Flooring Calculator
Boxes of flooring and cost.
Reviewed by James Whitfield · How we check our maths
Your values
ⓘ Live results
Results
- Boxes to buy
- 11
- Area with waste
- 257.4 sq ft
- Room area
- 234 sq ft
- Total coverage bought
- 261.8 sq ft
- Estimated cost
- $528.00
Quick answer
Divide the room area plus waste by the coverage per box to get the number of boxes to buy.
Worked example
Worked example
Using the values the calculator loads with.
Inputs
- Room length18 ft
- Room width13 ft
- Coverage per box23.8 sq ft
- Waste allowance10 %
- Price per box48 $
Result
- Boxes to buy11
- Area with waste257.4 sq ft
- Room area234 sq ft
- Total coverage bought261.8 sq ft
- Estimated cost$528.00
How to use the Flooring Calculator
- 1Measure the room length and width.
- 2Check coverage per box on the product page.
- 3Add 10% waste, or 15% for diagonal layouts.
Frequently asked questions
Why buy extra?
Cuts, defects and future repairs — keep at least one spare box.
Do I need underlay?
Most floating floors do, unless it is pre-attached.
About this calculator
- Built and reviewed by James Whitfield · How we build and test calculators
- Report an error