🟦 Backsplash Calculator
Wall size and tile
Wall length
Wall height
…or area directly
Openings to subtract
(windows and doors only — outlets are inside the waste allowance)
Tile or sheet size
3 × 6 in subway tile
4 × 4 in tile
6 × 6 in tile
12 × 12 in tile
2 × 2 in mosaic on a 12 × 12 in sheet
1 × 1 in mosaic on a 12 × 12 in sheet
Custom size…
Coverage per box
Tile width
Tile length
Waste allowance (%)
(extra for cuts, spills and uneven ground — 10% is the usual rule)
Calculate tiles
Calculator by
CalcCoverage
— free DIY & home-improvement calculators