Tile Calculator - Free Online Tile Area Calculator

Calculate the exact number of tiles needed for your flooring, wall, or backsplash project. Get accurate estimates with our professional tile calculator including wastage allowance and cost estimation.

Tile Calculator

Enter the length of the area to be tiled
Enter the width of the area to be tiled
Length of a single tile
Width of a single tile
All dimensions should be in the same unit
Recommended: 10-15% for standard layouts
Enter to calculate total cost
Typical range: 1-6mm for wall tiles, 3-10mm for floor tiles

How to Use the Tile Calculator

Our tile calculator makes it easy to determine exactly how many tiles you need for your project. Follow these simple steps:

  1. Measure Your Area: Enter the length and width of the surface you want to tile
  2. Enter Tile Dimensions: Input the size of the individual tiles you plan to use
  3. Select Units: Choose your preferred measurement unit (feet, inches, meters, etc.)
  4. Set Wastage: Add 10-15% for standard installations, more for complex patterns
  5. Optional Cost: Enter the price per tile to get a total cost estimate
  6. Calculate: Click the calculate button to get your results instantly

Pro Tips for Accurate Measurements

  • Always measure twice to ensure accuracy
  • For irregular spaces, break them into rectangles and calculate separately
  • Account for doorways and other openings by subtracting their area
  • Consider the tile layout pattern when determining wastage
  • Order 5-10% extra tiles for future repairs

Formula Used

Our tile calculator uses the following mathematical formulas to provide accurate results:

Basic Calculations

Total Area = Length × Width
Tile Area = Tile Length × Tile Width
Tiles Needed = Total Area ÷ Tile Area
Tiles with Wastage = Tiles Needed × (1 + Wastage%)

Advanced Calculations

For more precise calculations, our calculator also considers:

  • Grout Lines: Adjusts effective tile area based on grout width
  • Pattern Layout: Accounts for different tile laying patterns
  • Edge Cuts: Considers partial tiles at edges
  • Room Shape: Handles irregular spaces and obstacles

Use Cases & Applications

This tile calculator is perfect for various tiling projects:

Residential Projects

  • Kitchen Backsplashes: Calculate subway tiles, mosaic tiles, or decorative patterns
  • Bathroom Floors: Estimate ceramic, porcelain, or natural stone tiles
  • Living Room Floors: Plan large format tiles or wood-look planks
  • Shower Walls: Calculate wall tiles with precise measurements
  • Outdoor Patios: Estimate weather-resistant tiles for outdoor spaces

Commercial Applications

  • Office Buildings: Calculate tiles for lobbies and common areas
  • Retail Spaces: Estimate flooring for stores and showrooms
  • Restaurants: Plan kitchen and dining area tiling
  • Hotels: Calculate tiles for multiple rooms and common spaces

Professional Use

  • Contractors: Quick estimates for project bidding
  • Interior Designers: Material planning and client presentations
  • Architects: Specification development and cost analysis
  • DIY Enthusiasts: Home improvement project planning

Calculation Examples

Example 1: Kitchen Backsplash

Project: 4 feet × 2 feet kitchen backsplash with 3" × 6" subway tiles

  • Total Area: 4 ft × 2 ft = 8 sq ft
  • Tile Size: 3" × 6" = 0.25 ft × 0.5 ft = 0.125 sq ft per tile
  • Tiles Needed: 8 ÷ 0.125 = 64 tiles
  • With 15% Wastage: 64 × 1.15 = 74 tiles

Example 2: Bathroom Floor

Project: 8 feet × 10 feet bathroom with 12" × 12" ceramic tiles

  • Total Area: 8 ft × 10 ft = 80 sq ft
  • Tile Size: 12" × 12" = 1 ft × 1 ft = 1 sq ft per tile
  • Tiles Needed: 80 ÷ 1 = 80 tiles
  • With 10% Wastage: 80 × 1.10 = 88 tiles

Example 3: Large Format Living Room

Project: 20 feet × 15 feet living room with 24" × 24" porcelain tiles

  • Total Area: 20 ft × 15 ft = 300 sq ft
  • Tile Size: 24" × 24" = 2 ft × 2 ft = 4 sq ft per tile
  • Tiles Needed: 300 ÷ 4 = 75 tiles
  • With 10% Wastage: 75 × 1.10 = 83 tiles

Frequently Asked Questions

How do I calculate how many tiles I need?
To calculate tiles needed: 1) Measure the total area (length × width), 2) Calculate the area of one tile, 3) Divide total area by tile area, 4) Add 10-15% for wastage and cuts. Our calculator does all this automatically for you.
What percentage should I add for tile wastage?
Add 10-15% for standard straight installations, 15-20% for diagonal or brick patterns, and 20-25% for herringbone or other complex layouts. Always round up to the nearest full tile.
Can this calculator work for different tile sizes?
Yes, our calculator works with any tile size from small mosaics to large format tiles. Simply enter the dimensions of your specific tiles, and it will calculate the exact quantity needed.
How do I measure irregular spaces?
For irregular spaces, break them down into rectangles, calculate each section separately, then add the totals together. Subtract the area of doorways, built-ins, or other obstacles that won't be tiled.
Should I consider grout lines in my calculations?
For most projects, the standard wastage percentage accounts for grout lines. However, for very precise calculations or unusual grout widths, you may want to factor in the grout line spacing, which our advanced calculator can do.
How many extra tiles should I order?
Beyond the calculated amount with wastage, order an additional 5-10% for future repairs. Tile lots can vary in color and texture, so having extras from the same batch is important for matching repairs.