The truancy rate at Mather High School stayed flat at 57 percent during the 2016-17 school year, according to a Chicago City Wire analysis of the latest Illinois schools report card.
The school's average daily attendance rate was 90 percent.
Students are considered chronically truant if they miss 5 percent of school days or more per year without acceptable excuses. The City Of Chicago SD 299 saw a chronic truancy rate of 34 percent during the 2016-17 school year, while the statewide rate was 11 percent.
The school enrolled 1,472 students in the 2016-17 school year, and average daily attendance was at 90 percent for the year, the Illinois State Board of Education reported. The average daily rate of attendance across the state was 94 percent.