Convert Acres (ac) to Hectares (ha)
Enter a value below to convert Acres (ac) to Hectares (ha).
Conversion:
1 Acres (ac) = 0.40468564224 Hectares (ha)
How to Convert Acres (ac) to Hectares (ha)
1 ac = 0.40468564224 ha
1 ha = 2.4710538147 ac
Example: convert 15 Acres (ac) to Hectares (ha):
25 ac = 10.117141056 ha
Acres (ac) to Hectares (ha) Conversion Table
| Acres (ac) | Hectares (ha) |
|---|---|
| 0.01 ac | 0.0040468564224 ha |
| 0.1 ac | 0.040468564224 ha |
| 1 ac | 0.40468564224 ha |
| 2 ac | 0.80937128448 ha |
| 3 ac | 1.2140569267 ha |
| 5 ac | 2.0234282112 ha |
| 10 ac | 4.0468564224 ha |
| 20 ac | 8.0937128448 ha |
| 50 ac | 20.234282112 ha |
| 100 ac | 40.468564224 ha |
| 1000 ac | 404.68564224 ha |
Acres (ac)
Definition
An acre (ac) is an imperial unit of area equal to 43,560 square feet, 4,840 square yards, or approximately 4,046.86 square meters (about 0.4047 hectares).
History
The acre originated in medieval England as the amount of land a yoke of oxen could plow in one day. It was later standardized and remains one of the most recognizable land measurement units in English-speaking countries.
Current use
Acres are widely used for measuring land in the United States, the United Kingdom, Canada, and other countries with historical ties to the British imperial system. Real estate, farming, and forestry commonly reference acres.
Hectares (ha)
Definition
A hectare (ha) is a metric unit of area equal to 10,000 square meters or 100 ares. It represents the area of a square with sides of 100 meters.
History
The hectare was introduced in France in 1795 as part of the metric system. It was officially adopted by the International Committee for Weights and Measures and remains widely used alongside SI units.
Current use
Hectares are the standard unit for measuring agricultural land, forests, and large plots in most countries worldwide. Australia, the EU, and many African and Asian nations use hectares for land registration.