Building in Riverton: Knockdown Rebuild, Granny Flat & Duplex Guide
City of Canning (WA) · Indicative rules and costs for homeowners · 中文报告同样支持
Min lot (KDR)
350㎡
Max height
9m
Setbacks (front/side)
4m / 1m
DA timeline
10–20 wks
Fast-track CDC
Usually DA only
Build cost
$1900–$2800/㎡
📊 Indicative ranges from council planning controls and recent market data — not quotes, and individual blocks vary.
South Perth area. Planning through MRS and local scheme. Generally straightforward.
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Get my free feasibility report →Frequently asked questions — Riverton
Can I knock down and rebuild in Riverton?
Generally yes — City of Canning requires a minimum lot of around 350㎡ for a standard knockdown rebuild, with a maximum building height of 9m. Most projects need a full DA (development application).
How long does council approval take in Riverton?
A DA through City of Canning typically takes 10–20 weeks in practice.
How much does it cost to build in Riverton?
Typical build costs around Riverton run $1,900–$2,800 per square metre of floor area, plus demolition of roughly $12,000–$20,000. These are indicative ranges, not quotes.
Can I build a granny flat in Riverton?
Most WA councils allow secondary dwellings subject to lot size and overlay rules — check City of Canning's planning scheme or run a free feasibility report.
What are the main risks for building projects in Riverton?
For the City of Canning area: heritage risk is low, flood risk is low, bushfire risk is low. South Perth area. Planning through MRS and local scheme. Generally straightforward.
Nearby areas under City of Canning
This page provides general guidance for the City of Canning area and is not advice about any specific property. Planning controls change — always confirm with council or run a block-specific feasibility report. © 2026 AusBuildCircle 澳洲建房圈.