Mount Hebron High
Ellicott City, MD · High School · Grades 9-12
Mount Hebron High is a high school in Ellicott City, MD with 1,621 students enrolled and a 70% proficiency rate. Part of Howard County Public Schools. NCES data from the U.S. Department of Education.
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About This School
Mount Hebron High is a high school located in Ellicott City, Maryland. The school serves 1,621 students in grades 9-12. The student-to-teacher ratio is 15.3:1.
According to EDFacts assessment data, 70% of students meet grade-level proficiency standards in combined math and reading. The school reports a 80% graduation rate.
18% of students qualify for free or reduced-price lunch.
Mount Hebron High is part of the Howard County Public Schools in Maryland.
How This School Compares
Mount Hebron High has 1,621 students enrolled, making it larger than the average school in Howard County Public Schools (759 students). Its 70% proficiency rate is 11 percentage points above the district average of 58%. Compared to the Maryland state average of 49%, the school performs 21 points higher.
Frequently Asked Questions
Mount Hebron High has 1,621 students enrolled in grades 9-12. The student-to-teacher ratio is 15.3:1.
According to EDFacts data, 70% of students at Mount Hebron High meet grade-level proficiency standards in combined math and reading assessments.
Mount Hebron High has a 80% graduation rate, measuring the percentage of students who graduate within four years.
Mount Hebron High is part of the Howard County Public Schools in Ellicott City, Maryland. 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.
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.