Decking Cost Calculator & Price Guide
Estimate decking cost
Rough guide based on Australian averages. Toggle restore vs new install, then refine by finish, material and extras. Real quotes vary by site access, structure and contractor.
Project type
Material
Optional extras
Set to 0 to exclude. Balustrade count is linear metres.
Stairs
$2,000 flat
0
Balustrade
$200 / lm
0
Privacy screening
$1,200 flat
0
Estimated cost range
$8,400 – $11,400
≈ $9,900 midpoint
- Standard composite:
- $9,900
Estimates are indicative only. For an accurate price, get free quotes from local tradies above.
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Decking Price Breakdown
Typical job based on 30 m². Prices are supply-and-install midpoints — actual quotes will vary.
| Type | Cost per m² | Typical 30 m² job |
|---|---|---|
| Clean & oil | $55 | $1,650 |
| Sand & restain | $90 | $2,700 |
| Partial board replace + restain | $150 | $4,500 |
| Softwood (treated pine) (timber) | $240 | $7,200 |
| Hardwood (timber) | $375 | $11,250 |
| Standard composite (composite) | $330 | $9,900 |
| Premium composite (composite) | $440 | $13,200 |
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