Australian price guide · 2026
How much does retaining wall construction
cost in Australia?
Design and build retaining wall — treated pine sleepers, concrete blocks or stone — with drainage.
Typical total (AU)$3,200–$5,400 for 14m
What's in a typical quote
| Line item | Typical range |
|---|---|
| Treated pine sleeper wall (per m) | $180–$280 |
| Drainage + ag pipe | $28–$50/m |
| Backfill + compaction | $20–$40/m |
What affects the price
- Wall height
- Materials (sleeper vs block vs stone)
- Drainage complexity
- Excavation
How to get the most accurate price
Prices vary a lot by region, access, and job specifics. For a real quote, get 2–3 licensed landscapers to assess the job — most reputable tradies quote for free. GST (10%) is added on top of the ranges shown.
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