Square Footage Calculator
Calculate square footage of a room or area from length and width measurements.
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Square Footage
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Square Meters
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Acres
Recent Calculations
What Is Square Footage?
Square footage measures the area of a space. It's used for real estate, flooring, painting, and construction estimates.
Formula
Area = Length × WidthExample
A 20' × 15' room is 300 square feet.
Frequently Asked Questions
How do I calculate irregular rooms?
Break the room into rectangles, calculate each, and add them together.
How do I convert to square meters?
Multiply square feet by 0.0929. 300 sq ft = 27.87 sq m.