Highland Lake is a hamlet in Sullivan County, New York, United States.

The community is 12.4 miles (20.0 km) southwest of Monticello.

Highland Lake has a post office with ZIP code 12743, which opened on June 18, 1897.

[2][3] The lake is at an elevation of 1,339 feet (408 m)[4] and covers a surface area of 198.3 acres (80.3 hectares).

This article about a location in Sullivan County, New York is a stub.