List of Interstate Highways in Florida

The Interstate Highways in the state of Florida are owned and maintained by the Florida Department of Transportation (FDOT). There are four primary interstate highways and eight auxiliary highways, with a ninth proposed, totaling 1,497.58 miles (2,410.12 km) interstate miles in Florida. The longest interstate is I-75, extending 470.678 miles (757.483 km), and the shortest is I-395, extending just 1.292 miles (2.079 km).