Portland High School
Portland, ME · High School · Grades 9-12
Portland High School is a high school in Portland, ME with 952 students enrolled and a 57% proficiency rate. Part of Portland Public Schools. NCES data from the U.S. Department of Education.
Portland High School is a high school in Portland, ME with 952 students enrolled in grades 9-12. It is part of the Portland Public Schools. That headcount is above the 405-student average for schools in the district.
EDFacts assessment data puts 57% of students at or above grade level in combined math and reading, a little above the national midpoint where roughly half of tested students clear the bar. That is 4 points above the 53% average for the Portland Public Schools. Against the 54% Maine statewide average, the school sits 3 points higher.
Over the last three reported years the district proficiency rate this school inherits has risen by about 15 points. As a high school, it reports a 83% adjusted-cohort graduation rate, the share of first-time ninth-graders who earn a regular diploma within four years.
The student-teacher ratio is 14.0 to 1, close to the U.S. average of about 16 to 1. 33% of students qualify for free or reduced-price lunch.
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About This School
Portland High School is a high school located in Portland, Maine. The school serves 952 students in grades 9-12. The student-to-teacher ratio is 14.0:1.
According to EDFacts assessment data, 57% of students meet grade-level proficiency standards in combined math and reading. The school reports a 83% graduation rate.
33% of students qualify for free or reduced-price lunch.
Portland High School is part of the Portland Public Schools in Maine.
How This School Compares
Portland High School has 952 students enrolled, making it larger than the average school in Portland Public Schools (405 students). Its 57% proficiency rate is 4 percentage points above the district average of 53%. Compared to the Maine state average of 54%, the school performs 3 points higher. With a 14.0:1 student-teacher ratio, it offers smaller class sizes than the national average.
Frequently Asked Questions
Portland High School has 952 students enrolled in grades 9-12. The student-to-teacher ratio is 14.0:1.
According to EDFacts data, 57% of students at Portland High School meet grade-level proficiency standards in combined math and reading assessments.
Portland High School has a 83% graduation rate, measuring the percentage of students who graduate within four years.
Portland High School is part of the Portland Public Schools in Portland, Maine. 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.
Source: NCES Common Core of Data, 2026.