Flooring & Wall Tile Calculator
Joint Width & Diagonal Offsets Adjustment
Calculated Tile Output
Area Specification
Calculated Area
Individual Tile Size
Recommended Buy
Total Target Surface Area
120 ft²
Single Tile Coverage
1.02 ft² (with grout)
Exact Tiles Needed
118 Tiles
Required Tiles (+Waste)
130 Tiles
Box Count Optimization: Buy 9 Full Boxes (135 tiles total)
✔ FLUID TILES
Mathematical Tile Layout Equations
This flooring tile calculator adjusts the nominal size of the tile by adding the grout joint width on both dimensions before dividing the overall floor dimensions:
Geometric Placement Formula:
Tile Area (Sq In) = (Tile Width + Grout Joint) × (Tile Length + Grout Joint)
Tile Area (Sq Ft) = Tile Area (Sq In) ÷ 144
Exact Tiles Required = Room Area (Sq Ft) ÷ Tile Area (Sq Ft)
Recommended Purchase = Ceil( Exact Tiles × (1 + Waste%) )
Tile Area (Sq In) = (Tile Width + Grout Joint) × (Tile Length + Grout Joint)
Tile Area (Sq Ft) = Tile Area (Sq In) ÷ 144
Exact Tiles Required = Room Area (Sq Ft) ÷ Tile Area (Sq Ft)
Recommended Purchase = Ceil( Exact Tiles × (1 + Waste%) )
Standard Interior Tiling Standards
| Layout Configuration | Recommended Waste Factor | Standard Grout Width | Primary Aesthetic |
|---|---|---|---|
| Straight Grid (Jack-on-Jack) | 10% standard | 1/8 inch | Clean, modern symmetric grid. Minimal cuts. |
| Diagonal Grid (Point-to-Point) | 15% high | 1/16 to 1/8 inch | Increases room scale visual perception. High cuts. |
| Subway Offset (Running Bond) | 10% - 12% | 1/16 inch | Classic staggered alignment. Highly popular in kitchens. |
| Herringbone Pattern | 15% - 20% | 1/8 inch | High-complexity luxury borders. Maximum cutting waste. |