RightSizeTools Practical sizing calculators
Materials & Projects

Tile Calculator

Enter the area to tile and the tile size. The calculator estimates how many individual tiles to buy, including waste.

Last updated: May 2026

Unit system Switch between U.S. customary and metric units. Your choice is remembered on other calculators.

Tile area and tile size

Use the total area being tiled, then enter the face size of one tile.

sq ft
in
in
Advanced settings
%
Increase for diagonal layouts, small rooms, niches, patterns, or fragile tile.

Buying and sizing notes

How to use this estimate

What this includes

  • The required inputs shown on this page
  • common planning assumptions
  • optional advanced adjustments where provided

What it does not include

  • site-specific professional design
  • local code approval
  • manufacturer-specific requirements
  • installation quality

Common mistakes

  • Leaving a required input at the default when your situation is different
  • ignoring product labels or ratings
  • treating the estimate as an exact final answer

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