AREA CONVERSION
Square meter to Square kilometer.
Convert square meter (m²) to square kilometer (km²), with the math explained.
1 m² = 0.000001 km²
THE MATH, MADE SIMPLE
How to convert square meter to square kilometer
Multiply your square meter value by 0.000001 to get the equivalent in square kilometer. Both units are normalized through the square meter.
km² = m² × 0.00000110 m² = 0.00001 km²
Result rounded to 12 significant digits. Change the precision in the calculator to suit your task.QUICK REFERENCE
m² to km² conversion table
| Square meter (m²) | Square kilometer (km²) |
|---|---|
| 1 m² | 0.000001 km² |
| 2 m² | 0.000002 km² |
| 5 m² | 0.000005 km² |
| 10 m² | 0.00001 km² |
| 20 m² | 0.00002 km² |
| 50 m² | 0.00005 km² |
| 100 m² | 0.0001 km² |
| 500 m² | 0.0005 km² |
| 1,000 m² | 0.001 km² |
About the square meter
The square meter (m²) is a unit of area. One square meter equals 1 square meter (base unit) in this calculator.
All square meter conversionsAbout the square kilometer
The square kilometer (km²) is a unit of area. One square kilometer equals 1,000,000 square meter (base unit) in this calculator.
All square kilometer conversionsCommon questions
What is 1 m² in km²?
One square meter equals 0.000001 km². Use the formula above for other values.
Why might another calculator show a different last digit?
Calculators may round at different stages or use different unit conventions. We keep full JavaScript numeric precision during calculation and round only for display. Choose up to 15 significant digits. Check US versus UK units and the notes for this category.
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