Liberty is a village in Sullivan County, New York, United States.

[2] The Munson Diner, Liberty Downtown Historic District, St. Paul's Evangelical Lutheran Church, and Town and Country Building are listed on the National Register of Historic Places.

[4] According to the United States Census Bureau, the village has a total area of 2.4 square miles (6.2 km2), all land.

There were 2,071 housing units at an average density of 865.0 per square mile (334.0/km2).

38.4% of all households were made up of individuals, and 17.2% had someone living alone who was 65 years of age or older.