Windham High Peak is a mountain located in Greene County, New York.

Windham High Peak stands within the watershed of the Hudson River, which drains into New York Bay.

The summit trijunction of the divides between these watersheds demarcated, until at least 1629, the traditional boundary tripoint of Mohawk, Mohican, and Delaware territory, respectively.

Windham High Peak is within New York's Catskill Park.

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