Acres to Hectares
Type a value in ac and the ha equivalent appears instantly.
How to convert ac to ha
Multiply the ac value by 0.404685642.
1 ac = 0.404685642 ha
Quick conversion table
| ac | ha |
|---|---|
| 1 | 0.404685642 |
| 2 | 0.809371284 |
| 5 | 2.023428 |
| 10 | 4.046856 |
| 20 | 8.093713 |
| 50 | 20.234282 |
| 100 | 40.468564 |
| 500 | 202.3428 |
| 1000 | 404.6856 |
About the units
Acres (ac): 43,560 square feet, about 0.4 hectares. Land in the US and UK.
Hectares (ha): 10,000 m², about 2.47 acres. Farmland and forests worldwide.