Acres to hectares table
| acres | hectares (ha) |
|---|---|
| 1 acre | 0.404686 ha |
| 2 acres | 0.809371 ha |
| 3 acres | 1.21406 ha |
| 4 acres | 1.61874 ha |
| 5 acres | 2.02343 ha |
| 10 acres | 4.04686 ha |
| 20 acres | 8.09371 ha |
| 25 acres | 10.1171 ha |
| 50 acres | 20.2343 ha |
| 75 acres | 30.3514 ha |
| 100 acres | 40.4686 ha |
1 acre in other units
| square meters (m²) | 4046.86 |
|---|---|
| square centimeters (cm²) | 40468600 |
| square kilometers (km²) | 0.00404686 |
| hectares (ha) | 0.404686 |
| square inches (in²) | 6272640 |
| square feet (ft²) | 43560 |
| square yards (yd²) | 4840 |
| square miles (mi²) | 0.0015625 |
How the value is converted
1 acre × 0.4046856422 = 0.4046856422 ha
Area factors square the length factor. A square foot is not converted using the same factor as a foot.
The first answer is rounded to two decimal places for results of 1 or more, or three significant digits below 1; the exact figure keeps 10 significant digits. Why rounding early changes the answer.