The school district is renowned for its InSTAR program, a three-year science research program which produces record numbers of Regeneron Science Talent Search (formerly Intel STS) semifinalists.

[3] The Three Village CSD has been represented at nationals for Science Olympiad[4] and by various varsity sports teams.

[7] The district boundary includes the following villages: all of Old Field and parts of Head of the Harbor and Port Jefferson.

As of 2020[update] it also includes the following census-designated places: all of Setauket and Stony Brook University, most of East Setauket and Stony Brook, and parts of Port Jefferson Station.

[8] Notable alumni of Ward Melville High School include: Dr. Kevin Scanlon is currently[when?]