Square Footage Calculator
Calculate the area in square feet of any rectangular or square space. Useful for flooring, painting, or landscaping projects.
Published by:
isCalculator Editorial Team
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How to use this tool?
How to Use the Square Footage Calculator
- Enter Length: Type the length of the area in feet (e.g., 12.5). Use decimal numbers if needed.
- Enter Width: Type the width in feet (e.g., 10.2).
- Calculate: Click the "Calculate Square Footage" button or press Enter on your keyboard.
- View Result: The area in square feet (sq ft) appears below, along with the formula used.
Note: Both inputs must be positive numbers. If invalid, a red error message will show. The result is rounded to two decimal places.
Previous Results
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Frequently Asked Questions
Multiply the length by the width of the space. Both measurements must be in feet.
This calculator is designed for rectangular or square shapes. For irregular shapes, divide the area into rectangles and calculate each separately.
All inputs and outputs are in feet and square feet respectively.
