On May 26, 1812, Greene County lost to Ulster County, lowering the total area to , reassigning Pine Hill, Highmount, and Shandaken to Ulster County.New York. Laws of New York.1812, 35th Session, Chapter 46, Page 382.
on may 26 1812 greene county lost to ulster county lowering the total area to  reassigning pine hill highmount and shandaken to ulster countynew york laws of new york1812 35th session chapter 46 page 382