Convert Acres to Hectares
Enter the value in acres to get its exact equivalent in hectares instantly.
How to convert acres to hectares?
To convert a measurement in acres (ac) to hectares (ha), we multiply the value by the conversion factor 0.404686.
ha = ac × 0.404686
The hectare (10,000 m²) is the international standard unit for measuring agricultural and forest land, while the acre remains the common reference in the United States and the United Kingdom for land and estates.
| Acres (ac) | Hectares (ha) |
|---|---|
| 1.00 | 0.4047 |
| 5.00 | 2.02 |
| 10.00 | 4.05 |
| 50.00 | 20.23 |
| 100.00 | 40.47 |
Related Conversions
Frequently Asked Questions
How many hectares are in 1 acre?
1 ac equals exactly 0.404686 hectares.
Which is bigger, a hectare or an acre?
A hectare is bigger than an acre: one hectare equals about 2.47 acres.