For the 2026 school year, there is 1 public high school serving 2,070 students in Dekalb, IL.
The top-ranked public high school in Dekalb, IL is Dekalb High School. Overall testing rank is based on a school's combined math and reading proficiency test score ranking.
Dekalb, IL public high school have an average math proficiency score of 12% (versus the Illinois public high school average of 26%), and reading proficiency score of 23% (versus the 29% statewide average). High schools in Dekalb have an average ranking of 3/10, which is in the bottom 50% of Illinois public high schools.
Dekalb, IL public high school have a Graduation Rate of 79%, which is less than the Illinois average of 87%.
The school with highest graduation rate is Dekalb High School, with 79% graduation rate. Read more about public school graduation rate statistics in Illinois or national school graduation rate statistics.
Minority enrollment is 64% of the student body (majority Hispanic), which is more than the Illinois public high school average of 55% (majority Hispanic).
Best Public High Schools in Dekalb, IL (2026)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Location
Quick Facts
Rank: #11.
Dekalb High School
(Math: 12% | Reading: 23%)
Rank:
Rank:
4/
Bottom 50%10
501 W Dresser Rd
Dekalb, IL 60115
(815) 754-2100
Dekalb, IL 60115
(815) 754-2100
Gr: 9-12 | 2,070 students Student-teacher ratio: 15:1 Minority enrollment: 64%
Dekalb, Illinois Public Schools (Closed)
School
Location
Quick Facts
900 East Garden St
Dekalb, IL 60115
(815) 754-2320
Dekalb, IL 60115
(815) 754-2320
Gr: K-5 | 281 students Student-teacher ratio: 20:1 Minority enrollment: 66%
650 N 1st St
Dekalb, IL 60115
(815) 754-2324
Dekalb, IL 60115
(815) 754-2324
Gr: 6-8 | 547 students Student-teacher ratio: 18:1 Minority enrollment: 60%
Kecol High School (Closed 2013)
Vocational School
901 South 4th St
Dekalb, IL 60115
(815) 754-2400
Dekalb, IL 60115
(815) 754-2400
Gr: 9-12
Frequently Asked Questions
What are the top-ranked public high schools in Dekalb, IL?
The top-ranked public high schools in Dekalb, IL include Dekalb High School.
How many public high schools are located in Dekalb?
1 public high schools are located in Dekalb.
What is the racial composition of students in Dekalb?
Dekalb public high schools minority enrollment is 64% of the student body (majority Hispanic), which is more than the Illinois public high schools average of 55% (majority Hispanic).
Recent Articles
Year-Round Schooling in 2026: Updated Parent Guide
Explore the latest 2026 data, trends, costs, and parent planning tips in the ongoing debate over year-round schooling vs the traditional calendar.
No Child Left Behind: Past, Present, and Future of U.S. School Policy
Explore how No Child Left Behind evolved into ESSA, what it means for 2025‑26 schooling, and what parents need to know about testing, admissions planning, and funding.
Understanding Public School Fees & Optional Costs Guide
Discover what public school fees are required versus optional, with 2026 updates for parents, students, and educators on budgeting and planning.