Hinsdale South High School

Hinsdale South High School is a large high school in Darien, Illinois. Enrollment totals 1,370 students across grades 9 through 12. Across high schools in Illinois, the average enrollment is about 834.

Hinsdale Twp HSD 86 enrolls 3,815 students in 2 schools, including Hinsdale South High School.

White students make up 49% of enrollment at Hinsdale South High School, the largest share of any group. The next largest groups are 18% Black, 17% Hispanic, 10% Asian, and 5% multiracial. In DuPage County overall, about 65% of residents are White. A diversity index of 68% means there is a 68% chance two randomly chosen students at Hinsdale South High School are from different groups.

A staff of 108.6 full-time-equivalent teachers puts the student-to-teacher ratio at 12.6:1. Compared with the 13.8:1 average for high schools in Illinois, this school's ratio is lower.

Among Illinois public high schools, Hinsdale South High School outscored 90%, which works out to an A on the allk12 Grade.

The school is in DuPage County, where median household income comes to about $112,096, roughly 52% of adults have a four-year degree or more, and the share of residents below the poverty line is 5%. DuPage County counts 277 public schools with about 138,557 students.

Gower West Elementary School is about 0.4 miles from Hinsdale South High School, the shortest distance to any other public school. Within five miles are at least 8 other public schools.

In the federal locale system, Hinsdale South High School is coded Suburb: Large, for schools in a suburban area outside a principal city, within an urbanized area with a population of 250,000 or more.

The student count changed little between 2020-21 (1,363) and 2024-25 (1,370).

The allk12 page for Hinsdale South High School lets the school community talk about special education services, counseling, and support programs. Current and former families are welcome to add their experience.