Chicago Public Schools District 299
Mather High School
Grades 9 - 12 · Chicago Public Schools District 299, Cook County · 251 students with IEPs
Inclusion
50.5%of this school's students with IEPs are in a regular classroom most of the day (ISBE 2024–25)
50.5%In a regular classroom most of the day — 80%+ of the time
35.6%Split between a regular class and a separate room — 40–79%
0.3%Mostly in a separate special-ed room — under 40%
13.3%In a separate school — the most separated
How students with disabilities do at this school
The “Children with Disabilities” subgroup at this school. The state withholds a figure when too few students would make an individual identifiable — common at smaller schools, so some rows below may be blank here but available at the district level.
Chronic absenteeism
63.8% · typical IL district 27.4% (ISBE 2024–25)
Share of special-ed students missing 10%+ of school days. Lower is better.
Reading (ELA) proficiency
withheld by the state to protect a small group of students
Math proficiency
withheld by the state to protect a small group of students
HS graduation (4-year)
64.5% · typical IL district 82.5% (ISBE 2024–25)
Dropout rate
2.8% · typical IL district 3.4% (ISBE 2024–25)
Discipline
Discipline of students with IEPs at this school (incident counts, ISBE 2024–25).
Out-of-school suspensions
42 incidents · 16.7 per 100 students with IEPs
In-school suspensions
58 incidents
For the fuller picture — the district's IDEA determination, support staffing, restraint & seclusion, due-process record, and how this school compares to others nearby — see the Chicago Public Schools District 299 scorecard .