New Canaan High School
New Canaan, CT · High School · Grades 9-12
New Canaan High School is a high school in New Canaan, CT with 1,294 students enrolled and a 69% proficiency rate. Part of New Canaan School District. NCES data from the U.S. Department of Education.
New Canaan High School is a high school in New Canaan, CT, enrolling 1,294 students in grades 9-12 within the New Canaan School District. That headcount is above the 830-student average for schools in the district.
EDFacts assessment data puts 69% 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 70% district average closely, within a few points either way. Against the 53% Connecticut statewide average, the school sits 15 points higher.
Over the last three reported years the district proficiency rate this school inherits has risen by about 9 points. As a high school, it reports a 89% adjusted-cohort graduation rate, the share of first-time ninth-graders who earn a regular diploma within four years.
The student-teacher ratio is 12.3 to 1, below the U.S. average of roughly 16 to 1, which generally allows more adult attention per student. A relatively low 0% of students qualify for free or reduced-price lunch.
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About This School
New Canaan High School is a high school located in New Canaan, Connecticut. The school serves 1,294 students in grades 9-12. The student-to-teacher ratio is 12.3:1.
According to EDFacts assessment data, 69% of students meet grade-level proficiency standards in combined math and reading. The school reports a 89% graduation rate.
0% of students qualify for free or reduced-price lunch.
New Canaan High School is part of the New Canaan School District in Connecticut.
How This School Compares
New Canaan High School has 1,294 students enrolled, making it larger than the average school in New Canaan School District (830 students). Its 69% proficiency rate is 1 percentage points below the district average of 70%. Compared to the Connecticut state average of 53%, the school performs 15 points higher. With a 12.3:1 student-teacher ratio, it offers smaller class sizes than the national average.
Other Schools in New Canaan School District
Frequently Asked Questions
New Canaan High School has 1,294 students enrolled in grades 9-12. The student-to-teacher ratio is 12.3:1.
According to EDFacts data, 69% of students at New Canaan High School meet grade-level proficiency standards in combined math and reading assessments.
New Canaan High School has a 89% graduation rate, measuring the percentage of students who graduate within four years.
New Canaan High School is part of the New Canaan School District in New Canaan, 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.