How to convert hectares to acres
- Take the value in hectares.
- Use the formula acres = hectares × 2.471053815.
- For example, 1 ha is 2.47 ac.
About hectares and acres
A hectare is 10,000 square meters, a square 100 m on each side. One hectare is 2.47105 acres, so multiply hectares by 2.47105 to get acres.
Land listings, farm reports and forest data outside the US and UK are given in hectares, and buyers or readers used to acres often want them converted.
Examples
- 1 ha (a 100 by 100 m square) is 2.47 ac
- 0.714 ha (a 105 by 68 m soccer pitch) is 1.76 ac
- 341 ha (Central Park in New York) is 842.63 ac
- 100 ha (one square kilometer) is 247.11 ac
Hectares to acres chart
| Hectares (ha) | Acres (ac) |
|---|---|
| 0.1 | 0.247 |
| 0.25 | 0.618 |
| 0.5 | 1.24 |
| 0.75 | 1.85 |
| 1 | 2.47 |
| 1.5 | 3.71 |
| 2 | 4.94 |
| 2.5 | 6.18 |
| 3 | 7.41 |
| 4 | 9.88 |
| 5 | 12.36 |
| 10 | 24.71 |
| 15 | 37.07 |
| Hectares (ha) | Acres (ac) |
|---|---|
| 20 | 49.42 |
| 25 | 61.78 |
| 40 | 98.84 |
| 50 | 123.55 |
| 75 | 185.33 |
| 100 | 247.11 |
| 150 | 370.66 |
| 200 | 494.21 |
| 250 | 617.76 |
| 500 | 1,235.53 |
| 640 | 1,581.47 |
| 1,000 | 2,471.05 |