Comm H S Dist 99 - South High Sch
Downers Grove, IL · CHSD 99
Regular public school · Grades 9 - 12 · City, small
66th of 601 Illinois high schools statewide · better than 89%▲ Improving
1436 Norfolk St, Downers Grove, IL 60516
(630)795-8501NCES ID 171257001519Directory 2023–24
SchoolRow ranks Comm H S Dist 99 - South High Sch 66th of 601 Illinois high schools for 2024–25, based on Illinois Report Card 2024–25 English and Math results — better than 89% of high schools statewide. Its statewide percentile went from 84th in 2019 to 89th in 2025 — improving.
Percent meeting or exceeding the state standard, Illinois Report Card 2024–25
Percent meeting or exceeding the state standard, by student race and ethnicity. Only groups IL reports for this school appear — small groups are suppressed at the source to protect student privacy, so a missing line means too few testers, not zero. Tap a group to compare it with the IL average for that same group.
Racial and ethnic breakdown of 2,604 students (2023–24, NCES) — history since 1988, with comparable seven-category changes from 2010
| Group | Trend | 2010 | 2023 | Change |
|---|---|---|---|---|
| White | 65.0% | 55.2% | ▼ 9.8 pts | |
| Hispanic | 11.6% | 22.1% | ▲ 10.5 pts | |
| Black | 11.4% | 11.4% | 0.0 pts | |
| Asian | 8.6% | 7.2% | ▼ 1.4 pts | |
| Two or more races | 3.1% | 3.5% | ▲ 0.4 pts |
NCES history for this school begins in 1988. Race categories changed by 2010: earlier data combines Asian and Pacific Islander students and does not consistently identify multiracial students. The chart retains that history, while the change table uses 2010 onward.
Typical home value $509K in zip 60516 as of 2026-05 · trend since 2000
Data Provided by Zillow Group
Closest same-level schools, with 2024–25 state rank · ▲▼ = points better or worse than Comm H S Dist 99 - South High Sch
- #35Comm H S Dist 99 - North H SCHSD 99 · 2.4 mi away35th of 601
ELA 75% ▲4 · Math 71% ▲9Compare - #37Lisle High SchoolLisle CUSD 202 · 3.6 mi away37th of 601
ELA 76% ▲5 · Math 69% ▲7Compare - #115Hinsdale South High SchoolHinsdale Twp HSD 86 · 3.7 mi away115th of 601
ELA 65% ▼6 · Math 53% ▼9Compare - #25Westmont High SchoolCUSD 201 · 4.4 mi away25th of 601
ELA 79% ▲8 · Math 72% ▲10Compare - #11Hinsdale Central High SchoolHinsdale Twp HSD 86 · 4.6 mi away11th of 601
ELA 88% ▲17 · Math 81% ▲19Compare - #70Glenbard South High SchoolGlenbard Twp HSD 87 · 4.9 mi away70th of 601
ELA 73% ▲2 · Math 59% ▼3Compare - #287Glenbard East High SchoolGlenbard Twp HSD 87 · 6.6 mi away287th of 601
ELA 47% ▼24 · Math 40% ▼22Compare - #337Bolingbrook High SchoolValley View CUSD 365U · 6.7 mi away337th of 601
ELA 48% ▼23 · Math 33% ▼29Compare
What school district is Comm H S Dist 99 - South High Sch in?
Comm H S Dist 99 - South High Sch is part of the CHSD 99 district in Downers Grove, Illinois.
Is Comm H S Dist 99 - South High Sch a good school?
SchoolRow ranks Comm H S Dist 99 - South High Sch 66th of 601 Illinois high schools (better than 89% statewide) based on 2024–25 test results (Illinois Report Card 2024–25).
What is the racial makeup of Comm H S Dist 99 - South High Sch?
White 55%, Hispanic 22%, Black 11%, Asian 7% (2,604 students, 2023–24).
How much do homes near Comm H S Dist 99 - South High Sch cost?
The typical home value in zip code 60516 is $509K as of 2026-05 (Zillow ZHVI).
Sources: state education department data (Illinois Report Card 2024–25, low-income, chronic absenteeism), National Center for Education Statistics via the Urban Institute (enrollment, demographics, staffing), Zillow Group (home values). Rankings are computed by SchoolRow from state English and Math results within grade level; they measure test performance, not everything that makes a school good.