Tonkin Highway Extension

Thomas Road to South Western Highway

In planningFuture

Extend Tonkin Highway an additional 14 kilometres.

Tonkin Highway intersection

What's happening

 Project newsletter

The February 2024 Project Update newsletter is now available which provides a procurement update for the project’s delivery and the community’s feedback from the 2023 information sessions and online survey.

 Expression of Interest called for delivery contractors

Procurement has commenced for the southern extension of Tonkin Highway to South Western Highway and upgrade of Thomas Road, with an Expression of Interest released for delivery contractors.

 Read more in the latest media statement

 Visualisation Video

A fly-through visualisation video has been produced to show an artistic view of what the Tonkin Highway Extension and Thomas Road Upgrade will look like once complete.


pressure on surrounding roads


travel times


road connectivity

Page last reviewed:  | Last updated: 

Acknowledgement of country

The Government of Western Australia acknowledges the traditional custodians throughout Western Australia and their continuing connection to the land, waters and community. We pay our respects to all members of the Aboriginal communities and their cultures; and to Elders both past and present.

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