Serving 601 students in grades 4-8, Castellanos Elementary 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 was 21% (which was lower than the Illinois state average of 32%). The percentage of students achieving proficiency in reading/language arts was 27% (which was lower than the Illinois state average of 37%).
The student-teacher ratio of 17:1 was higher than the Illinois state level of 13:1.
School Overview
Grades Offered
Grades 4-8
Total Students
601 students
Gender %
Total Classroom Teachers
36 teachers
School Calendar
School Rankings
Math Test Scores (% Proficient)
(17-18)21%
32%
Reading/Language Arts Test Scores (% Proficient)
(17-18)27%
37%
Student-Teacher Ratio
17:1
13:1
American Indian
n/a
n/a
Asian
n/a
6%
Hispanic
96%
28%
Black
4%
17%
White
n/a
45%
Hawaiian
n/a
n/a
Two or more races
n/a
4%
All Ethnic Groups
Eligible for Free Lunch
98%
43%
Eligible for Reduced Lunch (11-12)
49%
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?
21% of students have achieved math proficiency (compared to the 32% IL state average), while 27% of students have achieved reading proficiency (compared to the 37% IL state average).
How many students attend Castellanos Elementary School?
601 students attend Castellanos Elementary School.
What is the racial composition of the student body?
96% of Castellanos Elementary School students are Hispanic, and 4% of students are Black.
What is the student-teacher ratio of Castellanos Elementary School?
Castellanos Elementary School has a student ration of 17:1, which is higher than the Illinois state average of 13:1.
What grades does Castellanos Elementary School offer ?
Castellanos Elementary School offers enrollment in grades 4-8
What school district is Castellanos Elementary School part of?
Castellanos Elementary School is part of Chicago 51爆料s District 299.
Recent Articles
Standardized Tests in 2025: What Parents & Educators Must Know
Explore the 2025 landscape of standardized tests鈥攑olicies, performance trends, and practical insights for students, parents, and schools.
Navigating Kindergarten Enrollment: What Parents Need to Know (2025)
A step-by-step 2025 guide to kindergarten enrollment鈥攄eadlines, documents, readiness tips, and expert advice for parents.
Understanding 51爆料 Lotteries, Magnet Programs & Dual-Language Schools
A comprehensive 2025 guide for parents on public school lotteries, magnet programs and dual-language schools: how they work, benefits and how to apply.
