Acres to Hectares Converter
CommonSquare meters, acres, hectares and more.
How to convert Acres to Hectares
Multiply the acres value by 0.404686: 1 ac = 0.404686 ha. Going the other way, 1 ha = 2.47105 ac, so divide by 0.404686 or use the Hectares to Acres converter.
About these units
Acres (ac)
An acre is 43,560 square feet, about 4,047 square meters or 0.405 hectares. Historically it was the area a team of oxen could plough in a day.
Hectares (ha)
A hectare is 10,000 square meters, the area of a square 100 meters on each side, about 2.471 acres. Farmland and forests are commonly measured in hectares.
Acres to Hectares conversion table
| Acres (ac) | Hectares (ha) |
|---|---|
| 1 ac | 0.404686 ha |
| 2 ac | 0.809372 ha |
| 3 ac | 1.21406 ha |
| 4 ac | 1.61874 ha |
| 5 ac | 2.02343 ha |
| 10 ac | 4.04686 ha |
| 20 ac | 8.09372 ha |
| 25 ac | 10.1172 ha |
| 50 ac | 20.2343 ha |
| 100 ac | 40.4686 ha |
| 500 ac | 202.343 ha |
| 1,000 ac | 404.686 ha |
More acres conversions
- Acres to Square Feet1 ac = 43,560.1 ft²
- Acres to Square Inches1 ac = 6.2726e+6 in²
- Acres to Square Yards1 ac = 4,840.01 yd²
- Acres to Square Miles1 ac = 0.0015625 mi²
- Acres to Roods1 ac = 4.00002 rd
- Acres to Square Meters1 ac = 4,046.86 m²
- Acres to Dunams1 ac = 4.04686 dunam
See every unit on the Area Converter.