The hectare is a large area unit widely used for land measurement. One hectare is exactly 10,000 square meters.
The hectare (100 ares, 10,000 m²) dates from the French metric system of 1795. It is not an SI unit but is accepted for use with the SI and is the standard unit for farmland and land area in most countries.
Measurement system: Metric system, accepted with SI. SI equivalent: 1 ha = 10000 m².
Hectare facts
- Unit name
- Hectare
- Symbol
- ha
- Category
- Area
- Measurement system
- Metric system, accepted with SI
- SI equivalent
- 1 ha = 10000 m²
- Common uses
- Agricultural land, zoning and large plot records
Definition of the hectare
The hectare is a large area unit widely used for land measurement. One hectare is exactly 10,000 square meters.
Measurement system and SI relationship
Metric system, accepted with SI
SI equivalent: 1 ha = 10000 m²
History of the hectare
The hectare (100 ares, 10,000 m²) dates from the French metric system of 1795. It is not an SI unit but is accepted for use with the SI and is the standard unit for farmland and land area in most countries.
Where is the hectare used?
Agricultural land, zoning and large plot records