Plainfield North High School

Plainfield North High School operates as a big senior high in Plainfield, Illinois, run under Plainfield SD 202. Current enrollment sits at 2,399 students spanning grades 9 through 12. Compared to the state average of about 834 students per school, that is 188% larger than typical.

Plainfield SD 202 runs 30 schools in total, collectively educating 24,556 students. Plainfield North High School is one of those campuses.

Looking at the student body, Plainfield North High School shows that White students make up the majority at 58%; the rest looks like 16% Hispanic, 12% Asian, 9% Black, 4% multiracial. That composition is broadly in line with Will County as a whole.

Looking at school resources, On paper, Plainfield North High School has 136 full-time-equivalent teachers, translating to a class-load average of around 17.6:1. Statewide, the average ratio sits near 13.8:1, putting Plainfield North High School higher than the state norm the norm. About 21% of enrolled students meet the income threshold for free or reduced-price lunch, often used as a Title I proxy. By comparison, Will County runs at roughly 44%, so the school's eligibility rate is meaningfully below the surrounding baseline.

After controlling for student poverty, Plainfield North High School performs roughly as the BeatsExpectations model predicts for a school with this FRL share. The predicted value is around 59.5%, the actual is 56.8%, a residual of -2.8 points.

In the broader community, census data for Will County shows median household income runs about $109,984, 38% of adults hold a bachelor's degree or higher, and census figures put the poverty rate at about 6%. Plainfield North High School is one of 209 public schools in Will County (combined enrollment of about 113,008 students).

Freedom Elem School is the nearest neighboring public school, about 0.7 miles from this campus. Within five miles, there are 8 other public schools. Among the 9 schools in that immediate cluster with test data (this one included), Plainfield North High School ranks 9th on composite proficiency, beneath the local average of 73.0%.

The school occupies a commuter-belt site.

Looking at the recent track record. Looking back 7 years, enrollment at Plainfield North High School has rose 3%, going from 2,322 students in 2018 to 2,399 in 2025. The White share of enrollment declined from 68% to 58% over that span. Class-load math has tightened: from 19.1:1 in 2018 to 17.6:1 in 2025.

On this page, the page collects discussion, questions, and updates around sports schedules, lunch menu changes, and school spirit week. Anyone with firsthand experience at this school can post or comment.