How to convert square feet to square kilometers
km² = ft² × 9.290304e-8
One square foot equals 9.290304e-8 km², so multiply the value in square feet by 9.290304e-8. Example: 10 ft² = 0.000000929 km².
The acre is exactly 4,046.8564224 m² and the hectare exactly 10,000 m². Marla and kanal vary by region: this converter uses the widely used 272.25 ft² marla (20 marla = 1 kanal). Some districts in Pakistan use a 225 ft² marla, so confirm the local standard for property deals.
Square feet to square kilometers conversion table
| Square feet (ft²) | Square kilometers (km²) |
|---|---|
| 1 ft² | 9.290304e-8 km² |
| 2 ft² | 0.0000001858 km² |
| 3 ft² | 0.0000002787 km² |
| 5 ft² | 0.0000004645 km² |
| 10 ft² | 0.000000929 km² |
| 15 ft² | 0.0000013935 km² |
| 20 ft² | 0.0000018581 km² |
| 25 ft² | 0.0000023226 km² |
| 50 ft² | 0.0000046452 km² |
| 75 ft² | 0.0000069677 km² |
| 100 ft² | 0.0000092903 km² |
| 250 ft² | 0.0000232258 km² |
| 500 ft² | 0.0000464515 km² |
| 1,000 ft² | 0.000092903 km² |
More area conversions
Square kilometers to square feet Square meters to square feetSquare kilometers to square metersSquare kilometers to square feetSquare kilometers to square yardsSquare kilometers to acresSquare kilometers to hectaresSquare feet to square metersSquare feet to square yardsSquare feet to acresSquare feet to hectaresSquare yards to square feetAcres to square feet All area units