Acres to Hectares Converter
Express a land area in hectares when the original figure is in acres. This converter uses acres based on the international foot.
How to use Acres to Hectares Converter
1. Enter Acres. 2. Convert the stated measurement using its documented unit definition, with explicit rounding and supported input/output range. 3. Select Convert or press Enter from a single-line field. In multiline text fields, Enter inserts a line break. 4. Select Copy result to copy the answer, or Reset to clear the form and result.
Why use this tool?
Use Acres to Hectares Converter when you need hectares. Convert the stated measurement using its documented unit definition, with explicit rounding and supported input/output range.
How the calculation works
Hectares = acres × 0.40468564224. One international acre is exactly 4046.8564224 m², or 0.40468564224 ha. A hectare is 10,000 m². Convert the stated measurement using its documented unit definition, with explicit rounding and supported input/output range.
Example
Worked example: Acres = 2.5. Result: 1.011714 ha.
Practical tip
Historical US survey acres use a slightly different foot definition. Check the documented unit before converting a legacy survey.
Frequently asked questions
How does Acres to Hectares Converter work?
Hectares = acres × 0.40468564224. One international acre is exactly 4046.8564224 m², or 0.40468564224 ha. A hectare is 10,000 m².
Which assumptions and limits apply?
Convert the stated measurement using its documented unit definition, with explicit rounding and supported input/output range.
What should I check before reusing the result?
Match the input units or text-counting convention to your task. Copy result reuses the displayed answer; Reset clears it.