Square metres to Square kilometres Converter
Convert square metre to square kilometre instantly. Type a value below — the result updates as you type.
When you need to convert square metre to square kilometre
Area conversions are essential when buying land, ordering flooring, turf or paint, or comparing property listings that quote space in different units across regions.
Typical values: 0.5 m² is about 5e-07 km², and 100 m² works out to roughly 0.0001 km². Because the ratio is fixed at 1e-06, you can scale any amount linearly — doubling the square metres doubles the square kilometres.
Estate agents, builders and gardeners each favour different area units, so a quick conversion keeps quotes and material orders consistent.
How to convert square metre to square kilometre
One square metre equals 1e-06 square kilometres. To convert, multiply the number of square metres by 1e-06:
square kilometres = square metres × 1e-06
For example, 10 square metres × 1e-06 = 1e-05 square kilometres.
Square metres to square kilometres conversion table
| Area (m²) | Square kilometres (km²) |
|---|---|
| 1 m² | 1e-06 km² |
| 2 m² | 2e-06 km² |
| 3 m² | 3e-06 km² |
| 5 m² | 5e-06 km² |
| 10 m² | 1e-05 km² |
| 20 m² | 2e-05 km² |
| 50 m² | 5e-05 km² |
| 100 m² | 0.0001 km² |
FAQ
How many square kilometres are in a square metre?
One square metre = 1e-06 square kilometres.
How do I convert square kilometres back to square metres?
Divide by 1e-06, or use the square kilometres to square metres converter.