How many acres are in one hectare?
One hectare is 2.471 ac.
Hectares to Acres
Type a value to convert it from hectares to acres. One ha equals 2.471 ac.
Result
Hectares and acres, side by side
One hectare is 2.471 ac. In the other direction, one acre is 0.4047 ha.
The factor is exact rather than rounded: imperial and US units have been defined from the metric ones since 1959, so the conversion introduces no error of its own. What you see below is arithmetic, not an approximation.
The hectare is 10,000 square meters, a square 100 meters on each side, a little larger than a soccer field, which is about 0.7 ha. Farms, forests and land parcels are measured in hectares across most of the world.
The acre is 43,560 square feet, about 4,047 square meters or 0.4 hectares. It is the unit for land in the United States and the United Kingdom, and an American football field without its end zones is a little over an acre.
| Hectare | Acre |
|---|---|
| 1 | 2.47105 |
| 10 | 24.7105 |
| 50 | 123.553 |
| 100 | 247.105 |
| 500 | 1,235.53 |
| 1,000 | 2,471.05 |
Frequently asked questions
How do I convert acres back to hectares?
One acre is 0.4047 ha. The tool above converts in both directions.
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