Australian price guide · 2026
How much does timber deck construction
cost in Australia?
Design and build a new outdoor deck including bearers, joists, decking boards, fixings, finishing.
Typical total (AU)$3,800–$7,500 for 12m²
What's in a typical quote
| Line item | Typical range |
|---|---|
| Materials — merbau + treated pine | $1,800–$3,500 |
| Labour (2–3 days) | $1,600–$2,800 |
What affects the price
- Deck size m²
- Timber species
- Height off ground (stumps, balustrade)
- Substructure complexity
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 carpenters to assess the job — most reputable tradies quote for free. GST (10%) is added on top of the ranges shown.
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