Convert acre (US survey) to hectare
Please provide values below to convert acre (US survey) [ac (US)] to hectare [ha], or Convert hectare to acre (US survey).
How to Convert Acre (Us Survey) to Hectare
1 ac (US) = 0.404687260987 ha
Example: convert 15 ac (US) to ha:
15 ac (US) = 15 × 0.404687260987 ha = 6.070308914805 ha
Acre (Us Survey) to Hectare Conversion Table
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Acre (Us Survey)
An acre (US survey) is a unit of area used primarily in land measurement, equal to 43,560 square feet or approximately 4,046.86 square meters.
History/Origin
The acre originated in medieval England as a measure of land area that could be plowed in one day with a yoke of oxen. It was standardized in the United States based on the survey system, maintaining its traditional size for land measurement purposes.
Current Use
The acre (US survey) is still used in the United States for real estate, agriculture, and land planning, especially in rural and agricultural contexts, although the metric system is increasingly adopted globally.
Hectare
A hectare is a metric unit of area equal to 10,000 square meters, commonly used to measure land.
History/Origin
The hectare was introduced in the metric system in the 19th century to provide a practical unit for land measurement, especially in agriculture and forestry.
Current Use
Hectares are widely used worldwide for measuring large land areas, such as farms, forests, and parks, particularly in countries using the metric system.