Measure finished dimensions
Use the final formed or laid-out dimensions whenever possible. Field measurements usually beat drawing assumptions.
construction
Tile Calculator
Estimate tile boxes with a 10% waste allowance. Results update instantly as you change the inputs.
Tile Calculator estimating scene
A field photograph style construction takeoff board with concrete forms, measuring tape, bags, and supplier
order notes.
order sheet 2.61 yd3 slab form / waste before rounding
live order math copy to supplier yards, bags, delivery fees
Tile boxes needed120.00 square feet
- Waste / coverage
- 10% waste, 12 ft² boxes
- Area
- 120.00 ft²
Last reviewed: May 12, 2026 by the BuilderCalc editorial team.
Planning notes
Tile Calculator planning notes
Tile Calculator results are for material planning. Confirm actual dimensions, product yield, and site requirements before ordering.
Add a practical waste margin
Waste covers uneven base, cuts, spillage, and small field changes. The right margin depends on the project and material.
How to use it
Keep the estimate tied to field measurements
Enter project dimensions
Use finished field dimensions whenever possible so the estimate matches the actual work area.
Set waste or coverage
Use a practical waste allowance for cuts, spillage, compaction, and measurement variation.
Review assumptions
Check product yield, supplier requirements, local code, and site conditions before ordering.
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FAQ
Concrete estimating questions
How does the tile calculator work?
Enter the project dimensions and the calculator converts them into material quantities using common construction estimating formulas.
Should I add waste?
Yes. Most material orders should include a waste allowance for cuts, spillage, uneven base, and field measurement variation.
Are these results final construction advice?
No. Use these estimates for planning, then verify product yield, local code, structural requirements, and supplier recommendations.