Concrete Calculator Australia — Never Over-Order Again
Ordering too much concrete wastes money. Ordering too little delays your job. Our free concrete calculator tells you exactly how many cubic metres (m³) you need — for slabs, footings, driveways, and paths.
🟧 Use the Concrete Calculator Now →How Much Concrete Do I Need?
Concrete is sold by the cubic metre (m³). To calculate how much you need:
- Measure the length × width × depth in metres
- Multiply: L × W × D = cubic metres
- Add 10% for spillage and uneven ground
Concrete Prices Australia 2026
| Concrete Type | Price per m³ |
|---|---|
| Standard 20MPa | $200 – $250 |
| 25MPa (driveways) | $220 – $280 |
| 32MPa (structural) | $250 – $320 |
| Exposed aggregate | $300 – $450 |
| Coloured concrete | $350 – $500 |
🛒 Save with Bunnings: Bunnings Concrete Mix → for small jobs under 1m³.
Concrete Slab Calculator
Use our calculator above to work out concrete for:
- Shed slabs
- House slabs
- Driveways
- Paths and footpaths
- Footings