Convert Square Kilometer to Square Meter
Use this free converter to change square kilometers (km²) into square meters (m²). Square kilometer and square meter both measure area. As a quick reference, 1 km² equals 1000000 m², and 1 m² equals 0.000001 km².
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Square Meter (m²)
1000000
1 km² = 1000000 m²
Area conversion table
| Square Kilometer | Square Meter |
|---|---|
| 0.01 | 10000 |
| 0.1 | 100000 |
| 0.5 | 500000 |
| 1 | 1000000 |
| 2 | 2000000 |
| 3 | 3000000 |
| 5 | 5000000 |
| 10 | 10000000 |
| 20 | 20000000 |
| 25 | 25000000 |
| 50 | 50000000 |
| 100 | 100000000 |
| 1,000 | 1000000000 |
How to convert Square Kilometer to Square Meter
Multiply the square kilometer value by 1000000 to get square meters.
- Enter the number of square kilometers you want to convert.
- The converter instantly shows the equivalent value in square meters.
- Worked example: 15 km² × 1000000 = 15000000 m².
- Use the swap button to reverse the conversion (square meter to square kilometer).
About these units
Square Kilometer (km²)
- Definition
- A square kilometer (km²) is the area of a square one kilometer on each side, equal to 1,000,000 square meters.
- History
- It is a metric multiple of the square meter for large areas.
- Current use
- Square kilometers measure the area of cities, regions, lakes, and countries.
Square Meter (m²)
- Definition
- A square meter (m²) is the SI unit of area — the area of a square one meter on each side.
- History
- It is the derived SI area unit, defined directly from the meter.
- Current use
- Square meters express floor area, land, and material coverage across the metric world.
Frequently asked questions
How many square meters are in a square kilometer?
There are 1000000 m² in 1 km². To convert, multiply the number of square kilometers by 1000000.
How do I convert square kilometers to square meters?
Multiply the square kilometer value by 1000000 to get square meters. For example, 10 km² = 10000000 m².
Is this square kilometer-to-square meter converter free?
Yes. This converter is completely free, runs entirely in your browser, and requires no sign-up. Your inputs never leave your device.
Convert Square Kilometer to other area units
| Unit | 1 Square Kilometer equals |
|---|---|
| Square Meter (m²) | 1000000 m² |
| Square Centimeter (cm²) | 10000000000 cm² |
| Square Mile (mi²) | 0.38610216 mi² |
| Square Yard (yd²) | 1195990 yd² |
| Square Foot (ft²) | 10763910 ft² |
| Square Inch (in²) | 1550003100 in² |
| Acre (ac) | 247.10538 ac |
| Hectare (ha) | 100 ha |