Tile Calculator
Professional tile estimation for contractors & DIY homeowners
📊 Your Tile Calculation Results
⚠️ Pro Installation Tip
Always purchase 10-15% extra tiles for cuts, breakage, and future repairs. Store leftover tiles in a labeled box for future maintenance. Different dye lots may have slight color variations.
📋 Tile Calculator Cheat Sheet
Standard Tile Coverage
| Tile Size | Tiles per Sq Ft | 100 Sq Ft Coverage | Common Use |
|---|---|---|---|
| 6″ × 6″ | 4 tiles | 400 tiles | Mosaic, backsplash |
| 12″ × 12″ | 1 tile | 100 tiles | Standard floor |
| 18″ × 18″ | 0.44 tiles | 44 tiles | Large format |
| 24″ × 24″ | 0.25 tiles | 25 tiles | Commercial floors |
| 12″ × 24″ | 0.5 tiles | 50 tiles | Subway pattern |
📐 Calculation Formula:
Tiles Needed = (Room Area ÷ Tile Area) × Waste Factor
Where: Room Area = (Length in inches × Width in inches) ÷ 144
Tile Area = (Tile Length × Tile Width) ÷ 144
🔄 Conversion Reference Table
| Measurement | Imperial | Metric Equivalent |
|---|---|---|
| 1 square foot | 144 sq inches | 0.0929 sq meters |
| 1 foot | 12 inches | 30.48 cm |
| 1 square yard | 9 sq feet | 0.836 sq meters |
| Common US tile sizes | 12″, 18″, 24″ | 30.5cm, 45.7cm, 61cm |
⚠️ Important Reminder:
US construction industry primarily uses Imperial measurements. Always verify if your tile supplier uses US or metric sizing for imported tiles.
💡 Pro Installation Tips
🎯 Pro Tip #1: Layout Planning
Always dry-lay tiles before installation. Start from the center of the room and work outward to ensure equal cuts on both sides. For diagonal layouts, add 20-25% waste factor.
📦 Pro Tip #2: Material Purchasing
Purchase all tiles from the same dye lot (check batch numbers). Buy 10-15% extra for future repairs. Store leftover tiles in original boxes with batch labels.
⚡ Pro Tip #3: Subfloor Preparation
For floor tiles, ensure subfloor deflection is less than L/360. Use cement backer board for wet areas. Allow for 1/8″ expansion joints around perimeter.