Triad High School

Set in Troy, Illinois, Triad High School is a middle-of-the-pack 9-12 campus, operated by Triad CUSD 2. It teaches 1,218 students across grades 9 through 12. Compared to the state average of about 834 students per school, that is 46% above typical.

Triad High School is one of 6 schools operated by Triad CUSD 2, a district that caters to 4,009 students overall.

In terms of who attends, Triad High School reports that the student body is overwhelmingly White (90%). The remainder comes out to 4% multiracial, 3% Hispanic, 2% Black.

On the income-and-resources front, Staff filings list 75 full-time-equivalent teachers, which works out to roughly 16.2:1 students per teacher. The state averages around 13.8:1, so this campus is higher than the state norm typical. Roughly 16% of students at Triad High School qualify for free or reduced-price lunch, a number frequently used as a low-income enrollment indicator. That share is south of Madison County's rate of about 46%.

On a residual basis (actual vs predicted given the student mix), Triad High School tracks the demographic baseline. The model predicts 62.2% given the school's FRL share; actual proficiency is 60.1%.

Around the school, ACS estimates for Madison County put the typical household earns roughly $75,793 per year, 31% of adults hold a bachelor's degree or higher, and roughly 8% of residents live below the federal poverty line. In all, Madison County runs 84 public schools (combined enrollment of about 35,253 students), of which Triad High School is one.

The closest other public school is C A Henning School, roughly 0.9 miles away. Within five miles, there are 5 other public schools. Ranking that nearby cluster on reported proficiency puts Triad High School at 5th of 8; the average score across the group is 59.3%.

Geographically, the school is in a countryside area.

Looking at the recent track record. Looking back 7 years, enrollment at Triad High School has rose 8%, going from 1,128 students in 2018 to 1,218 in 2025.

On allk12, members of the Triad High School community share and discuss fundraisers, lost-and-found posts, and report-card season. Posting is open to anyone connected to the school.