Trumbull High School
Trumbull, CT · High School · Grades 9-12
Trumbull High School is a high school in Trumbull, CT with 2,134 students enrolled and a 60% proficiency rate. Part of Trumbull School District. NCES data from the U.S. Department of Education.
Trumbull High School is a high school in Trumbull, CT that enrolls 2,134 students in grades 9-12, putting it among the larger public campuses in the Trumbull School District. That headcount is above the 735-student average for schools in the district.
EDFacts assessment data puts 60% 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 tracks the 61% district average closely, within a few points either way. Against the 53% Connecticut statewide average, the school sits 7 points higher.
Over the last three reported years the district proficiency rate this school inherits has fallen by about 13 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 14.6 to 1, close to the U.S. average of about 16 to 1. A relatively low 19% of students qualify for free or reduced-price lunch.
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About This School
Trumbull High School is a high school located in Trumbull, Connecticut. The school serves 2,134 students in grades 9-12. The student-to-teacher ratio is 14.6:1.
According to EDFacts assessment data, 60% of students meet grade-level proficiency standards in combined math and reading. The school reports a 83% graduation rate.
19% of students qualify for free or reduced-price lunch.
Trumbull High School is part of the Trumbull School District in Connecticut.
How This School Compares
Trumbull High School has 2,134 students enrolled, making it larger than the average school in Trumbull School District (735 students). Its 60% proficiency rate is 1 percentage points below the district average of 61%. Compared to the Connecticut state average of 53%, the school performs 7 points higher. With a 14.6:1 student-teacher ratio, it offers smaller class sizes than the national average.
Frequently Asked Questions
Trumbull High School has 2,134 students enrolled in grades 9-12. The student-to-teacher ratio is 14.6:1.
According to EDFacts data, 60% of students at Trumbull High School meet grade-level proficiency standards in combined math and reading assessments.
Trumbull High School has a 83% graduation rate, measuring the percentage of students who graduate within four years.
Trumbull High School is part of the Trumbull School District in Trumbull, Connecticut. 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.