A−
Comm H S Dist 99 - South High Sch
PublicHighGrades 9–12
1436 Norfolk St, Downers Grove, IL 60516 · (630) 795-8501 · Part of Community High School District 99
Students
2,591
Students per teacher
15:1
Setting
City
Grades
9–12
What stands out about Comm H S Dist 99 - South High Sch
- School Grade A−: near the top of Illinois’s public schools
- Math proficiency 15 pts above the state
- Reading / language arts 10 pts above the state
Test scores
EDFacts via Urban Institute Education Data Portal (SY2020-21) · 2020–21Math proficiency41%
State average 25.9%
Reading / language arts41%
State average 30.7%
Location
Directions ↗
1436 Norfolk St, Downers Grove
Students
Enrollment by grade
Grade 9655
Grade 10645
Grade 11642
Grade 12649
Enrollment over time
2,796’20
2,729’21
2,637’22
2,604’23
2,591’24
Down 7.3% since 2020.
Who goes here
White 54%Hispanic 23%Black 11%Asian 7%Two or more races 4%Native Hawaiian/Pacific Islander <1%American Indian/Alaska Native <1%
As reported to NCES, share of students with a reported race or ethnicity.
What neighbors say
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Parents talk
Conversations in Town Square that mention Comm H S Dist 99 - South High Sch.
Other schools in Community High School District 99
School facts: U.S. Department of Education (NCES), 2024-2025 school year. Scores: EDFacts via Urban Institute Education Data Portal (SY2020-21). The School Grade is our own summary of state test results. Neighbor ratings are opinions, not an official measure of school quality.