South River Elementary School

South River Elementary School is one of the medium-sized elementary-level communitys in SOUTH RIVER, New Jersey, operated by South River Public School District, with 496 students on its rolls from grades 3 through 5. That puts it 22% larger than the typical public school in New Jersey, which averages around 405 students.

Within South River Public School District, which oversees 5 schools and 2,395 students, South River Elementary School is one campus in the system.

In terms of who attends, South River Elementary School shows that 48% of students identify as Hispanic, with the remaining enrollment distributed across several groups. The remainder looks like 39% White, 8% Black, 3% multiracial. That is visibly more Hispanic than the county at large, where the share is closer to 24%.

In terms of school funding signals, South River Elementary School shows 57 full-time-equivalent teachers, putting the student-to-teacher ratio at about 8.8:1. The state averages around 11.4:1, so this campus is tighter than the state norm typical. Roughly 71% of students at South River Elementary School qualify for free or reduced-price lunch, which schools and policymakers use as a rough income-mix signal. That share is above Middlesex County's rate of about 42%.

With demographic context factored in, South River Elementary School sits in the middle band of the BeatsExpectations distribution. Schools with this campus's student mix typically land near 27.3%; this one delivers 30.4%.

Around the school, Middlesex County reports that the typical household earns roughly $111,549 per year, 46% of adults hold a bachelor's degree or higher, and the poverty rate sits near 6%. Across Middlesex County's 214 public schools (combined enrollment of about 129,255 students), South River Elementary School is one campus in the mix.

The closest other public school is South River Middle School, roughly 0.0 miles away. Within five miles, there are 8 other public schools. Among the 7 schools in that immediate cluster with test data (this one included), South River Elementary School ranks 5th on composite proficiency, behind the local average of 46.6%.

The campus sits in an outer-ring setting.

Five-year trend. Looking back 7 years, enrollment at South River Elementary School has edged down 8%, going from 538 students in 2018 to 496 in 2025. Over the same period, the White share shrank from 49% to 39%. Class-load math has narrowed: from 12.2:1 in 2018 to 8.8:1 in 2025.

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