Convert ACRES to HECTARES, Free
Type any ACRES value and see the HECTARES result instantly. No button press needed.
How to convert ACRES to HECTARES
Converting acres to hectares comes up constantly in agriculture, real estate, and land management whenever you need to communicate land area across metric and imperial systems. One acre equals exactly 0.404686 hectares, so the converter multiplies your input by that factor and returns the result instantly in your browser.
The calculation is pure arithmetic with no rounding ambiguity: 1 acre = 43,560 square feet = 4,046.86 square meters = 0.404686 hectares. Whether you are quoting farmland to an international buyer or filling in a planning application that requires metric units, you get a precise figure without installing anything.
Type the acreage
Enter the number of acres in the input field. Decimals are fine, so 2.75 acres works just as well as whole numbers.
Read the hectare value
The equivalent in hectares appears immediately as you type. No button press needed.
Copy the result
Click the copy icon or highlight the output to grab the number for your document, spreadsheet, or listing.
Convert in reverse if needed
Switch to the hectares-to-acres direction to check your answer or convert a metric figure back to acres.
Frequently asked questions
How many hectares is one acre?
Exactly 0.404686 hectares. Equivalently, one hectare equals 2.47105 acres.
Why does agriculture use both acres and hectares?
The US, UK, and a few other countries still rely on acres for land sales and farm records, while most of the world and international commodity markets use hectares. Both units remain in active use.
How do I convert a large area like 500 acres?
Just enter 500 in the input. The result is 500 x 0.404686 = 202.343 hectares. The tool handles any size without trouble.
Is the conversion exact or approximate?
The factor 0.404686 is the internationally agreed definition rounded to six decimal places. For most practical purposes this is exact. The full unrounded value is 0.40468564224 hectares per acre.
What if I have mixed units, like acres and square feet together?
Convert the square feet to acres first (divide by 43,560), add them to your acre count, then run the total through this converter.