Hectares (ha) to Square kilometers (km²) Conversion
Hectares
The hectare is a unit of area equal to exactly 10,000 square metres (100 m × 100 m), the standard unit for measuring agricultural land, forest area, and nature reserves internationally. The word derives from the Greek hekaton (hundred) and the French are (100 m²). One hectare is approximately 2.471 acres, and global food production statistics and deforestation rates are almost universally expressed in hectares.
Square kilometers
The square kilometre is a unit of area equal to one million square metres (10⁶ m²) and is the standard unit for expressing the surface areas of countries, cities, lakes, forests, and other large geographic features. Russia, the world's largest country, covers approximately 17.1 million km². The surface area of Earth is approximately 510.1 million km², of which about 70.8% is ocean.
| Hectares (ha) | Square kilometers (km²) |
|---|---|
| 0.1 ha | 0.001 km² |
| 1 ha | 0.01 km² |
| 2 ha | 0.02 km² |
| 3 ha | 0.03 km² |
| 5 ha | 0.05 km² |
| 10 ha | 0.1 km² |
| 20 ha | 0.2 km² |
| 30 ha | 0.3 km² |
| 50 ha | 0.5 km² |
| 100 ha | 1 km² |
| 1000 ha | 10 km² |