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Stephenson Avenue Extension New road project

Innaloo, Osborne Park


  • Road

    Project type
  • $165 million

    Total budget
  • Under Construction

    Project phase
  • Main Roads WA

    Lead agency
  • 800

    Jobs supported
  • Late 2020

    Start date

    Mid 2021

    End date

The Stephenson Avenue extension will provide a new link between Scarborough Beach Road and Mitchell Freeway, joining the existing Stephenson Avenue from Jon Sanders Drive and Scarborough Beach Road to the State’s freeway network.

Phase one of the project will be delivered by the City of Stirling and will include construction of a new road from Scarborough Beach Road to Sarich Court with connections to Ellen Stirling Boulevard at Howe and Oswald Streets.

Phase two will be delivered by Main Roads WA and extend Stephenson Avenue from Sarich Court to Mitchell Freeway and Cedric Street.


  • A new traffic signalised intersection at Scarborough Beach Road
  • Ease traffic congestion
  • Provision of a safe route for people riding and walking in the area
  • Improved streetscaping in the area
  • Reduce travel time and improve accessibility to the Stirling City Centre
  • New shared paths along Stephenson Avenue

Project map

This map shows an aerial view of the project location
Project work area

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