Convert hectares to square kilometers
1 ha = 0.01 km² — exactly. Both units are defined against the SI, so this factor is a fraction, not an approximation.
0.01km²
As a fraction: 1/100
1 ha = 0.01 km²
How to convert hectares to square kilometers
Multiply the number of hectares by 0.01 to get square kilometers.
The exact factor is 0.01 — as a fraction, 1/100.
Hectare: The standard land-area unit almost everywhere outside the US.
Hectare to Square kilometer conversion table
| Hectares (ha) | Square kilometers (km²) |
|---|---|
| 1 ha | 0.01 |
| 2 ha | 0.02 |
| 3 ha | 0.03 |
| 5 ha | 0.05 |
| 10 ha | 0.1 |
| 20 ha | 0.2 |
| 25 ha | 0.25 |
| 50 ha | 0.5 |
| 100 ha | 1 |
| 250 ha | 2.5 |
| 500 ha | 5 |
| 1000 ha | 10 |
Square kilometer to Hectare conversion table
| Square kilometers (km²) | Hectares (ha) |
|---|---|
| 1 km² | 100 |
| 2 km² | 200 |
| 3 km² | 300 |
| 5 km² | 500 |
| 10 km² | 1000 |
| 20 km² | 2000 |
| 25 km² | 2500 |
| 50 km² | 5000 |
| 100 km² | 10 000 |
| 250 km² | 25 000 |
| 500 km² | 50 000 |
| 1000 km² | 100 000 |
Frequently asked
How many square kilometers are in a hectare?
One hectare equals 0.01 square kilometers (ha → km²). That figure is exact, not rounded.
How do you convert hectares to square kilometers?
Multiply the number of hectares by 0.01 to get square kilometers.
What is 1 km² in hectares?
One square kilometer is 100 hectares.
What is 10 ha in km²?
10 ha = 0.1 km².
What exactly is a hectare?
The standard land-area unit almost everywhere outside the US.