About the Paver Calculator
Pavers, bedding sand and jointing sand for a patio, path or driveway.
Also known as: patio paver calculator, how many pavers, block paving calculator, slab calculator patio.
How to use this calculator
- Enter area to pave, paver size, joint width, cutting waste and the other fields.
- The result updates instantly as you type — press Calculate (or Enter) at any time.
- Review the breakdown shown under the main result.
- Use Copy result or Share to save the answer or send a link with your inputs.
Formula
pavers = area ÷ (paver length + joint) × (paver width + joint)
Worked example
Using the values pre-filled in the calculator above:
- Area to pave = 25 m²
- Paver size: 200 × 100 mm block
- Joint width = 3 mm
- Cutting waste = 8 %
- Bedding sand depth = 40 mm
- Price per paver = 1.2
the calculator returns:
- Pavers required: 1,292
- Pavers per m²: 47.83
- Bedding sand: 1 m³
- Bedding sand weight: 1,600 kg