Enrollment
104
High
DISTRICT 706 · STATE 834
SCHOOL COMMUNITY·CHICAGO PUBLIC SCHOOLS DIST 299·NCES 170993006458
YCCS Chtr - Chatham
9035 S Langley Ave, Chicago, IL 60619 · (773) 651-1500 · Cook County
GRADES 09–12HIGH11-CITYCHARTERTITLE IREGULAR SCHOOL104 STUDENTS
Student : Teacher
34.7:1
3 FTE teachers
DISTRICT 16.4:1 · STATE 13.8:1
Free / Reduced Lunch
97%
101 students
DISTRICT 78% · STATE 56%
Community
0
0 members
Enrollment and student:teacher ratio compared against other high schools. Free/Reduced Lunch and demographics compared against all schools.
Enrollment by grade, 2024-25
| Grade | Students | Share |
|---|---|---|
| Grade 10 | 91 | 88% |
| Grade 11 | 11 | 11% |
| Grade 12 | 2 | 2% |
Student demographics
9%Diversity index
The chance that two students picked at random belong to different racial or ethnic groups.
DISTRICT 64% · STATE 69% · US 70%
Student head counts by race/ethnicity from federal NCES enrollment data. District, state, and US figures are each group's share of all public school students in that area (US excludes territories). Very small groups may be suppressed in the source, so categories do not always sum exactly to total enrollment.
Gender split
BeatsExpectations
Demographically-adjusted score · methodologyTier
AS EXPECTED
Performing as predicted given the school's student profile
Actual proficiency
2.1%
composite math + reading, all grades
Predicted
15.4%
based on IL schools with similar FRL share
Beats by
-13.3pp
below demographic expectation
What this means: About 2% of students here test proficient in math and reading, compared with the roughly 15% typical for Illinois schools with a similar share of low-income students. BeatsExpectations measures results against demographically similar schools rather than by raw scores, and this school falls within the typical range, neither among Illinois's top nor bottom 10%.
BeatsExpectations runs a per-state regression of proficiency on free/reduced-lunch share, then scores each school by residual. How this is calculated →
Schools most like YCCS Chtr - Chatham
YCCS Chtr - Chatham's state test result (2.1% proficient) is higher than 0 of the 5 schools below with a result.
| School | Students | Low-income | Proficient |
|---|---|---|---|
| YCCS Chtr - Chatham this school | 104 | 97.1% | 2.1% |
| YCCS-McKinley-Lakeside Leadership Chicago | 103 | 95.1% | 2.5% |
| SIU Charter School of East St Louis East Saint Louis | 99 | 100.0% | 12.3% |
| YCCS-Scholastic Achievement High School Chicago | 117 | 93.2% | 2.3% |
| Madison Senior High School Madison | 152 | 99.3% | 10.3% |
| Urban Prep Chtr Academy Englewood High School Chicago | 87 | 92.0% | 7.2% |
Matched among Illinois high schools on enrollment, the share of students from low-income families (eligible for free or reduced-price lunch), and racial and ethnic makeup. Proficient is the average share of students meeting the state standard across all of the school's state tests in 2023-24 and 2024-25, the same combined score our test-score rankings use. Online schools and schools serving specialized populations are not matched.
Where YCCS Chtr - Chatham ranks
Among high schools| Measure | This school | In Illinois | In Cook County |
|---|---|---|---|
| State test proficiency ranked highest first | 2.1% | #568 of 573 | #165 of 170 |
| Enrollment ranked largest first | 104 | #645 of 708 | #196 of 206 |
| Free and reduced lunch ranked highest share first | 97.1% | #12 of 578 | #7 of 171 |
Ranked against other public high schools. Online schools are left out of every list, and test-score lists leave out schools that serve specialized populations. Each rank links to the full list. Arrows under a test-score rank show places moved since the prior test year, among schools tested both years.
4-year change
SY 2020-21 vs SY 2024-25Enrollment
104
-76 (-42%) vs 2020
Source: NCES Common Core of Data
Enrollment and staffing by year
| School year | Students | Teachers (FTE) | Students per teacher | Free and reduced lunch |
|---|---|---|---|---|
| 2024-25 | 104 | 3 | 34.7:1 | 97% (101) |
| 2023-24 | 101 | 3 | 33.7:1 | 92% (93) |
| 2022-23 | 124 | 3 | 41.3:1 | 98% (121) |
| 2020-21 | 180 | N/A | N/A | N/A |
| 2017-18 | 164 | N/A | N/A | 79% (130) |
Source: NCES Common Core of Data. Rows are the federal collections on file for YCCS Chtr - Chatham.
