Hectares to Acres
Convert hectares (ha) to acres (ac) instantly — with formula and reference table.
ha
ac
Quick answer: 1 ha = 2.471054 ac. To convert hectares to acres, multiply by ha × 2.471054.
Converting hectares to acres
This converter changes a value in hectares (ha) into acres (ac). One hectare equals 2.471054 ac. One hectare equals about 2.471 acres. The conversion runs entirely in your browser — enter a value and the result updates instantly, in either direction.
Formula
ac = ha × 2.471054
Example
Convert 10 ha to ac: 10 × 2.471054 = 24.710538 ac.
Hectares to Acres conversion table
| Hectares (ha) | Acres (ac) |
|---|---|
| 1 ha | 2.471054 ac |
| 2 ha | 4.942108 ac |
| 3 ha | 7.413161 ac |
| 5 ha | 12.355269 ac |
| 10 ha | 24.710538 ac |
| 20 ha | 49.421076 ac |
| 25 ha | 61.776345 ac |
| 50 ha | 123.552691 ac |
| 100 ha | 247.105381 ac |
How to use this converter
- Enter a value in the hectares (ha) field.
- Read the converted value in acres (ac) below.
- Type into the ac field instead to convert in reverse, or use the swap button.
Frequently asked questions
How many acres are in a hectare?
1 hectare equals 2.471 acres.
How do I convert 5 hectares to acres?
5 times 2.4711 = 12.36 acres.
How big is a hectare?
A hectare is 10,000 square metres, about the size of an international rugby pitch.