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3suburbs mapped in Perth South EastAll under City of Gosnells, so one lodgement process covers the region.

Western Australia · Region

Home builders in Perth South East

Canning Vale, Southern River and Thornlie — 3 suburbs mapped.

Find a builder in Perth South East Free · 3 minutes · no phone number to start
  • Licence checked
  • Insurance sighted
  • Solvency re-checked
3Perth South East suburbs read parcel by parcel from Western Australia's own planning data
1Council covers them all — one lodgement process across the region
0Distinct overlay families mapped across these suburbs, each one something a builder prices differently

Perth South East suburb by suburb

SuburbResidential zonesR-Code densityBushfire-prone
Canning Vale Residential, Urban development R5–R80 Mapped
Southern River Residential, Urban development R20–R80 Mapped
Thornlie Residential R20–R100 Mapped

Reading the table

  • The 3 mapped suburbs cover 50 km² between them — Canning Vale is the largest at 25 km² and Thornlie the smallest at 12 km².

Which Perth South East suburb suits which build

Questions about building in Perth South East

Which council approves building work in Perth South East?

City of Gosnells, for all 3 mapped Perth South East suburbs, under the Gosnells Local Planning Scheme No. 24.

Is bushfire-prone land mapped in Perth South East?

Yes, in all 3 mapped Perth South East suburbs: Canning Vale, Southern River and Thornlie.

What planning zones apply across Perth South East?

2: Residential and Urban development. Widest range: Canning Vale, at 2.

What R-codes apply in Perth South East?

Canning Vale R5–R80, Southern River R20–R80, Thornlie R20–R100.

Lodge with: City of Gosnells, Gosnells Local Planning Scheme No. 24. Read 2026-09-14.

Licence checked on Building and Energy WA's register, insurance sighted, solvency re-checked, service area confirmed. How the check works

Building in Perth South East?

Tell us the suburb and what you are building. Licence checked with Building and Energy WA, insurance sighted, still trading, and genuinely working in Canning Vale, Southern River and Thornlie. If we cannot find one worth recommending, we will say so.

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