Mary G Montgomery High School
Semmes, AL · High School · Grades 9-12
Mary G Montgomery High School is a high school in Semmes, AL with 1,965 students enrolled and a 58% proficiency rate. Part of Mobile County. NCES data from the U.S. Department of Education.
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About This School
Mary G Montgomery High School is a high school located in Semmes, Alabama. The school serves 1,965 students in grades 9-12. The student-to-teacher ratio is 18.0:1.
According to EDFacts assessment data, 58% of students meet grade-level proficiency standards in combined math and reading. The school reports a 73% graduation rate.
53% of students qualify for free or reduced-price lunch.
Mary G Montgomery High School is part of the Mobile County in Alabama. The school receives Title I federal funding.
How This School Compares
Mary G Montgomery High School has 1,965 students enrolled, making it larger than the average school in Mobile County (591 students). Its 58% proficiency rate is 16 percentage points above the district average of 42%. Compared to the Alabama state average of 45%, the school performs 13 points higher.
Frequently Asked Questions
Mary G Montgomery High School has 1,965 students enrolled in grades 9-12. The student-to-teacher ratio is 18.0:1.
According to EDFacts data, 58% of students at Mary G Montgomery High School meet grade-level proficiency standards in combined math and reading assessments.
Mary G Montgomery High School has a 73% graduation rate, measuring the percentage of students who graduate within four years.
Mary G Montgomery High School is part of the Mobile County in Semmes, Alabama. 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.
The methodology behind every numeric value on this page is publicly documented on the NCES Common Core of Data and EDFacts portal and described in detail on this site’s methodology page. Refresh cadence varies by underlying series; the page surfaces the as-of date for each number so readers can trace any figure back to the source release.
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.