Granite City High School

Granite City High School is a high-enrollment four-year high school in Granite City, Illinois, part of Granite City CUSD 9. The school educates 1,755 students in grades 9 through 12. Compared to the state average of about 834 students per school, that is 110% bigger than typical.

Granite City CUSD 9 runs 8 schools in total, collectively educating 5,747 students. Granite City High School is one of those campuses.

On the student-mix side, Granite City High School lists that 59% of the student body identifies as White. The remainder breaks down as 19% Black, 14% Hispanic, 6% multiracial. The wider county runs roughly 83% White, putting the school's mix visibly less White than the area baseline.

On the resource side, Granite City High School reports 87 full-time-equivalent teachers, putting the student-to-teacher ratio at about 20.2:1. Statewide, the average ratio sits near 13.8:1, putting Granite City High School higher than the state norm the norm. Roughly 63% of students at Granite City High School qualify for free or reduced-price lunch, a commonly cited indicator of low-income enrollment. By comparison, Madison County runs at roughly 46%, so the school's eligibility rate is above the surrounding baseline.

On a residual basis (actual vs predicted given the student mix), Granite City High School tracks the demographic baseline. The model predicts 35.2% given the school's FRL share; actual proficiency is 23.5%.

In the broader community, the surrounding county (Madison County) reports that median household earnings sit near $75,793, 31% of adults hold a bachelor's degree or higher, and census figures put the poverty rate at about 8%. Across Madison County's 84 public schools (combined enrollment of about 35,253 students), Granite City High School is one campus in the mix.

Coolidge Junior High Sch is the nearest neighboring public school, about 0.2 miles from this campus. Counting just inside five miles, 8 other public schools cluster around Granite City High School. Ranking that nearby cluster on reported proficiency puts Granite City High School at 1st of 6; the average score across the group is 17.3%.

The school occupies a residential site.

Looking at the recent track record. Looking back 7 years, enrollment at Granite City High School has ticked down 3%, going from 1,806 students in 2018 to 1,755 in 2025. The White share of enrollment decreased from 71% to 59% over that span.

On the community side, posts here usually surface around science fair prep, picture-day reminders, and bus-route questions. Posting is open to anyone connected to the school.