Tallman Mountain State Park

Tallman Mountain State Park
Tallman Mountain State Park as seen from
the end of a Piermont pier
Location of Tallman Mountain State Park
within New York State
TypeState park
LocationRoute 9W
Sparkill, New York
Coordinates41°01′41″N 73°54′43″W / 41.028°N 73.912°W / 41.028; -73.912
Area687 acres (2.78 km2)
Created1928 (1928)
Operated by
Visitors293,615 (in 2014)
OpenAll year
WebsiteTallman Mountain State Park

Tallman Mountain State Park is a 687-acre (2.78 km2) state park in Rockland County, New York, located adjacent to the Hudson River in the Town of Orangetown just south of Piermont. It is part of the Palisades Interstate Park System.