ACCURATE CONVERSION
Hectares to Acres Converter
Convert hectares (ha) to acres (ac) with a standards-based formula.
From
To
How to convert hectares to acres
Enter a value in the converter above. The result updates immediately using the relationship below.
FORMULA1 hectare = 2.47105381 acres
Hectares to Acres conversion table
| Hectares (ha) | Acres (ac) |
|---|---|
| 1 | 2.47105381 |
| 5 | 12.35526907 |
| 10 | 24.71053815 |
| 20 | 49.42107629 |
| 50 | 123.55269073 |
| 100 | 247.10538147 |
Common values
For a quick estimate, multiply by the factor above. Use more decimal places when technical work requires additional precision.
Frequently asked questions
How many acres are in one hectare?
One hectare equals 2.47105381 acres.
How do you convert hectares to acres?
Multiply the hectare value by 2.47105381.
Can I convert acres back to hectares?
Yes. One acre equals 0.40468564 hectares; you can also use the swap button.