North Lynbrook is a hamlet and census-designated place (CDP) in the Town of Hempstead in Nassau County, on Long Island, in New York, United States.

North Lynbrook was first created for the 2000 United States Census.

[2] According to the United States Census Bureau, the CDP has a total area of 0.1 square miles (0.26 km2), all land.

[4] And the community falls within the Malverne Union Free School District #12.

13.5% of all households were made up of individuals, and 7.2% had someone living alone who was 65 years of age or older.