Hectare to AcreConverter
Instantly convert Hectare (ha) to Acre (ac). Free, accurate, and easy to use.
How to Convert Hectare to Acre
To convert Hectare (ha) to Acre (ac), multiply your value by 2.47105382.
Example: 5 ha × 2.47105382 = 12.35526908 ac
What is a Hectare?
The hectare equals exactly 10,000 square meters (100 m × 100 m) or approximately 2.471 acres. Although not formally an SI unit, it is accepted for use with the SI and is the international standard for agricultural fields, forests, and urban land parcels. One square kilometer contains exactly 100 hectares. A standard international football (soccer) pitch measures 0.7–0.8 hectares.
What is a Acre?
The acre is an imperial unit of area equal to 43,560 square feet or approximately 4,046.86 square meters (0.4047 hectares). It originated in medieval England as the amount of land a yoke of oxen could plow in one day. US farmland, suburban plots, and national park sizes are commonly expressed in acres. One acre is roughly the size of an American football field minus the end zones.
Hectare to Acre Conversion Table
| Hectare (ha) | Acre (ac) |
|---|---|
| 0.001 ha | 0.00247105 ac |
| 0.01 ha | 0.02471054 ac |
| 0.1 ha | 0.24710538 ac |
| 0.5 ha | 1.23552691 ac |
| 1 ha | 2.47105382 ac |
| 2 ha | 4.94210763 ac |
| 5 ha | 12.35526908 ac |
| 10 ha | 24.71053816 ac |
| 20 ha | 49.42107632 ac |
| 50 ha | 123.55269081 ac |
| 100 ha | 247.10538161 ac |
| 200 ha | 494.21076323 ac |
| 500 ha | 1235.52690807 ac |
| 1000 ha | 2471.05381614 ac |
| 5000 ha | 12355.26908069 ac |
| 10000 ha | 24710.53816137 ac |
| 50000 ha | 123552.69080686 ac |
| 100000 ha | 247105.38161371 ac |
| 1000000 ha | 2471053.81613712 ac |
| 1000000000 ha | 2.4711e+9 ac |
Frequently Asked Questions
How do I convert Hectare to Acre?
Multiply the Hectare value by 2.47105382. Formula: ac = ha × 2.47105382. Example: 10 ha = 24.71053816 ac.
How many Acre are in one Hectare?
One Hectare (ha) equals 2.47105382 Acre (ac).
How many Hectare are in one Acre?
One Acre (ac) equals 0.40468564 Hectare (ha).
What is the exact conversion factor from Hectare to Acre?
The conversion factor is 2.47105382. Multiply any ha value by this number to get ac. For the reverse, multiply by 0.40468564.
How do I convert Acre back to Hectare?
Divide by 2.47105382, or equivalently multiply by 0.40468564. Formula: ha = ac ÷ 2.47105382.
Is the Hectare-to-Acre conversion internationally standardized?
Yes. Both units are defined by international standards (SI or the international yard/pound agreement), so the conversion factor 2.47105382 is exact and universally agreed upon.