Tile Calculator

Calculate the number of tiles needed from room and tile dimensions.

Room Dimensions
Tile Size

How It Works

Enter room dimensions and tile size. The calculator divides room area by tile area and adds 10% for cuts and waste.

Formula

Tiles = (Room Area / Tile Area) × 1.10 (10% waste)

Frequently Asked Questions

How many tiles do I need for a 12×12 room?

A 12×12 ft room = 144 sq ft. With 12×12 inch tiles (1 sq ft each), you need 144 × 1.10 = 159 tiles.

Why do I need extra tiles?

10% extra covers cuts at walls, broken tiles, and future replacements.