Tile Calculator
Calculate how many tiles you need for your flooring or wall project.
Tile Calculator
Calculate how many tiles you need for your floor or wall
Formula
Tiles = Room Area ÷ Tile Area + WasteTile area converted from square inches to square feet
How to Use This Calculator
- 1
Measure your room
Measure the length and width of the area you want to tile.
- 2
Enter tile size
Enter the dimensions of your tiles in inches.
- 3
Add waste factor
Include 10-15% extra for cuts and breakage.
Frequently Asked Questions
How much extra tile should I buy?
10% extra is standard for simple layouts. Add 15-20% for diagonal patterns or complex rooms.
What is the most common tile size?
12x12 inches is most common for floors. 12x24 and 6x6 are also popular choices.
How many tiles come in a box?
Most boxes contain 10-15 tiles, but this varies by manufacturer and tile size.