Hectares to acres
1 ha = 2.4710538 ac. Type a figure below, or scan the table for the usual values.
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32 categories, 300 units. Bare words follow UK usage: pint, gallon, mpg and ton are imperial; US versions are named.
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Hectares to acres quick table
| Hectare (ha) | Acre (ac) |
|---|---|
| 1 ha | 2.4710538 ac |
| 2 ha | 4.9421076 ac |
| 3 ha | 7.4131614 ac |
| 4 ha | 9.8842153 ac |
| 5 ha | 12.355269 ac |
| 6 ha | 14.826323 ac |
| 7 ha | 17.297377 ac |
| 8 ha | 19.768431 ac |
| 9 ha | 22.239484 ac |
| 10 ha | 24.710538 ac |
| 12 ha | 29.652646 ac |
| 15 ha | 37.065807 ac |
| 20 ha | 49.421076 ac |
| 25 ha | 61.776345 ac |
| 50 ha | 123.55269 ac |
| 100 ha | 247.10538 ac |
How to convert hectares to acres
Multiply the hectare figure by 2.4710538 to get acre. Going the other way, divide by 2.4710538, which is the same as multiplying by 0.40468564.
ac = ha × 2.4710538
Example: 9 ha is 22.239484 ac.
Questions
How many acre in a hectare?
1 ha is 2.4710538 ac. Multiply the hectare figure by 2.4710538 to get acre. Going the other way, divide by 2.4710538, which is the same as multiplying by 0.40468564.
What is 9 ha in ac?
9 ha is 22.239484 ac. Type any other figure into the converter above to see it instantly, and the full list under it shows the same amount in every unit of the area category.
Is hectares to acres a simple multiplication?
Yes. Multiply by 2.4710538. The factor comes from the units' legal definitions, so the result is exact to the precision shown.
Conversion guides
Formula, quick table and worked examples for the common ones.