Structure Plans Explained: How They Shape What You Can Build in Perth-Peel's Growth Corridors
Zoning tells you the broad intent for a piece of land, but it rarely tells you what you can actually build, how many lots it will yield, or when infrastructure will be in place to support it. In many of WA's fastest-growing corridors, that detail evolves through a structure plan.
Across the Perth-Peel region, where population growth is outpacing infrastructure delivery in several corridors, understanding where a property sits in a structure plan and in an infrastructure sequence is often more useful to a landowner or developer than the zoning map alone.
What Is a Structure Plan?
A structure plan is a planning instrument endorsed by the Western Australian Planning Commission (WAPC) that sets out how an area will be developed. It establishes the framework for land uses, development, density, road networks, open space and infrastructure before subdivision can proceed.
Structure plans generally fall into two categories: district structure plans, which cover broad, multi-landowner areas and set the strategic framework for future rezoning; and local structure plans, which apply at a more localised, site-specific level and provide the detail needed to support subdivision.
Where It Sits in the Approval Process
With respect to new areas identified for urban or industrial development, a structure plan sits between the local planning scheme and a subdivision application. The general sequence runs: planning scheme provisions, then structure plan approval, then subdivision application to the WAPC, then survey and titles.
This matters because land can be zoned for development and still be a long way from being development-ready. Until a structure plan is approved, permissible density, land-use layout, landowner co-ordination, infrastructure provision and staging are largely undefined. This is also why the WAPC generally favours coordinated, area-wide structure planning over piecemeal or "spot" rezoning by individual landowners.
Why It Matters in Perth-Peel's Growth Corridors
The Peel region is one of the fastest-growing in the country, with population projected to reach around 444,000 by 2050 and Mandurah consistently ranked among Australia's fastest-growing regional cities.
Key growth areas include the Byford–Mundijong corridor, Ravenswood-Yunderup, Pinjarra and parts of north and south Mandurah.
In corridors growing this quickly, structure planning and infrastructure is often still catching up to demand. A parcel of land can look development-ready on a zoning map while its structure plan is still in draft, under negotiation between adjoining landowners, or years from being finalised. That gap directly affects what the land is worth today and what can realistically be delivered on it in the near term.
What to Check Before You Buy or Commit
Before committing to land in a growth corridor, it's worth establishing:
Whether the land is covered by an approved, draft, or yet-to-be-lodged structure plan
What stage that plan is at, and what conditions or infrastructure plans and timeframes are attached to it
Whether it forms part of a broader district structure plan involving multiple landowners
Who is leading the structure planning process, and how that affects timing
Harley Dykstra prepares and manages structure plans on behalf of landowners and developers across Perth-Peel, the South West and Great Southern, working directly with the WAPC and local government to move land through the process.
If you're assessing land in a growth corridor, our Town Planning team can help you understand exactly where it sits: https://www.harleydykstra.com.au/structure-plans
