Square kilometres to Square metres Converter
Convert square kilometres (km²) to square metres (m²) instantly. Area conversions are everyday maths in Singapore property: HDB flats are listed in square metres while condo listings and PSF prices use square feet.
Result
- Square metres
- 1,000,000 m²
How to use the square kilometres to square metres converter
- Enter the square kilometres (km²).
- The results update as you type, or press Calculate.
- Read the square metres first, then the supporting figures below it.
Formula
Square metres = square kilometres × 1,000,000
Worked example
For example, with these inputs:
- Square kilometres (km²): 1
the calculator returns:
- Square metres: 1,000,000 m²
Square kilometres to Square metres table
| Square kilometres | Square metres |
|---|---|
| 1 km² | 1,000,000 m² |
| 2 km² | 2,000,000 m² |
| 5 km² | 5,000,000 m² |
| 10 km² | 10,000,000 m² |
| 20 km² | 20,000,000 m² |
| 25 km² | 25,000,000 m² |
| 50 km² | 50,000,000 m² |
| 100 km² | 100,000,000 m² |
| 250 km² | 250,000,000 m² |
| 500 km² | 500,000,000 m² |
| 1,000 km² | 1,000,000,000 m² |
About this conversion
Area conversions are everyday maths in Singapore property: HDB flats are listed in square metres while condo listings and PSF prices use square feet.
A conversion table is handy for common values, but a calculator is faster and avoids interpolation errors for anything in between.
Unit conversion is simply multiplication by a fixed ratio. The ratio between two units of the same quantity never changes, so once you know it you can convert any value in either direction.
Frequently asked questions
How many square metres are in one square kilometre?
1 km² = 1,000,000 m².
How do I convert km² to m²?
Square metres = square kilometres × 1,000,000.