Town government no longer being seen as an effective means of dealing with the area's needs, village incorporation was discussed. History įollowing the extension of the Northern Branch of The New Jersey Railroad into the area in the mid-19th century, rapid growth ensued. The hamlet was formerly incorporated as a village from 1878 until 2022. Its population was 3,510 at the 2010 census. The hamlet is the western terminus of the Tappan Zee Bridge. It is located north of Grand View-on-Hudson, northeast of Orangeburg, east of Blauvelt State Park, south of Nyack and west of the Hudson River. South Nyack is a hamlet and census-designated place in the town of Orangetown in Rockland County, New York, United States. The original 1955 bridge was replaced in 2017. The Tappan Zee Bridge connects South Nyack in Rockland County and Tarrytown in Westchester County across the Hudson River in New York State.