Deck Pricing
Average installed costs per m²:
- Treated pine: $250-350/m²
- Hardwood (Merbau): $400-600/m²
- Composite: $400-700/m²
- Premium hardwood (Spotted Gum): $500-800/m²
Example Costs
- Small deck (15m²): $4,000-12,000
- Medium deck (30m²): $8,000-24,000
- Large deck (50m²): $15,000-40,000
What Affects Price
- Timber species: Pine vs hardwood vs composite
- Height: Ground level vs raised
- Stairs and rails: Add 20-40%
- Shape: Complex shapes cost more
- Site access: Difficult access adds cost
- Permits: May be required for larger decks
Material Comparison
Treated Pine
Pros: Cheapest option, easy to work with
Cons: Requires regular maintenance, shorter lifespan
Hardwood
Pros: Beautiful, durable, long-lasting
Cons: More expensive, needs oiling
Composite
Pros: Low maintenance, doesn't splinter
Cons: Higher upfront cost, can get hot