How many 24" tiles for a 10×12 room?

33 tiles (4 boxes). Room area with 10% waste: 132 sq ft. Tile size: 24"×24". 10 tiles per box

Answer

33 tiles (4 boxes)

Room area with 10% waste: 132 sq ftTile size: 24"×24"10 tiles per box

Need a custom calculation?

Open the full calculator with custom inputs

How We Calculated This

Tiles = ceil((L × W × 1.10) / tile area)

Area = 10 × 12 = 120 sq ft. With 10% waste = 132 sq ft. Each 24" tile = 4.00 sq ft. Tiles = 33.

Calculated using verified formulas. Last updated March 2026.