Amityville, residential village (2 sq mi/5.2 sq km; 1990 pop. 9,286), Suffolk co., SE N.Y., on S shore of W L.I., 9 mi/14.5 km E of Freeport; 40°40'N 73°25'W. Largely Afr.-Amer. community. Mfg. (aircraft and aerospace parts, electronic and computer equip., fiber optical systems, furniture, machinery, food service equip.). Settled 1780, inc. 1894.