Illinois Route 68 (IL 68) is a 25.74-mile-long (41.42 km) east–west state highway in the northeastern part of the U.S. state of Illinois. It travels east from IL 72 (Higgins Road) in the Dundee area to the concurrency of Interstate 94 (I-94)/U.S. Route 41 (US 41) (Edens Expressway) in Glencoe.