Illinois Route 80 is a major east-west highway in the state of Illinois. It stretches approximately 120 miles, connecting the cities of Moline and Chicago. The route serves as an important transportation corridor, facilitating travel and commerce across the region. The highway runs through several counties, including Rock Island and Cook. Along its path, travelers can access various local attractions, businesses, and residential areas. Illinois Route 80 is also part of the larger U.S. Route 80 system, which extends across multiple states in the United States.