Square Feet To Linear Feet Calculator
Convert square footage to linear feet for materials of a given width. Perfect for flooring, decking, and lumber estimation.
Published by:
isCalculator Editorial Team
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How to use this tool?
Follow these steps to convert square feet to linear feet:
- Enter Square Feet – Type the total area in square feet (e.g., 500) into the first input field. Must be zero or a positive number.
- Enter Width in Inches – Type the width of the material or board in inches (e.g., 6) into the second field. Must be greater than zero.
- Click "Calculate Linear Feet" – Press the blue button or hit Enter on your keyboard.
- Read the Result – The output shows the linear feet value rounded to two decimals. The formula used is displayed below for reference.
Note: This calculator works only in imperial units (square feet and inches). The formula is: Linear Feet = Square Feet ÷ (Width in inches ÷ 12).
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Frequently Asked Questions
Linear Feet = Square Feet / (Width in inches / 12). Divide the width in inches by 12 to convert to feet, then divide the total square footage by that number.
Yes, as long as you know the width in inches. Common uses include flooring planks, decking boards, and lumber.
Width must be greater than 0. The calculator will show an error message.