About YCCS Chtr - Chatham
YCCS Chtr - Chatham is a high school in Chicago, Illinois, reachable at (773) 651-1500. Its grade span covers grades 9 through 12, with 104 students on the rolls. Across high schools in Illinois, the average enrollment is about 834.
Federal data list 622 schools in Chicago Public Schools Dist 299, with 324,396 students enrolled.
Of every 100 students at YCCS Chtr - Chatham, about 95 are Black. The school is also 3% Hispanic. That is higher than the 22% Black share among all Cook County residents. Its diversity index, the chance that two randomly chosen students belong to different racial or ethnic groups, is 9%.
Staffing at YCCS Chtr - Chatham comes to 3 full-time-equivalent teachers, or 34.7:1. High schools in Illinois have an average ratio of 13.8:1. On the income side, 97% of students qualify for free or reduced-price lunch. That is higher than the 66% average for public schools in Cook County.
Schools in Illinois with a similar free or reduced-price lunch share are predicted to score about 15.4%. YCCS Chtr - Chatham scores 2.1%.
Looking at the county, Cook County, median household income comes to about $83,498, about 43% of adults have at least a bachelor's degree, and roughly 10% of residents are in poverty. The county has 1,406 public schools and about 697,934 students.
A public school about 0.1 miles away, Burnside Elementary Scholastic Academy, is the closest to YCCS Chtr - Chatham. In all, at least 8 other public schools sit within five miles of YCCS Chtr - Chatham. In a group of 9 nearby schools with scores, YCCS Chtr - Chatham ranks 9th on average proficiency.
Federal data place YCCS Chtr - Chatham in the City: Large locale, which means it is inside a principal city with a population of 250,000 or more. As a charter school, YCCS Chtr - Chatham is publicly funded and operates under a charter.
The school counted 180 students in 2020-21 and 104 in 2024-25. A shift in the grades offered could account for part of the difference.
People who know YCCS Chtr - Chatham can post here about special education services, counseling, and support programs. Parents, students, alumni, and staff are welcome to post.
Cook County at a glance
View full county profilePopulation
5,182,090
Census ACS
Median income
$83,498
Household, ACS
Bachelor's+
43%
Adults 25+
Poverty rate
10%
Below federal line
Schools in county
1,406
697,934 students
Quick facts
Related schools
Other schools in Chicago Public Schools Dist 299
- Lane Technical High SchoolHigh · 4,604 students
- Taft High SchoolHigh · 4,487 students
- Curie Metropolitan High SchoolHigh · 3,099 students
- Kenwood Academy High SchoolHigh · 2,268 students
- Young Magnet High SchoolHigh · 2,223 students
- Lincoln Park High SchoolHigh · 2,214 students
Other schools in Chicago
- Lane Technical High SchoolHigh · 4,604 students
- Taft High SchoolHigh · 4,487 students
- Curie Metropolitan High SchoolHigh · 3,099 students
- Kenwood Academy High SchoolHigh · 2,268 students
- Young Magnet High SchoolHigh · 2,223 students
- Lincoln Park High SchoolHigh · 2,214 students
Nearby schools
- Burnside Elementary Scholastic Academy0.1 mi · 264
- Washington H Elementary School0.5 mi · 273
- McDade Elementary Classical School0.7 mi · 207
- Pirie Elementary Fine Arts & Academic C0.7 mi · 216
- Ashe Elementary School0.7 mi · 387
- McDowell Elementary School0.9 mi · 112
Frequently asked questions
About YCCS Chtr - ChathamHow large is YCCS Chtr - Chatham?
YCCS Chtr - Chatham enrolls approximately 104 students in grades 09-12.
What age range does YCCS Chtr - Chatham serve?
YCCS Chtr - Chatham serves students from grade 09 through grade 12.
What is the student-teacher ratio at YCCS Chtr - Chatham?
The student-to-teacher ratio at YCCS Chtr - Chatham is approximately 34.7:1 (3 FTE teachers).
What is the racial breakdown of students at YCCS Chtr - Chatham?
At YCCS Chtr - Chatham, the student body is approximately 3% Hispanic, 95% Black, 2% Two or more.
Who oversees YCCS Chtr - Chatham?
YCCS Chtr - Chatham is overseen by Chicago Public Schools Dist 299 in Cook County.
Data sourceSchool profile facts are sourced from the NCES. Community content is posted by allk12 members.