Hewlett is a Administrative divisions of New York#Hamlet and census-designated place (CDP) in Nassau County, New York on the South Shore (Long Island) of Long Island. As of the United States 2000 Census, the CDP population was 7,060.

Hewlett is usually included as one of the Five Towns in the southwestern corner of Nassau County. In the context of the Five Towns,'The Hewletts'or'Hewlett'is often used to refer collectively to the hamlet of Hewlett, together with the villages of Hewlett Bay Park, New York, Hewlett Harbor, New York and Hewlett Neck, New York, along with Woodsburgh, New York.

All the communities within Hewlett are...

Hewlett is a Administrative divisions of New York#Hamlet and census-designated place (CDP) in Nassau County, New York on the South Shore (Long Island) of Long Island. As of the United States 2000 Census, the CDP population was 7,060.

Hewlett is usually included as one of the Five Towns in the southwestern corner of Nassau County. In the context of the Five Towns,'The Hewletts'or'Hewlett'is often used to refer collectively to the hamlet of Hewlett, together with the villages of Hewlett Bay Park, New York, Hewlett Harbor, New York and Hewlett Neck, New York, along with Woodsburgh, New York.

All the communities within Hewlett are part of the Hewlett-Woodmere School District or the Lynbrook Union Free School District.

Geography
Hewlett is located at (40.641985, -73.694185).

According to the United States Census Bureau, the CDP has a total area of 0.9 square miles (2.3 km²), of which, 0.9 square miles (2.3 km²) of it is land and 1.11% is water.