Tile Flooring Calculator
Estimate floor tile by room size with a 12% waste allowance for cuts and breakage. Tile is sold by the square foot or by the box.
Tile Flooring calculator
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How to estimate tile flooring
- Use 10% waste for a simple grid, 15-20% for diagonal or herringbone patterns.
- Always order a little extra from the same lot - exact tiles get discontinued.
- Buy thinset, grout and backer board to match the same square footage.
Frequently asked questions
How much extra tile should I buy?
10% for straight layouts, 15-20% for diagonal or intricate patterns, plus a spare box for repairs.