About this calculator
Estimate paving units from area, paver dimensions and waste.
Cuts, patterns and border details can increase waste.
Formula
Pavers = surface area × (1 + waste%) ÷ paver area, rounded up.
Example
5m × 3m = 15m² before waste.
Accuracy
NUMTX shows the assumptions next to the calculation so you can replace defaults with values that match your situation. For measurements, supplier rates, fees, interest, tax or regulated work, confirm important figures with the appropriate official or professional source.