The Cook County Jail, located on 96 acres in South Lawndale, Chicago, Illinois, is operated by the Sheriff of Cook County. It is sometimes referred to as California or Hotel California, as its address is on California Avenue.
Cook Co Juvenile Det -york Alt High School ranks in the bottom 50% of all schools in Illinois for overall test scores (math proficiency is bottom 50%, and reading proficiency is bottom 50%).
The percentage of students achieving proficiency in math is ≤10% (which is lower than the Illinois state average of 28%). The percentage of students achieving proficiency in reading/language arts is ≤10% (which is lower than the Illinois state average of 32%).
Quick Facts (2026)
- School Type: Alternative school
- Grades: 9-12
- Graduation Rate: ≤10%
- Math Proficiency: ≤10%
- Reading Proficiency: ≤10%
- Source: National Center for Education Statistics (NCES), IL Dept. of Education
School Overview
The teacher population of 45 teachers has declined by 47% over five school years.
School Type
Grades Offered
Grades 9-12
Total Students (19-20)
157 students
Total Classroom Teachers
45 teachers
Year Founded
1969
School Motto
Where the Success of Every Student Matters
School Rankings
Math Test Scores (% Proficient)
(20-21)≤10%
28%
Reading/Language Arts Test Scores (% Proficient)
(20-21)≤10%
32%
Student-Teacher Ratio
n/a
13:1
American Indian
(19-20)1%
n/a
Asian
(19-20)n/a
5%
Hispanic
(19-20)22%
26%
Black
(19-20)74%
17%
White
(19-20)1%
48%
Hawaiian
(19-20)1%
n/a
Two or more races
(19-20)1%
4%
Graduation Rate
(17-18)≤10%
87%
Eligible for Free Lunch (19-20)
98%
47%
Eligible for Reduced Lunch (11-12)
6%
27%
School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), IL Dept. of Education
Frequently Asked Questions
What percent of students have achieved state testing proficiency in math and reading?
≤10% of students have achieved math proficiency (compared to the 28% IL state average), while ≤10% of students have achieved reading proficiency (compared to the 32% IL state average).
What is the graduation rate of Cook Co Juvenile Det -york Alt High School?
The graduation rate of Cook Co Juvenile Det -york Alt High School is 10%, which is lower than the Illinois state average of 87%.
How many students attend Cook Co Juvenile Det -york Alt High School?
157 students attend Cook Co Juvenile Det -york Alt High School.
What is the racial composition of the student body?
74% of Cook Co Juvenile Det -york Alt High School students are Black, 22% of students are Hispanic, 1% of students are American Indian, 1% of students are White, 1% of students are Hawaiian, and 1% of students are Two or more races.
What grades does Cook Co Juvenile Det -york Alt High School offer ?
Cook Co Juvenile Det -york Alt High School offers enrollment in grades 9-12
What school district is Cook Co Juvenile Det -york Alt High School part of?
Cook Co Juvenile Det -york Alt High School is part of Chicago Public Schools District 299.
In what neighborhood is Cook Co Juvenile Det -york Alt High School located?
Cook Co Juvenile Det -york Alt High School is located in the Marshall Square neighborhood of Chicago, IL. There are 10 other public schools located in Marshall Square.
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