Tile Calculator
Estimate how many tiles you need to cover any floor, wall, or surface — gap & cost included.
Tile Size
Area to Cover
Gap / Grout Size
Box Size (optional — for ordering boxes)
Tiles Needed
0 tiles
Area to Cover
0 ft²
Tile Area (with gap)
0 ft²
What Is a Tile Calculator?
A Tile Calculator is an online estimation tool that calculates the number of tiles required for a flooring or wall tiling project based on the project’s length, width, tile size, and grout spacing.
Instead of performing manual calculations, the calculator instantly estimates:
- Total project area
- Number of tiles required
- Tile coverage
- Waste allowance
- Boxes of tiles (if applicable)
- Total installation area
It is widely used by:
- Homeowners
- Flooring Contractors
- Tile Installers
- Interior Designers
- Builders
- Renovation Professionals
- DIY Users
How to Use the Tile Calculator
Using the calculator is simple.
Step 1
Enter the project length.
Step 2
Enter the project width.
Step 3
Select the tile dimensions.
Step 4
Enter the grout joint width (optional).
Step 5
Choose the waste percentage (recommended 5–15%).
Step 6
Click Calculate.
The calculator instantly displays:
- Total floor or wall area
- Number of tiles required
- Extra tiles for waste
- Total tiles to purchase
- Estimated tile boxes (if applicable)
Tile Area Calculator
Before purchasing tiles, it’s important to determine the total area that needs to be covered.
Our Tile Calculator automatically converts measurements into:
- Square Feet (ft²)
- Square Meters (m²)
- Square Yards (yd²)
This flexibility makes it suitable for both residential and commercial projects using imperial or metric measurement systems.
Floor Tile Calculator
Flooring projects require accurate tile estimates to minimize waste and avoid unnecessary expenses.
Use this calculator for:
Living Rooms
Bedrooms
Kitchens
Bathrooms
Hallways
Garages
Basements
Commercial Flooring
By entering the room dimensions and tile size, you can quickly estimate the number of floor tiles required.
Wall Tile Calculator
Wall tiles are commonly used in kitchens, bathrooms, laundry rooms, and decorative feature walls.
Calculate tiles for:
Kitchen Backsplashes
Shower Walls
Bathroom Walls
Accent Walls
Fireplace Surrounds
Laundry Rooms
The calculator estimates the total tiles needed while accounting for grout spacing and waste.
Tile Coverage Calculator
Tile coverage depends on several important factors.
These include:
- Room length and width
- Tile dimensions
- Grout joint size
- Pattern layout
- Tile orientation
- Waste percentage
- Obstacles such as doors and windows
- Cutting around corners and fixtures
Understanding these factors helps produce more accurate material estimates before purchasing tiles.
Tile Box Calculator
Tiles are often sold by the box rather than individually.
Our calculator estimates:
- Total boxes required
- Tiles per box
- Total coverage per box
- Additional boxes for waste allowance
This helps you purchase the correct quantity from your local tile supplier.
How to Calculate Tile Quantity
The calculator follows a simple calculation process.
Calculate the project area.
Area = Length × Width
Calculate the area covered by one tile.
Tile Area = Tile Length × Tile Width
Divide the project area by the tile area.
Tiles Required = Total Area ÷ Tile Area
Add the selected waste percentage.
The Tile Calculator performs these calculations automatically and provides accurate estimates in seconds.
Why Use Our Tile Calculator?
Accurate tile estimation is one of the most important steps before starting any flooring or wall installation project.
Ordering too few tiles can delay installation, while purchasing too many increases costs and unnecessary waste.
Our Tile Calculator provides fast, reliable estimates based on your project dimensions, tile size, and waste allowance, making planning easier for both small home renovations and large commercial installations.
Benefits
- Instantly calculates tile quantity
- Estimates total project area
- Calculates waste allowance
- Supports floor and wall tile projects
- Estimates tile boxes required
- Works with square feet, square yards, and square meters
- Suitable for ceramic, porcelain, stone, glass, and vinyl tiles
- Reduces material waste
- Improves project budgeting
- Saves time on manual calculations
- Supports imperial and metric units
- Free and easy to use on any device
Frequently Asked Questions
How do I calculate how many tiles I need?
Multiply the length by the width of the area to determine the total surface area. Then divide that figure by the area covered by a single tile and add a 5–15% waste allowance for cuts and breakage. A Tile Calculator performs these calculations automatically for faster and more accurate results.
How much extra tile should I buy?
For most installations, purchasing 5–10% extra tiles is recommended for straight layouts. For diagonal, herringbone, or other complex patterns, 10–15% extra helps cover cuts, breakage, and future repairs.
Can I use a Tile Calculator for both floors and walls?
Yes. A Tile Calculator works for flooring, bathroom walls, kitchen backsplashes, shower walls, patios, fireplaces, and commercial spaces. Simply enter the dimensions of the area and the tile size to receive an accurate estimate.
Does the Tile Calculator support different tile sizes and measurement units?
Yes. The calculator supports multiple tile sizes and both imperial and metric units, including square feet, square yards, square meters, inches, centimeters, and millimeters, making it suitable for users in the United States and worldwide.
Why should I use an online Tile Calculator?
An online Tile Calculator saves time, improves accuracy, reduces material waste, helps estimate project costs, and ensures you purchase the correct number of tiles before starting your installation. It is an essential planning tool for homeowners, contractors, builders, and DIY renovators.
Conclusion
Accurate tile estimation is the foundation of every successful tiling project. Our Tile Calculator helps homeowners, contractors, interior designers, and builders calculate the exact number of tiles needed for floors, walls, backsplashes, patios, bathrooms, kitchens, and commercial spaces. By estimating tile quantity, coverage area, waste allowance, and tile boxes before purchasing materials, you can reduce waste, stay within budget, and complete your project with greater efficiency and confidence.