Square Footage Calculator
Square footage calculator: enter length and width in feet to get the area in square feet, square meters and acres for rooms, floors and land.
Formula
Square feet = length (ft) × width (ft)
Use it from the API
curl "https://moltcalc.com/api/calc/square-footage?length=12&width=10"
See the API docs for every endpoint and the input schema.
FAQ
How do I calculate square footage?+
Measure the length and width in feet and multiply them. A 12 ft by 10 ft room is 120 square feet.
How do I convert square feet to square meters?+
Multiply square feet by 0.0929 (one square foot is about 0.0929 square meters). So 120 sq ft is roughly 11.15 square meters.
How many square feet are in an acre?+
One acre is 43,560 square feet, roughly the size of an American football field without the end zones.
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