Hectares - Acres Conversion


Convert between hectares and acres (ha and ac) using this area conversion tool. This converter is part of the full area converter. Simply choose whether you want to convert hectares to acres or acres to hectares, enter a value and click the 'convert' button. Default rounding is set to a maximum of 14 decimal places.

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How to convert acres to hectares

You may be wondering how many hectares there are in x acres.

To convert from acres to hectares multiply your x figure by 0.40468564224.

How to convert hectares to acres

Alternatively, you may want to know how many acres there are in x hectares.

To convert from hectares to acres multiply your x figure by 2.4710538146717.

As part of your answer checking process, select the appropriate unit from each 'select' box in the converter tool at the top of the page, enter your figure (x) into the 'value to convert' box and click the 'Convert!' button.

What is an acre?

The acre is a unit of land commonly employed within North America and the Caribbean. It is equal to 4,047 square metres or 43,560 square feet. This measurement is roughly equivalent to 40 per cent of a hectare. Interestingly enough, the acre can trace its roots back to mediaeval times. It was defined as the area that could be ploughed in a single day with the help of an ox. One acre is approximately 76 per cent the size of a football field. Many suburban lots are between one-quarter and one-fifth of an acre in size. You can find out more about acres in the article, how big is an acre?

What is a hectare?

One hectare is the equivalent of 100 ares (10,000 square metres). This term was first used as far back as 1795 and it continues to be associated with the measurement of land. Another way to view a hectare is as a plot which contains 2.47 acres. To get a better understanding of the size of a hectare, Trafalgar Square and an international rugby pitch are roughly equivalent to this measurement. You can find out more about hectares in the article, how big is a hectare?

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