Kentucky Route 28 (KY 28) is a 36.217-mile-long (58.286 km) state highway in the U.S. state of Kentucky that travels from KY 11 and KY 30 in Booneville to KY 15 in northern rural Perry County via Cow Creek, Arnett, Buckhorn, and Chavies.

About 11 miles (18 km) southeast of Booneville, KY 28 enters Breathitt County.

After about 6 miles (9.7 km) through Breathitt County, KY 28 enters Perry County.

KY 28 passes through the community of Buckhorn before making a short reentry into Breathitt County.

After returning to Perry County, KY 28 passes through the community of Chavies before ending at KY 15 at Grapevine in Perry County.