Hectare to Square Kilometer (ha to km²)
Convert ha to km² — Area converter
Also written as ha to km2.
One hectare equals 0.01 km², so to convert hectares to square kilometers you multiply the value by 0.01. A hectare is smaller than a square kilometer — going the other way, 1 km² = 100 ha. For example, 10 ha = 0.1 km² and 50 ha = 0.5 km².
0.01Click to copy
1 ha = 0.01 km²
Hectare to Square Kilometer formula
1 Hectare = 0.01 km²
Worked examples
- 25 ha = 0.25 km²
- 100 ha = 1 km²
Hectare to Square Kilometer conversion table
| Hectare (ha) | Square Kilometer (km²) |
|---|---|
| 1 | 0.01 |
| 2 | 0.02 |
| 3 | 0.03 |
| 5 | 0.05 |
| 8 | 0.08 |
| 10 | 0.1 |
| 12 | 0.12 |
| 15 | 0.15 |
| 20 | 0.2 |
| 25 | 0.25 |
| 50 | 0.5 |
| 100 | 1 |
| 250 | 2.5 |
| 500 | 5 |
| 1000 | 10 |
Frequently asked questions
How many square kilometers are in one hectare?
One hectare equals 0.01 square kilometers (km²).
How many hectares are in one square kilometer?
One square kilometer equals 100 hectares (ha).
How do you convert hectares to square kilometers?
1 Hectare = 0.01 km². Use the calculator above for any value.
What is 5 ha in km²?
5 ha = 0.05 km².
What is 100 ha in km²?
100 ha = 1 km².
What is 10 ha in km²?
10 ha = 0.1 km².
What is 20 ha in km²?
20 ha = 0.2 km².
Is a hectare bigger than a square kilometer?
No. A hectare is smaller — one hectare equals 0.01 square kilometers, while one square kilometer equals 100 hectares.