The Illinois College of Optometry (ICO) is a private optometry college in Chicago, Illinois. Graduating approximately 160 optometrists a year, it is the largest optometry college in the United States and is the oldest continually operating educational facility dedicated solely to the teaching of optometrists. The college complex incorporates more than 366,000 square feet (34,000 m2) including an on-site eye care clinic, electronically enhanced lecture center, library, computerized clinical learning equipment, cafeteria, fitness center, and living facilities.