Operational spending at Prairie Ridge High School in McHenry County is 3 percent less than the average Chicago public school.
Prairie Ridge High School is in the CHSD 155 school district, where operational spending is $14,618 per year, per student.
In the Chicago Public School District (CPS), the average school spends $15,120 per year, per student.
The number of students per classroom at Prairie Ridge High School is actually fewer than at CPS. At Prairie Ridge High School, there are 21 students per classroom, while at CPS, there are 24.
However, at CPS, while schools are staffed for full enrollment, 27 percent of students are "chronically truant." That means adjusted for actual student attendance, CPS has 17.5 students per classroom.
At Prairie Ridge High School, the truancy rate is 2.3 percent.
The Chicago Teachers Union has called on state taxpayers to increase state funding to CPS by 33 percent, or to $20,000 per student. City officials are considering filing a federal lawsuit to require the rest of Illinois to provide this funding.
24.5 percent of students at Prairie Ridge High School earned a passing score on the 2015 Illinois standardized K-12 test, or PARCC exam.
On the same exam, 25 percent of CPS students earned a passing score.
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