​ILION, a village in New York in Herkimer co. on the Mohawk river and Erie and Barge canals. It is also on the New York Central and Hudson River and the West Shore railroads. It is an important industrial center, having manufactories of firearms, typewriters, store fixtures, knit goods, etc. There is a library and a hospital. Pop. (1910) 6,588; (1920) 10,169.