About this Area Converter
Area Converter helps you switch between metric and imperial/US customary area units used for rooms, land, property, construction and maps. It supports small square units as well as acres and hectares in one calculator.
Formula or method
The entered area is converted to square meters first, then converted from square meters to the selected output unit.
Example
1 acre is approximately 4,046.856 square meters, while 1 hectare equals 10,000 square meters.
Common uses
- Convert room or floor measurements between square meters and square feet.
- Compare land sizes expressed in acres and hectares.
- Convert square inches, square yards and square kilometers for plans or reports.
How to use this tool
- Enter the values or text requested by the calculator.
- Choose units or options when the tool provides them.
- Select the calculation button and review the result.
- Use the formula, example and notes on this page to check whether the result fits your situation.
Important note
Area units are squared measurements, so their conversion factors are different from ordinary length conversions.
Frequently asked questions
Can I convert acres to hectares?
Yes. Choose Acres as the starting unit and Hectares as the output unit.
Why can’t I use a normal length converter for area?
Area is measured in squared units, so the conversion factor must also be squared.