West Bay Shore is a hamlet and census-designated place (CDP) in the Town of Islip, Suffolk County, New York, United States.

[4] Sagtikos Manor is one of the oldest structures in the Town of Islip.

The original structure, which was later expanded, was built in 1697 by New York City's first native-born mayor, Stephanus Van Cortlandt.

The manor functioned for a time, during the American Revolution, as local headquarters for British forces under General Sir Henry Clinton.

16.5% of all households were made up of individuals, and 7.9% had someone living alone who was 65 years of age or older.