Interstate 294

Interstate 294 (I-294) is a tolled Interstate Highway in northeastern Illinois, U.S.A.. It forms the southern portion of the Tri-State Tollway in Illinois. I-294 runs from South Holland at Interstates 80 and 94, and Illinois Route 394 to Northbrook at I-94. Interstate 294 is 53.42 miles (85.97 km) long; 5.32 miles (8.56 km) are shared with I-80. It serves as a bypass around the city of Chicago. Interstate 294 is also the longest auxiliary route of Interstate 94, being 10 miles longer than Interstate 494 in Minneapolis-Saint Paul. Interstate 294 is also the longest auxiliary interstate highway in Illinois.