Convert Square meters to square kilometers

1 square meter = 0.000001 square kilometers · km² = m² ÷ 1,000,000

m²
Square kilometers
0.000001km²

1 square meter = 0.000001 square kilometers

When you need this conversion

This conversion goes from square meters, the standard area unit for property worldwide, 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 meters to square kilometers conversion table

Conversion table from square meters to square kilometers
Square meters (m²)Square kilometers (km²)
1 m²0.000001 km²
2 m²0.000002 km²
3 m²0.000003 km²
5 m²0.000005 km²
10 m²0.00001 km²
15 m²0.000015 km²
20 m²0.00002 km²
25 m²0.000025 km²
50 m²0.00005 km²
75 m²0.000075 km²
100 m²0.0001 km²
250 m²0.00025 km²
500 m²0.0005 km²
1,000 m²0.001 km²

The formula

km² = m² ÷ 1,000,000

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 meters →

Related area conversions

All area conversions →

Frequently asked questions

How many square kilometers are in a square meter?
There are 0.000001 square kilometers in 1 square meter. The formula is km² = m² ÷ 1,000,000.
How do you convert square meters to square kilometers?
Use the formula km² = m² ÷ 1,000,000. For example, 10 square meters equals 0.00001 square kilometers.
Is the square meters to square kilometers conversion exact?
Yes. Square meters and square kilometers are both units of area, related by an exact defined factor. Displayed results are rounded for readability.
What is m² short for?
m² is the standard symbol for square meter. km² is the symbol for square kilometer.