Baiting Hollow is a census-designated place (CDP) roughly corresponding to the hamlet by the same name in the Town of Riverhead in Suffolk County, on Long Island, in New York, United States.

[2] According to the United States Census Bureau, the CDP has a total area of 3.2 square miles (8.3 km2), all of it land.

There were 962 housing units at an average density of 297.9 per square mile (115.0/km2).

24.3% of all households were made up of individuals, and 8.2% had someone living alone who was 65 years of age or older.

[6] Baiting Hollow is located entirely within the boundaries of the Riverhead Central School District.