Brant Lake is a hamlet in the town of Horicon in Warren County, New York, United States.

[2] It is located approximately halfway between Albany to the south and Plattsburgh to the north.

Since the mid-1880s, Brant Lake has been a popular fishing and hunting area among wealthy visitors, including Theodore Roosevelt.

[4][5] Brant Lake Lodge was one of oldest hotels in the area of the Adirondacks; it burned down in April 1925.

[8] Brant Lake is also notable for being the site of North America's first gerbil colony, which was established at Tumblebrook Farm in 1954 by Dr. V.