Address

100 SUFFOLK AVE
STONY BROOK, NY 11790

Phone Number

631-730-4010

Website

http://www.threevillagecsd.org

Important Links: Board Trustees Main Calendar Show Calendar Show Calendar

Number of Schools

8

Grades Served

PK-12

District Level

Other

District Student and Staff Info

Number of Teachers: 491

Student Enrollment: 7,572

Teacher Student Ratio: 15.42

--Gathered from public sources that schools and districts self report. These may be inaccurate.--

District PTA/PTO Buying Guide

District Specific Buying Guide

Schools in District

Arrowhead Elementary School

Minnesauke Elementary School

Nassakeag Elementary School

Paul J Gelinas Junior High School

Robert Cushman Murphy Junior High School

Setauket Elementary School

Ward Melville Senior High School

William Sidney Mount Elementary School

New York Education Info

Online Public School Options in New York: What Families Should Know in 2026

New York School Attendance Laws in 2026: What Parents and Students Should Know

Gifted and Talented Program Eligibility in New York: What Families Should Know in 2026

Dual Enrollment in New York: What Students, Families, and Schools Need to Know in 2026

New York Charter Schools in 2026: What Parents, Educators, and Communities Should Know

New York School Board Structure in 2026: How Local Governance Works Across the State

New York School Safety Policies in 2026: What Parents, Educators, and Communities Should Know

Related School Info

View All School Districts In New York

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View All Schools In Stony Brook, NY

View All School Districts In Stony Brook, NY

View All Schools and School Districts In And Around 11790

View All Schools and School Districts In And Around 11733

Information is generated using publicly accessible school-supplied data and may be inaccurate

Last Updated: 2026-07-11 13:00:15 || School District Id: 12801