Home builders in Perth South East
Canning Vale, Southern River and Thornlie — 3 suburbs mapped.
Perth South East suburb by suburb
| Suburb | Residential zones | R-Code density | Bushfire-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.
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.