How many square kilometers are in 1 square meter?

1 square meter equals 0.000001 km².

How do I convert square kilometers back to square meters?

Use the reverse converter: 1 square kilometer equals 1000000 m².

Yes. It uses the exact SI/NIST definitions of each unit and shows up to 6 significant digits.

To convert square meters to square kilometers, multiply the value by 0.000001.

km² = m² × 0.000001

40 m² × 0.000001 = 0.00004 km²

Square Meter (m²): The SI unit of area, used for property and floor space in most countries.
Square Kilometer (km²): Used for the area of countries, cities and lakes. Equal to one million square metres.

How do I convert square meters to square kilometers?: To convert square meters to square kilometers, multiply the value by 0.000001.
How many square kilometers are in 1 square meter?: 1 square meter equals 0.000001 km².
How many square kilometers are in 10 square meters?: 10 m² equals 0.00001 km².
How do I convert square kilometers back to square meters?: Use the reverse converter: 1 square kilometer equals 1000000 m².
Is this converter accurate?: Yes. It uses the exact SI/NIST definitions of each unit and shows up to 6 significant digits.