Wheaton Warrenville South H S

Wheaton Warrenville South H S operates as a big 9-12 campus in Wheaton, Illinois, operated by CUSD 200. Current enrollment sits at 1,864 students spanning grades 9 through 12. That puts it 124% larger than the typical public school in Illinois, which averages around 834 students.

Within CUSD 200, which oversees 20 schools and 11,639 students, Wheaton Warrenville South H S is one campus in the system.

Demographically, Wheaton Warrenville South H S records that the largest single group is White, at 61% of enrollment. Beyond that, the school logs 21% Hispanic, 7% Black, 6% multiracial, 6% Asian. That composition is broadly in line with DuPage County as a whole.

In terms of school funding signals, Wheaton Warrenville South H S reports 125 full-time-equivalent teachers, putting the student-to-teacher ratio at about 14.9:1. That figure is higher than the state norm's 13.8:1 average. An estimated 29% of students are eligible for free or reduced-price lunch, which schools and policymakers use as a rough income-mix signal.

On a demographically-adjusted basis, Wheaton Warrenville South H S sits in the middle band of the BeatsExpectations distribution. Schools with this campus's student mix typically land near 54.9%; this one delivers 54.7%.

Across the wider county, census data for DuPage County shows the typical household earns roughly $112,096 per year, roughly 52% of adults have completed at least a four-year degree, and census figures put the poverty rate at about 5%. In all, DuPage County runs 277 public schools (combined enrollment of about 138,557 students), of which Wheaton Warrenville South H S is one.

The closest other public school is Wiesbrook Elem School, roughly 0.5 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), Wheaton Warrenville South H S ranks 7th on composite proficiency, below the local average of 64.4%.

The school occupies a residential site.

Five-year trend. Over the past 7-year window, the student count ticked down 6%: 1,982 students in 2018 compared to 1,864 in 2025.

On the community side, the feed for Wheaton Warrenville South H S typically covers sports schedules, lunch menu changes, and school spirit week. Anyone with firsthand experience at this school can post or comment.