Square Foot to Acre
Convert ft² to ac instantly — free, no sign-up.
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About the Square Foot (ft²)
The Square Foot is the standard unit for real estate listings and room sizes in the US.
About the Acre (ac)
The Acre is historically the area a yoke of oxen could plow in a day, still the standard for land and farmland in the US and UK.
How to convert ft² to ac
- Enter the value in ft² in the box above.
- The ac equivalent updates instantly.
- Use the swap button to convert ac back to ft² just as easily.