Moriah is a town in Essex County, New York, United States. The population was 4,798 at the 2010 census.The town is in the eastern part of the county. It is 47 miles by road south-southwest of Burlington, Vermont, 55 miles south of Plattsburgh, 115 miles north of Albany, and 116 miles south of Montreal, Quebec. Moriah is inside the Adirondack Park.