Square feet to Square kilometers
1 ft² ≈ 9.29 × 10⁻⁸ km². Edit either value to convert instantly.
Conversion formula
km² = ft² × (0.09290304) × (0.000001)1 ft² ≈ 9.2903 × 10⁻⁸ km²
square foot (ft²)
One square foot equals exactly 0.09290304 m².
Source: NIST — Revised Unit Conversion Factors for the international foot
square kilometer (km²)
One square kilometer equals exactly 1,000,000 m².
Source: BIPM SI Brochure, 9th edition — SI prefixes and accepted non-SI units
Conversion table
| ft² | km² |
|---|---|
| ≈ 9.2903 × 10⁻⁸ | |
| ≈ 1.85806 × 10⁻⁷ | |
| ≈ 4.64515 × 10⁻⁷ | |
| ≈ 9.2903 × 10⁻⁷ | |
| ≈ 0.00000139355 | |
| ≈ 0.00000185806 | |
| ≈ 0.00000232258 | |
| ≈ 0.00000278709 | |
| ≈ 0.00000371612 | |
| ≈ 0.00000418064 |
| ft² | km² |
|---|---|
| ≈ 0.00000464515 | |
| ≈ 0.00000557418 | |
| ≈ 0.00000650321 | |
| ≈ 0.00000743224 | |
| ≈ 0.00000836127 | |
| ≈ 0.0000092903 | |
| ≈ 0.0000139355 | |
| ≈ 0.0000148645 | |
| ≈ 0.0000157935 | |
| ≈ 0.0000167225 |
Frequently asked questions
How many square kilometers are in 1 square foot?
1 ft² ≈ 9.29 × 10⁻⁸ km². km² = ft² × (0.09290304) × (0.000001)
How do I convert ft² to km²?
km² = ft² × (0.09290304) × (0.000001)
Is 1 square foot bigger than 1 square kilometer?
1 ft² ≈ 9.29 × 10⁻⁸ km².
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