Its eastern terminus is at U.S. 62, here known as Mulberry Street, within the city limits and approximately 1 mile (1.6 km) west of Interstate 65.

KY 3005 begins at the Western Kentucky Parkway southwest of Elizabethtown in Hardin County, heading northwest on four-lane divided Ring Road.

Following this intersection, the route continues north as a five-lane road with a center left-turn lane through agricultural and industrial areas, crossing a Paducah and Louisville Railway line.

The road comes to an intersection with KY 251 and makes a turn to the south, passing through areas of residences and businesses.

The State of Kentucky is developing plans to extend Ring Road on the south side of Elizabethtown west to I-65 and US 31W.