCTION, New Jersey, overseen by South Brunswick School District, teaches 301 students, covering grades pre-K through 5. Enrollment runs roughly 26% below the state mean of about 405.

Monmouth Junction Elementary School is one of 12 schools operated by South Brunswick School District, a district that teaches 7,589 students overall.

For racial and ethnic makeup, Monmouth Junction Elementary School records that 69% of the student body identifies as Asian. Beyond that, the school records 15% White, 9% Hispanic, 5% Black. The wider county runs roughly 26% Asian, putting the school's mix visibly more Asian than the area baseline.

In terms of school funding signals, Staff filings list 23 full-time-equivalent teachers, which works out to roughly 12.9:1 students per teacher. The state averages around 11.4:1, so this campus is higher than the state norm typical. An estimated 13% of students are eligible for free or reduced-price lunch, which schools and policymakers use as a rough income-mix signal. By comparison, Middlesex County runs at roughly 42%, so the school's eligibility rate is meaningfully below the surrounding baseline.

After controlling for student poverty, Monmouth Junction Elementary School sits in the top 10% of New Jersey schools after the BeatsExpectations adjustment. Predicted proficiency for the school's FRL share is roughly 58.9%; actual is 80.2%, +21.3 points clear of the demographic baseline.

In the broader community, community-level numbers for Middlesex County indicate median household earnings sit near $111,549, roughly 46% of adults have completed at least a four-year degree, and roughly 6% of residents live below the federal poverty line. Monmouth Junction Elementary School is one of 214 public schools in Middlesex County (combined enrollment of about 129,255 students).

Nearest neighbor: South Brunswick High School, around 0.9 miles off. Counting just inside five miles, 8 other public schools cluster around Monmouth Junction Elementary School. Among the 7 schools in that immediate cluster with test data (this one included), Monmouth Junction Elementary School ranks 1st on composite proficiency, above the local average of 61.5%.

The campus sits in a residential setting.

Trend over the last 7 years. Over the past 7-year window, the student count declined 10%: 334 students in 2018 compared to 301 in 2025. Asian enrollment moved from 76% to 69% across the same window.

In the discussion threads here, recent activity here tends to focus on school events, parent volunteer needs, and clubs. Parents, students, alumni, and staff are welcome to weigh in.