Pinnacle Academy High School

Set in PLAINFIELD, New Jersey, Pinnacle Academy High School is a minimally staffed secondary school, run under Plainfield Public School District. It hosts 67 students across grades 9 through 12. Compared to the state average of about 929 students per school, that is 93% leaner than typical.

Plainfield Public School District comprises 15 schools with combined enrollment of 8,522 students; Pinnacle Academy High School is among them.

Looking at the student body, Pinnacle Academy High School shows that nearly all students (82%) are Hispanic; the rest comes out to 18% Black. By comparison, Union County as a whole is about 35% Hispanic, so the school skews meaningfully more Hispanic than its surroundings.

Looking at school resources, Staff filings list 3 full-time-equivalent teachers, which works out to roughly 22.3:1 students per teacher. Statewide, the average ratio sits near 12.7:1, putting Pinnacle Academy High School higher than the state norm the norm. About 75% of enrolled students meet the income threshold for free or reduced-price lunch, a number frequently used as a low-income enrollment indicator. Set against Union County (around 52%), the school's rate is north of typical.

Zooming out to the county, ACS estimates for Union County put median household earnings sit near $103,202, roughly 39% of adults have completed at least a four-year degree, and roughly 7% of residents live below the federal poverty line. In all, Union County runs 180 public schools (combined enrollment of about 99,046 students), of which Pinnacle Academy High School is one.

Nearest neighbor: Dewitt D. Barlow Elementary School, around 0.2 miles off. 8 of the 8 nearest public schools sit inside a five-mile radius.

Geographically, the school is in a bedroom-community area.

Looking at the recent track record. Over the past 7-year window, the student count remained close to its prior level: 67 students in 2018 compared to 67 in 2025. The Hispanic share of enrollment expanded from 54% to 82% over that span. The student-to-teacher ratio widened from 13.4:1 in 2018 to 22.3:1 today.

Within the allk12 community for this school, the page collects discussion, questions, and updates around enrollment questions, classroom assignments, and PTA news. Parents, students, alumni, and staff are welcome to weigh in.