Tile Calculator
Calculate how many tiles, boxes, and sq ft of tile needed for floors, walls, and backsplashes.
Results
How to Calculate Tile
Measure floor or wall area in square feet. Determine how many tiles fit per square foot based on tile size. Multiply by waste factor and divide by tiles per box to get boxes needed.
Frequently Asked Questions
How much tile waste should I plan for?
10% for straight grid layouts. 15% for diagonal layouts. 20% for complex patterns or rooms with many cuts. Irregularly shaped rooms may need up to 25%.
How many tiles per square foot?
12x12 tiles: 1 per sq ft. 6x6: 4 per sq ft. 18x18: 0.44 per sq ft. 24x24: 0.25 per sq ft. 3x6 subway: 8 per sq ft.