Fort Drum is a U.S. Army military reservation and a census-designated place in Jefferson County, near the western border of northern New York, United States. The population of the CDP portion of the base was 12,955 at the 2010 census. It is home to the 10th Mountain Division. Fort Drum consists of 107,265 acres. In the region, winter temperatures can reach as low as −30 °F. From Wikipedia