Use this area converter to convert instantly between acres, square centimeters, square feet, square miles and other metric and imperial area units. Default rounding is set to a maximum of 14 decimal places. A full list of unit conversions is available here. If you like this website, please tell your friends about it.
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Conversion units currently available for the Area Converter
Acres (ac), Ares (a), Barns (b), Hectares (ha), Square Angstroms, Square Astronomical Units, Square Centimeters (cm2), Square Decimeters (dm2), Square Dekameters (dam2), Square Fathoms, Square Feet (ft2), Square Hectometers (hm2), Square Inches (in2), Square Kilometers (km2), Square Lightyears, Square Meters (m2), Square Micrometers (µm2), Square Microns, Square Miles (mi2), Square Millimeters (mm2), Square Millimicrons, Square Nanometers (nm2), Square Parsecs, Square Rods, Square Yards (yd2),
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Area Converter Definitions
The acre is a unit of area in a number of different systems, including the imperial and U.S. customary systems. The acre is often used to express areas of land. Full description is available on Wikipedia.
Are is a unit of area, equal to 100 square metres (10 m × 10 m), used for measuring land area. It was defined by older forms of the metric system, but is now outside of the modern International System (SI). Full description is available on Wikipedia.
A barn is a unit of area. While the barn is not an International System of Units (SI) unit, it is accepted (although discouraged) for use with the SI. Originally used in nuclear physics for expressing the cross sectional area of nuclei and nuclear reactions, today it is used in all fields of high energy physics to express the cross sections of any scattering process. Full description is available on Wikipedia.
A hectare is a unit of area equal to 10,000 square metres (107,639 sq ft), or one square hectometre (100 metres, squared), and commonly used for measuring land area. It is most commonly used in the surveying profession for day to day legal documents such as land deeds, mortgage surveys, town planning, environmental protection, and other necessary property considerations under the law. Full description is available on Wikipedia.
NB: The definitions given above are licensed under the GNU Free Documentation License