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).
1 ac (US) = 0.404687260987 ha. To convert acre (US survey) to hectare, multiply the value by 0.404687260987; to go the other way, divide by it (1 ha = 2.47104393047 ac (US)). Both units measure area and appear in everyday as well as technical calculations, so switching between them quickly is often useful.
Quick Reference
- 1 ac (US) = 0.404687260987 ha
- 1 ha = 2.47104393047 ac (US)
- 10 ac (US) = 4.04687260987 ha
- 100 ac (US) = 40.4687260987 ha
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
| acre (US survey) | hectare |
|---|---|
| 1 ac (US) | 0.404687260987 ha |
| 2 ac (US) | 0.809374521974 ha |
| 3 ac (US) | 1.21406178296 ha |
| 5 ac (US) | 2.02343630493 ha |
| 10 ac (US) | 4.04687260987 ha |
| 20 ac (US) | 8.09374521974 ha |
| 50 ac (US) | 20.2343630494 ha |
| 100 ac (US) | 40.4687260987 ha |
| 500 ac (US) | 202.343630494 ha |
| 1000 ac (US) | 404.687260987 ha |
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.
Frequently Asked Questions
What is 1 acre (US survey) in hectare?
1 acre (US survey) (ac (US)) = 0.404687260987 hectare (ha).
How do you convert acre (US survey) to hectare?
Multiply the acre (US survey) value by 0.404687260987. For example, 25 ac (US) × 0.404687260987 = 10.1171815247 ha.
What is 10 acre (US survey) in hectare?
10 ac (US) = 4.04687260987 ha.
Which unit is larger, the acre (US survey) or the hectare?
The hectare is the larger unit: 1 ac (US) equals only 0.404687260987 ha.