Kentucky Route 1136 is a north–south rural secondary state highway located entirely in Hardin County in north-central Kentucky.

The route is 10.655 miles (17.148 km) long and it mainly traverses the southern part of the county.

It traverses Interstate 65 (I-65) via an overpass with no access to the freeway.

The route then enters the town of Glendale, where it meets KY 222.

It continues north-northeast to intersect U.S. Route 31W Bypass (US 31W Byp) before traversing the Wendell H. Ford Western Kentucky Parkway via an overpass and ending at a junction with the main alignment of US 31W and KY 61 within Elizabethtown city limits.