North Patchogue (/ˈpætʃɒɡ/, PATCH-awg) is a hamlet and census-designated place (CDP) located within the Town of Brookhaven on Long Island, in Suffolk County, New York, United States.

[2] North Patchogue is near the interchange of NY-27 (Sunrise Highway), and NY-112 (Medford Avenue).

[3] As of the census[5] of 2000, there were 7,825 people, 2,694 households, and 1,988 families residing in the CDP.

There were 2,781 housing units at an average density of 1,304.2 per square mile (503.6/km2).

20.3% of all households were made up of individuals, and 5.9% had someone living alone who was 65 years of age or older.