Home & DIY

Tile Calculator Guide: How to Measure Square Footage & Waste Buffer

Tiling a bathroom, kitchen, or patio requires precise square footage measurements. Because tiles must be cut to fit corners, edges, and plumbing fixtures, ordering only the exact room area will leave you short.

Why Is a Waste Factor Essential?

Professional tile setters always add a waste buffer to account for broken tiles, miscuts, pattern matching, and future repairs. Standard waste factors:

  • Straight Layout (Grid): 10% waste buffer
  • Diagonal or Herringbone Layout: 15% waste buffer

Calculate exact tile counts and box quantities for your project:

Launch Tile Calculator →