Adlai E Stevenson High School
Lincolnshire, IL · High School · Grades 9-12
Adlai E Stevenson High School is a high school in Lincolnshire, IL with 4,489 students enrolled and a 49% proficiency rate. Part of Adlai E Stevenson HSD 125. NCES data from the U.S. Department of Education.
Get Adlai E Stevenson High School's new scores when they post
We'll email you the moment Adlai E Stevenson High School changes. No spam — only real updates.
About This School
Adlai E Stevenson High School is a high school located in Lincolnshire, Illinois. The school serves 4,489 students in grades 9-12. The student-to-teacher ratio is 17.8:1.
According to EDFacts assessment data, 49% of students meet grade-level proficiency standards in combined math and reading. The school reports a 77% graduation rate.
Adlai E Stevenson High School is part of the Adlai E Stevenson HSD 125 in Illinois.
How This School Compares
Adlai E Stevenson High School has 4,489 students enrolled, making it smaller than the average school in Adlai E Stevenson HSD 125 (4,489 students). Its 49% proficiency rate is 0 percentage points above the district average of 49%. Compared to the Illinois state average of 48%, the school performs 0 points higher.
Frequently Asked Questions
Adlai E Stevenson High School has 4,489 students enrolled in grades 9-12. The student-to-teacher ratio is 17.8:1.
According to EDFacts data, 49% of students at Adlai E Stevenson High School meet grade-level proficiency standards in combined math and reading assessments.
Adlai E Stevenson High School has a 77% graduation rate, measuring the percentage of students who graduate within four years.
Adlai E Stevenson High School is part of the Adlai E Stevenson HSD 125 in Lincolnshire, Illinois. You can view all schools in this district on the district page.
All data on this page comes from the National Center for Education Statistics (NCES) Common Core of Data and EDFacts assessment results. These are official federal datasets published by the U.S. Department of Education.
School profiles are built from NCES directory data and EDFacts assessment results. Proficiency rates reflect combined math and reading performance. Graduation rates are reported for high schools with available data.
For this entity, the underlying data on this page comes from NCES Common Core of Data and EDFacts. The breakdown above is the federal record; the paragraphs below add the per-entity context that makes the headline numbers usable for a real decision rather than just a data lookup.
Every number on this page links back to NCES Common Core of Data and EDFacts; the methodology page describes the inputs, refresh cadence, and known limitations of the underlying data product.
For readers using this page as a decision input, the related-entity pages elsewhere on the site provide the comparison set. The most useful comparison for this entity is typically a peer within U.S. public schools and districts with similar size, similar exposure, or similar geography — not the national-level summary alone.
Source: NCES Common Core of Data, 2026.