1 hectare to square miles
1 ha = 0.00386102 mi². Change the amount below, or read the formula and the reference table further down.
1 hectare equals
square miles
1 ha = 0.00386102 mi²
The formula
Hectares and square miles both measure area from the same zero, so a single multiplier does the job.
mi² = ha × 0.0038610216
Going the other way? Convert square miles to hectares.
Hectares to square miles table
Values either side of 1 ha.
| Hectares (ha) | Square miles (mi²) |
|---|---|
| -4 | -0.015444 |
| -3.5 | -0.013514 |
| -3 | -0.011583 |
| -2.5 | -0.009653 |
| -2 | -0.007722 |
| -1.5 | -0.005792 |
| -1 | -0.003861 |
| -0.5 | -0.001931 |
| 0 | 0 |
| 0.5 | 0.001931 |
| 1 | 0.003861 |
| 1.5 | 0.005792 |
| 2 | 0.007722 |
| 2.5 | 0.009653 |
| 3 | 0.011583 |
| 3.5 | 0.013514 |
| 4 | 0.015444 |
| 4.5 | 0.017375 |
| 5 | 0.019305 |
| 5.5 | 0.021236 |
| 6 | 0.023166 |
Questions people ask
- How many square miles are in a hectare?
- One hectare equals 0.0038610216 square miles.
- How do I convert hectares to square miles by hand?
- Multiply the number of hectares by 0.0038610216. For a rough check, 0.004 is close enough for most everyday use.
- What is 1 hectare in square miles?
- 1 hectare is 0.00386102 square miles.
Calcuit generates this page from a unit table, so the factors here match every other page on the site.