Sayville High School
West Sayville, NY · High School · Grades 9-12
Sayville High School is a high school in West Sayville, NY with 880 students enrolled and a 67% proficiency rate. Part of Sayville Union Free School District. NCES data from the U.S. Department of Education.
Sayville High School is a high school in West Sayville, NY with 880 students enrolled in grades 9-12. It is part of the Sayville Union Free School District. That headcount is above the 536-student average for schools in the district.
EDFacts assessment data puts 67% 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 64% average for the Sayville Union Free School District. Against the 47% New York statewide average, the school sits 21 points higher.
Over the last three reported years the district proficiency rate this school inherits has fallen by about 11 points. As a high school, it reports a 93% adjusted-cohort graduation rate, the share of first-time ninth-graders who earn a regular diploma within four years.
The student-teacher ratio is 10.7 to 1, below the U.S. average of roughly 16 to 1, which generally allows more adult attention per student. A relatively low 12% of students qualify for free or reduced-price lunch.
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About This School
Sayville High School is a high school located in West Sayville, New York. The school serves 880 students in grades 9-12. The student-to-teacher ratio is 10.7:1.
According to EDFacts assessment data, 67% of students meet grade-level proficiency standards in combined math and reading. The school reports a 93% graduation rate.
12% of students qualify for free or reduced-price lunch.
Sayville High School is part of the Sayville Union Free School District in New York.
How This School Compares
Sayville High School has 880 students enrolled, making it larger than the average school in Sayville Union Free School District (536 students). Its 67% proficiency rate is 4 percentage points above the district average of 64%. Compared to the New York state average of 47%, the school performs 21 points higher. With a 10.7:1 student-teacher ratio, it offers smaller class sizes than the national average.
Frequently Asked Questions
Sayville High School has 880 students enrolled in grades 9-12. The student-to-teacher ratio is 10.7:1.
According to EDFacts data, 67% of students at Sayville High School meet grade-level proficiency standards in combined math and reading assessments.
Sayville High School has a 93% graduation rate, measuring the percentage of students who graduate within four years.
Sayville High School is part of the Sayville Union Free School District in West Sayville, New York. 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.