What does hectare mean?
A hectare is a metric unit of area equal to 10,000 square metres. It is used to describe the size of land, particularly agricultural fields, forests, parks, conservation areas, and development sites. Because it is part of the metric system, hectare is used internationally and is especially common in scientific, environmental, and official contexts. One hectare is approximately 2.47 acres, although areas expressed in hectares are usually understood in countries that use the metric system. The word can be used with both singular and plural forms: “The estate covers a hectare” and “The estate covers several hectares.” Its symbol, ha, is widely recognized, but the full word is preferred in formal writing and whenever clarity matters. Hectare is useful when discussing land quantity because it provides a precise, internationally standardized measure for describing agricultural, ecological, and urban spaces.
nounA metric unit of area equal to 10,000 square metres, or about 2.47 acres. It is commonly used for measuring land, especially agricultural and forested areas.
- A unit of land area equal to 10,000 square metres.
"The conservation project protects more than three hundred hectares of native woodland."
"The farm produces organic wheat across nearly two hundred hectares."
"The council approved a housing development on a twelve-hectare site."
The plural takes -s and is used with numbers or quantities: “several hectares,” “two hundred hectares.”
"The forest covers approximately four thousand hectares."
A hectare is a hundred ares, and each are is 100 square metres—making a hectare exactly 10,000 square metres.
Reviewed by Deb Chak, Editor. AI-assisted content curated by RJS Tech Solutions LLP.
Where does hectare come from?
The word entered English through French, where hectare was formed from Greek hekaton, meaning “hundred,” together with are, a unit of area derived from Latin area. The name reflects the structure of the metric system: a hectare is one hundred ares, and each are measures 100 square metres. The Greek hundred-root also appears in related metric words such as hectogram, hectolitre, and hectowatt.
How hectare is actually used
Hectare is a formal metric unit used in agriculture, forestry, land management, geography, and real estate. Its symbol is ha; the plural is hectares.