Livingston Manor was a 160,000-acre (65,000 ha) tract of land in the colonial Province of New York granted to Robert Livingston the Elder through the influence of 5th Governor Thomas Dongan, and confirmed by royal charter of George I of Great Britain in 1715, creating the manor and lordship of Livingston.
It was located between the Hudson River on the west and the Massachusetts border on the east.
Robert's eldest living son, Peter R. Livingston (1737–1809), had made many unwise financial decisions and was perennially in debt, and it was feared the estate would end up claimed by his creditors were it passed on to him.
[2] The inheritors of the estate were all men who had distinguished themselves considerably during and after the American Revolution: The land was divided among the families of these four men, and the power of the Livingston family was slowly diminished.
The town of Livingston, New York occupies part of the original tract.