Tile Calculator
Baseline ceramic tile job using 12 in squares. Good for quick sanity checks before the showroom.
Step 1: Units
Step 2
Enter project measurements
Use decimals if needed (e.g. 3.5).
Step 3
How to use this calculator
Enter floor or wall area to cover. Tile size is fixed for this preset; adjust waste for diagonals and cuts.
What the math is doing
Pieces = area ÷ tile area, scaled by waste percentage. Always round up at purchase time.
Frequently asked questions
Do I include grout lines?
Tile preset dimensions include typical joint allowance.
Diagonal layout?
Raise waste toward 15% or more for narrow pieces.
Mosaic sheets?
Use manufacturer sheets-per-foot charts instead of this field tile model.
Cement board?
Order separate sheets based on area ÷ 15 or 32 sq ft per sheet depending on SKU.