Get the exact number of tiles you need for floors, showers, and backsplashes. Our free tile calculator includes waste factor calculations for professional results.
Total Area
120.00 sq ft
Tiles Without Waste
120
Tiles With Waste
132
For intricate patterns or irregular rooms, increase your waste factor to 15-20%.
Tile estimates usually start with the project area or volume, then add a waste factor before converting the result into bags, pieces, bundles, panels, or gallons. Use this calculator when you need a fast material estimate before ordering supplies, comparing costs, or planning a construction project.
Contractors, builders, remodelers, and DIY homeowners who need a practical jobsite estimate.
Start with the dimensions of the project, then choose material settings, price, and waste percentage.
The basic workflow is to measure room, calculate area, measure tile, then round up so you do not run short during installation.
For standard installations, buy 10-15% extra. For diagonal patterns or rooms with many cuts, get 20% extra. Keep leftover tiles for future repairs.
Calculate the number of tiles needed by dividing the total area by the area of one tile. Always include a waste factor of 10-20% for cuts and breakage.
Measure the length and width of the area to be tiled. For irregular shapes, break into rectangles.
Multiply length × width to get the total square footage or square meters.
Note the size of your tiles and calculate the area of one tile.
Add 10-20% extra for cuts, mistakes, and future repairs.
Estimate grout based on tile size and grout line width.