Serving 2,070 students in grades 9-12, Dekalb 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 18% (which is lower than the Illinois state average of 28%). The percentage of students achieving proficiency in reading/language arts is 23% (which is lower than the Illinois state average of 30%).
The student:teacher ratio of 15:1 is higher than the Illinois state level of 13:1.
Minority enrollment is 64% of the student body (majority Hispanic), which is higher than the Illinois state average of 55% (majority Hispanic).
Quick Stats (2025)
Grades: 9-12
Enrollment: 2,070 students
Student:Teacher Ratio: 15:1
Minority Enrollment: 64%
Graduation Rate
: 74% (Btm 50% in IL)
Overall Testing Rank
: Bottom 50%
Math Proficiency
: 18% (Btm 50%)
Reading Proficiency
: 23% (Btm 50%)
Science Proficiency
: 44% (Btm 50%)
Source: National Center for Education Statistics (NCES), IL Dept. of Education
Dekalb High School ranks within the bottom 50% of all 3,426 schools in Illinois (based off of combined math and reading proficiency testing data).
The diversity score of Dekalb High School is 0.71, which is more than the diversity score at state average of 0.70. The school's diversity has stayed relatively flat over five school years.
What percent of students have achieved state testing proficiency in math and reading?
18% of students have achieved math proficiency (compared to the 28% IL state average), while 23% of students have achieved reading proficiency (compared to the 30% IL state average).
What is the graduation rate of Dekalb High School?
The graduation rate of Dekalb High School is 74%, which is lower than the Illinois state average of 87%.
How many students attend Dekalb High School?
2,070 students attend Dekalb High School.
What is the racial composition of the student body?
36% of Dekalb High School students are White, 33% of students are Hispanic, 24% of students are Black, 5% of students are Two or more races, and 2% of students are Asian.
What is the student:teacher ratio of Dekalb High School?
Dekalb High School has a student ration of 15:1, which is higher than the Illinois state average of 13:1.
What grades does Dekalb High School offer ?
Dekalb High School offers enrollment in grades 9-12
What school district is Dekalb High School part of?
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Quick Stats (2025)
Grades: 9-12
Enrollment: 2,070 students
Student:Teacher Ratio: 15:1
Minority Enrollment: 64%
Graduation Rate
: 74% (Btm 50%)
Overall Testing Rank
: Bottom 50%
Math Proficiency
: 18% (Btm 50%)
Reading Proficiency
: 23% (Btm 50%)
Science Proficiency
: 44% (Btm 50%)
Source: National Center for Education Statistics (NCES), IL Dept. of Education
