St. Lawrence County is a county located in the U.S. state of New York. As of the 2010 census, the population was 111,944.[1] The county seat is Canton.
Saint Lawrence County is home to St. Lawrence University, State University of New York at Potsdam, Clarkson University, the SUNY-ESF Ranger School, and the State University of New York at Canton. Part of the County is in the Adirondack Park and includes much of the Oswegatchie River, Cranberry Lake and Lake Ozonia.