Highland Mills is a hamlet and former census-designated place (CDP) in Orange County, New York, United States.

Highland Mills is in the town and village of Woodbury adjacent to the New York State Thruway (Interstate 87).

The U.S. Census Bureau ceased counting Highland Mills as a separate designated place when the town of Woodbury incorporated as a village.

As of the census[2] of 2000, there were 3,468 people, 1,196 households, and 955 families residing in the CDP.

16.6% of all households were made up of individuals, and 4.3% had someone living alone who was 65 years of age or older.