Portions of the area are also known as Floral Park Centre and Lakeville Estates.

The hamlet's name reflects the fact that it is located immediately north of New Hyde Park.

[2] The Lake Success Shopping Center, located on Union Turnpike within the hamlet, opened in 1956 and was designed by A.H.

[3][4][5] According to the United States Census Bureau, North New Hyde Park has a total area of 2.0 square miles (5.2 km2), all land.

17.9% of all households were made up of individuals, and 12.0% had someone living alone who was 65 years of age or older.