Convert Square feet to square kilometers

1 square foot = 0.000000093 square kilometers · km² = ft² ÷ 10,763,910.42

ft²
Square kilometers
0.000000093km²

1 square foot = 0.000000093 square kilometers

When you need this conversion

This conversion goes from square feet, the standard US unit for property and flooring, to square kilometers, used for cities, parks, and regions. Both measure the same physical quantity, so the conversion is exact — the difference is which unit your source, tool, or region happens to use.

Square feet to square kilometers conversion table

Conversion table from square feet to square kilometers
Square feet (ft²)Square kilometers (km²)
1 ft²0.000000093 km²
2 ft²0.000000186 km²
3 ft²0.000000279 km²
5 ft²0.000000465 km²
10 ft²0.000000929 km²
15 ft²0.000001394 km²
20 ft²0.000001858 km²
25 ft²0.000002323 km²
50 ft²0.000004645 km²
75 ft²0.000006968 km²
100 ft²0.00000929 km²
250 ft²0.000023226 km²
500 ft²0.000046452 km²
1,000 ft²0.000092903 km²

The formula

km² = ft² ÷ 10,763,910.42

Because both units measure area, the conversion is a single multiplication by a fixed factor. That factor never changes, so the result is exact.

Convert the other way

Square kilometers to square feet →

Related area conversions

All area conversions →

Frequently asked questions

How many square kilometers are in a square foot?
There are 0.000000093 square kilometers in 1 square foot. The formula is km² = ft² ÷ 10,763,910.42.
How do you convert square feet to square kilometers?
Use the formula km² = ft² ÷ 10,763,910.42. For example, 10 square feet equals 0.000000929 square kilometers.
Is the square feet to square kilometers conversion exact?
Yes. Square feet and square kilometers are both units of area, related by an exact defined factor. Displayed results are rounded for readability.
What is ft² short for?
ft² is the standard symbol for square foot (also written as sq ft). km² is the symbol for square kilometer.