Convert hectares to square kilometers
1 ha = 0.01 km². Change the amount below, or read the formula and the reference table further down.
1 hectare equals
square kilometers
1 ha = 0.01 km²
The formula
Hectares and square kilometers both measure area from the same zero, so a single multiplier does the job.
km² = ha × 0.01
Going the other way? Convert square kilometers to hectares.
Hectares to square kilometers table
Common values, rounded for reading.
| Hectares (ha) | Square kilometers (km²) |
|---|---|
| 1 | 0.01 |
| 2 | 0.02 |
| 3 | 0.03 |
| 4 | 0.04 |
| 5 | 0.05 |
| 6 | 0.06 |
| 7 | 0.07 |
| 8 | 0.08 |
| 9 | 0.09 |
| 10 | 0.1 |
| 15 | 0.15 |
| 20 | 0.2 |
| 25 | 0.25 |
| 30 | 0.3 |
| 40 | 0.4 |
| 50 | 0.5 |
| 75 | 0.75 |
| 100 | 1 |
| 250 | 2.5 |
| 500 | 5 |
| 1,000 | 10 |
Questions people ask
- How many square kilometers are in a hectare?
- One hectare equals 0.01 square kilometers.
- How do I convert hectares to square kilometers by hand?
- Multiply the number of hectares by 0.01. For a rough check, 0.01 is close enough for most everyday use.
- What is 1 hectare in square kilometers?
- 1 hectare is 0.01 square kilometers.
Calcuit generates this page from a unit table, so the factors here match every other page on the site.