Hectares to Acres formula
acres = hectares × 2.47105
Multiply the number of hectares by 2.47105 to get acres. To go the other way, multiply by 0.404686 instead, or use the acres to hectares converter.
Hectares to Acres conversion table
Common hectares to acres values, rounded for reading. The converter above keeps full precision.
| Hectares | Acres |
|---|---|
| 1 ha | 2.47105 ac |
| 2 ha | 4.94211 ac |
| 3 ha | 7.41316 ac |
| 4 ha | 9.88422 ac |
| 5 ha | 12.3553 ac |
| 10 ha | 24.7105 ac |
| 15 ha | 37.0658 ac |
| 20 ha | 49.4211 ac |
| 25 ha | 61.7763 ac |
| 50 ha | 123.553 ac |
| 75 ha | 185.329 ac |
| 100 ha | 247.105 ac |
| 250 ha | 617.763 ac |
| 500 ha | 1,235.53 ac |
| 1,000 ha | 2,471.05 ac |
Worked example
To convert 10 ha to acres, multiply by 2.47105: the result is 24.7105 ac. Area conversion factors are squared length factors. One acre equals exactly 4,046.8564224 square meters.
Frequently asked questions
How many acres are in a hectare?
One hectare equals 2.47105 acres (1 ha = 2.47105 ac).
What is 10 hectares in acres?
10 ha converts to 24.7105 ac. Enter any other value in the converter above to see it recalculated instantly.
How do I convert acres back to hectares?
Reverse the calculation: one acre equals 0.404686 hectares. You can also swap the units in the converter or open the acres to hectares page.
Related area conversions
Need a different pair? Open the full area converter to choose any two units.