South Plainfield Middle School

Located at 2201 PLAINFIELD AVENUE, in SOUTH PLAINFIELD, New Jersey, South Plainfield Middle School is a moderately sized middle school that hosts 553 students (grades 7 through 8), run under South Plainfield School District.

Within South Plainfield School District, which oversees 9 schools and 3,767 students, South Plainfield Middle School is one campus in the system.

On demographics, South Plainfield Middle School records that 37% of students identify as Hispanic, with the remaining enrollment distributed across several groups. The remainder breaks down as 33% White, 16% Asian, 11% Black, 3% multiracial. That is meaningfully more Hispanic than the county at large, where the share is closer to 24%.

On the resource side, South Plainfield Middle School lists 52 full-time-equivalent teachers, putting the student-to-teacher ratio at about 10.7:1. The state averages about 10.9:1, putting this campus right in line with peers. About 37% of enrolled students meet the income threshold for free or reduced-price lunch, a commonly cited indicator of low-income enrollment.

With demographic context factored in, South Plainfield Middle School tracks the demographic baseline. The model predicts 45.9% given the school's FRL share; actual proficiency is 43.4%.

In the area at large, the surrounding county (Middlesex County) shows that median household earnings sit near $111,549, 46% of adults hold a bachelor's degree or higher, and census figures put the poverty rate at about 6%. Across Middlesex County's 214 public schools (combined enrollment of about 129,255 students), South Plainfield Middle School is one campus in the mix.

The closest other public school is South Plainfield High School, roughly 0.3 miles away. 8 of the 8 nearest public schools sit inside a five-mile radius. Among the 8 schools in that immediate cluster with test data (this one included), South Plainfield Middle School ranks 4th on composite proficiency, above the local average of 40.5%.

The school occupies a bedroom-community site.

Over the past 7-year window. Looking back 7 years, enrollment at South Plainfield Middle School has showed little movement, going from 560 students in 2018 to 553 in 2025. The White share of enrollment decreased from 43% to 33% over that span.

On the community side, the page collects discussion, questions, and updates around science fair prep, picture-day reminders, and bus-route questions. Posting is open to anyone connected to the school.