Interstate 985 (I-985) is a 24.04-mile-long (38.69 km) Auxiliary Interstate Highway in the northeastern part of the U.S. state of Georgia. It begins at an interchange with I-85 (which also serves as the southern terminus of SR 365) on the southeastern edge of Suwanee and continues northeastward to the city of Gainesville. I-985 is also known as the Sidney Lanier Parkway and is also designated as unsigned State Route 419.