How much does a decking cost in Darwin?
Most decking in Darwin costs $5,750–$18,400
for a standard 15–25 sqm deck
A small 15 sqm hardwood deck in Darwin costs $5,750–$11,500. A medium 25 sqm deck runs $9,200–$18,400. Per-sqm rates range from $205/sqm for treated pine to $630/sqm for composite.
+3.4%
Decking costs in Darwin have risen this quarter, driven by strong construction activity and trade shortages.
Q1 2026 vs Q4 2025
Average Decking Cost in Darwin
$126
per hour for standard residential work
Call-Out Fee
$63–$158
Emergency Rate
$263–$735
Common Job
$158–$420
Decking in Darwin costs $205–$400/sqm for treated pine, $345–$630/sqm for merbau hardwood, and $320–$630/sqm for composite decking (all supply and installation). A medium 25 sqm deck costs $9,200–$18,400 depending on the material and complexity.
Detailed Pricing — Darwin 2026
| Service | Low | Typical | High |
|---|---|---|---|
| Treated pine deck (per sqm) | $205/sqm | $300 | $400 |
| Hardwood deck — merbau (per sqm) | $345/sqm | $485 | $630 |
| Hardwood deck — spotted gum (per sqm) | $400/sqm | $550 | $690 |
| Composite deck (per sqm) | $320/sqm | $460 | $630 |
| Small deck (15 sqm, hardwood) | $5,750total | $8,600 | $11,500 |
| Medium deck (25 sqm, hardwood) | $9,200total | $13,800 | $18,400 |
| Large deck (40 sqm, hardwood) | $14,950total | $21,850 | $29,900 |
| Deck steps (per step) | $170/step | $290 | $460 |
| Deck balustrade / railing (per lm) | $140/lm | $230 | $400 |
| Deck sanding + oiling (per sqm) | $29/sqm | $46 | $69 |
| Old deck demolition + removal | $23/sqm | $40 | $63 |
| Pergola over deck (basic) | $5,750total | $9,200 | $17,250 |
Prices verified February 2026 · Cross-referenced against 90+ Australian trade pricing sources · See methodology
Prices include GST. Based on Darwin metro area, Feb 2026. Outer suburbs may vary.