Tile Calculator
Baseline ceramic tile job using 12 in squares. Good for quick sanity checks before the showroom.
Reviewed by MaterialNeeded Editorial Team, Editorial review for field workflows and ordering assumptions.
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.