Tile · 12×12 room
How much tile do I need for a 12×12 room?
159 tiles
A 12×12 room is 144 square feet. You need about 159 tiles. That uses standard defaults (tile size 12 × 12", waste 10%, box coverage 15); adjust them below.
Full material list for a 12×12 room
- Tiles needed
- 159 tiles
- Boxes
- 11 boxes
- Area
- 144 SF (159 SF with waste)
- Thinset (50 lb bags)
- 2 bags
- Grout
- 10.9 lb (1 × 25 lb bag)
By tile size
| Tile size | Tiles needed |
|---|---|
| 12 × 12" | 159 tiles |
| 12 × 24" | 80 tiles |
| 6 × 24" plank | 159 tiles |
| 24 × 24" | 40 tiles |
| 3 × 6" subway | 1,268 tiles |
Adjust for your room
Inputs
Estimated materials
- Tiles needed
- 159 tiles
- Boxes
- 11 boxes
- Area
- 144 SF (159 SF with waste)
- Thinset (50 lb bags)
- 2 bags
- Grout
- 10.9 lb (1 × 25 lb bag)
Thinset assumes a 1/4" notch for small tile and a 1/2" notch for large-format (15"+). Grout is a joint-volume estimate — check your grout's coverage chart. Use 15% waste for diagonal or patterned layouts. Estimate — verify before ordering.
Frequently asked
- How many square feet is a 12×12 room?
- 12 ft × 12 ft = 144 square feet of floor area.
- How much tile do I need for a 12×12 room?
- A 12×12 room is 144 square feet. You need about 159 tiles.
- How do I calculate how many tiles I need?
- Find the area in square feet, add 10% waste (15% for diagonal or patterned layouts), then divide by the area of one tile in square feet. A 12×12 tile is 1 SF; a 12×24 is 2 SF.
- How much thinset do I need?
- A 50 lb bag covers roughly 90 SF with a 1/4" square notch trowel, but only about 40–50 SF with the 1/2" notch large-format tile needs.
Doing more than one room?
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