Square Foot to Square Kilometer
Convert ft² to km² 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 Square Kilometer (km²)
The Square Kilometer is equal to one million square meters, used for city, country, and large land-area measurements.
How to convert ft² to km²
- Enter the value in ft² in the box above.
- The km² equivalent updates instantly.
- Use the swap button to convert km² back to ft² just as easily.