Thornton Township High School

Thornton Township High School, a substantial secondary school in Harvey, Illinois, overseen by Thornton Twp HSD 205, instructs 1,697 students, covering grades 9 through 12. That puts it 103% above the typical public school in Illinois, which averages around 834 students.

Across the 3 schools in Thornton Twp HSD 205 (4,509 students total), Thornton Township High School accounts for its share of the district's footprint.

For racial and ethnic makeup, Thornton Township High School shows that 66% of the student body identifies as Black. The remainder comes out to 29% Hispanic, 3% White. The wider county runs roughly 22% Black, putting the school's mix considerably more Black than the area baseline.

On the income-and-resources front, The school reports having 119 full-time-equivalent teachers, for a student-teacher ratio near 14.3:1. The state averages about 13.8:1, putting this campus right in line with peers. An estimated 88% of students are eligible for free or reduced-price lunch, which schools and policymakers use as a rough income-mix signal. Set against Cook County (around 66%), the school's rate is meaningfully above typical.

With demographic context factored in, Thornton Township High School performs roughly as the BeatsExpectations model predicts for a school with this FRL share. The predicted value is around 20.5%, the actual is 15.3%, a residual of -5.3 points.

In the surrounding community, the surrounding county (Cook County) shows that median household earnings sit near $83,498, roughly 43% of adults have completed at least a four-year degree, and the poverty rate sits near 10%. In all, Cook County runs 1406 public schools (combined enrollment of about 697,934 students), of which Thornton Township High School is one.

The closest other public school is Bryant Elem School, roughly 0.4 miles away. Within five miles, there are 8 other public schools. On composite proficiency, Thornton Township High School comes 6th of 9 in the immediate cluster, beneath the nearby-schools average of 20.8%.

Thornton Township High School operates from a commuter-belt location.

Five-year trend. Over the past 7-year window, the student count held roughly steady: 1,738 students in 2018 compared to 1,697 in 2025. Black enrollment moved from 77% to 66% across the same window. The student-to-teacher ratio rose from 12.7:1 in 2018 to 14.3:1 today.

Inside the community feed, members of the Thornton Township High School community share and discuss pickup logistics, teacher feedback, and after-school programs. Members of the school community can share what they know.