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Square Feet to Square Kilometers Converter

Quickly convert any value in square feet (ft²) to square kilometers (km²). Results update as you type. Your input never leaves your browser.

Converter

0.00000009

1 ft² = 0.00000009 km²

Common Conversions

FromValueToResult
Square Meters1Square Feet10.7639 ft²
Hectares1Acres2.4711 ac
Acres1Square Meters4,046.86 m²
Square Kilometers1Square Miles0.386102 mi²
Square Feet1Square Meters0.092903 m²
Square Yards1Square Meters0.836127 m²
Square Miles1Acres640 ac
Hectares1Square Meters10,000 m²

Square Feet to Square Kilometers: Formula

To convert square feet (ft²) to square kilometers (km²), multiply by 0.00000009.

Or in words: 1 ft² = 0.00000009 km².

Square Feet to Square Kilometers: Examples

Square FeetSquare Kilometers
1 ft²0.00000009 km²
2 ft²0.00000019 km²
5 ft²0.00000046 km²
10 ft²0.00000093 km²
25 ft²0.00000232 km²
50 ft²0.00000465 km²
100 ft²0.00000929 km²
500 ft²0.00004645 km²
1,000 ft²0.0000929 km²

Related conversions

Square Kilometers to Square FeetSquare Meters to Square KilometersSquare Meters to Square FeetSquare Kilometers to Square MetersSquare Kilometers to Square CentimetersSquare Kilometers to HectaresSquare Kilometers to Square InchesAll area converter units →

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Frequently Asked Questions

  • Multiply the value in square feet by 0.00000009 to get square kilometers. For example, 1 ft² equals 0.00000009 km². The converter above does this automatically as you type.