Square kilometres to hectares – convert km² to ha
Convert square kilometres to hectares (km² to ha) to describe large land areas in more practical chunks. Maps and statistics often use km², while farmers, landowners and planners typically think in hectares.
Open the interactive km² → ha converter:
Use main converter (km² → ha) or switch to ha → km²On the homepage you can also convert between m², ft², acres and more with the same area tool.
Quick reference: km² to hectares
One square kilometre is 100 hectares. That means: hectares = km² × 100. Some common examples:
| Square kilometres (km²) | Hectares (ha) |
|---|---|
| 0.1 km² | 10 ha |
| 0.5 km² | 50 ha |
| 1 km² | 100 ha |
| 2 km² | 200 ha |
| 5 km² | 500 ha |
| 10 km² | 1000 ha |
| 25 km² | 2500 ha |
Why convert km² to hectares?
Typical uses for km² to ha conversion:
- Translating map or census areas into farm- or plot-sized units.
- Comparing the size of towns, parks or reserves with farmland.
- Working with forestry, conservation or environmental impact reports.
- Explaining very large areas in more intuitive hectare figures.
Other area converters on this site
The main area converter keeps all units in sync so you can safely switch between m², km², hectares, acres and ft² without worrying about the conversion factors.
Page last updated: 4 December 2025.