William Allen HS
Allentown, PA · High School · Grades 9-12
William Allen HS is a high school in Allentown, PA with 2,852 students enrolled and a 27% proficiency rate. Part of Allentown City SD. NCES data from the U.S. Department of Education.
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About This School
William Allen HS is a high school located in Allentown, Pennsylvania. The school serves 2,852 students in grades 9-12. The student-to-teacher ratio is 20.2:1.
According to EDFacts assessment data, 27% of students meet grade-level proficiency standards in combined math and reading. The school reports a 68% graduation rate.
87% of students qualify for free or reduced-price lunch, indicating the school serves a predominantly low-income community.
William Allen HS is part of the Allentown City SD in Pennsylvania. The school receives Title I federal funding.
How This School Compares
William Allen HS has 2,852 students enrolled, making it larger than the average school in Allentown City SD (758 students). Its 27% proficiency rate is 2 percentage points below the district average of 30%. Compared to the Pennsylvania state average of 46%, the school performs 19 points lower. The 20.2:1 student-teacher ratio is above the national average of 16:1.
Frequently Asked Questions
William Allen HS has 2,852 students enrolled in grades 9-12. The student-to-teacher ratio is 20.2:1.
According to EDFacts data, 27% of students at William Allen HS meet grade-level proficiency standards in combined math and reading assessments.
William Allen HS has a 68% graduation rate, measuring the percentage of students who graduate within four years.
William Allen HS is part of the Allentown City SD in Allentown, Pennsylvania. 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.
this entity is one of the data points covered by this site’s U.S. K-12 school outcomes and enrollment dataset. The detail above comes directly from NCES Common Core of Data and EDFacts; the context that follows situates the headline numbers against the broader distribution across U.S. public schools and districts.
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.
Practical use of this page is in combination with the comparison and ranking pages elsewhere on the site, which surface the same data for this entity’s peers within U.S. public schools and districts. A single-entity reading without peer context can be misleading when an entity is an outlier on one axis but typical on another.
Source: NCES Common Core of Data, 2026.