The Mulligan Highway is a state highway in Queensland, Australia. It runs for approximately 266 km between Mareeba and Cooktown, on the east coast of Cape York Peninsula where it terminates. It is signed as State Route 81 from Mareeba to and State Route 40 from Lakeland to Cooktown. It is a state-controlled regional road (numbers 34A, 34B and 34C). Named after bushman James Venture Mulligan the sealed highway follows the old Cooktown Developmental Road and was completed in 2006. Since it was sealed, travelling time from Cairns to Cooktown has reduced from 6 to 3½ hours.

List of towns along the highway

Linked state-controlled roads

In addition to the Peninsula Developmental Road, the following state-controlled roads are linked to this road:

Mareeba–Dimbulah Road

Mareeba–Dimbulah Road is a state-controlled regional road (number 664). It starts at an intersection with Mulligan Highway (State Route 81) in Mareeba. It runs south-west as State Route 27, for 44.5 km to, where it transitions to Burke Developmental Road. The road has no major intersections.

Major intersections