The **hectare**, often abbreviated to **"ha**", is a unit of measurement for areas and corresponds to 10,000 square meters or one square with a side length of 100 meters. The hectare is a key unit for measuring large areas, particularly in the fields of agriculture and forestry.

## Calculator

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- Select the area measure into which you want to convert hectares.
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## Use of the hectare:

**Agriculture**: The hectare is the most commonly used unit to describe agricultural land, whether for fields, meadows or vineyards.**Forestry**: In forestry, the area of woodland is also often expressed in hectares.**Urban planning**: In the development of new housing estates or industrial zones, the total area is often calculated in hectares.**Nature conservation**: Nature reserves or protected areas are often measured in hectares.

## Conversion to other area units:

The hectare is directly related to the square meter, making conversion to other units of area straightforward:

**Square kilometer (km²)**: One hectare equals 0.01 km².**Ar**: One hectare is equal to 100 ares, as one ar is equal to 100 m².**Square meter (m²)**: One hectare corresponds to 10,000 m².**Square centimeter (cm²)**: One hectare is equal to 100,000,000 cm².**Square millimeter (mm²)**: One hectare is equal to 10,000,000,000 mm².

Due to its direct relationship to the square meter, it is the preferred unit for describing and calculating area in many regions and industries

## Surfaces

- Acre
- Ar
- Hectare
- Hectares in square kilometers
- Square centimeter
- Square centimeters in square meters
- Square decimeter
- Square foot
- Square inch
- Square kilometer
- Square meter
- Square meters in ar
- Square meters in hectares
- Square meters in square kilometers
- Square mile
- Square millimeter
- Square millimeters in square centimeters
- Square yard

## Surfaces

- Acre
- Ar
- Hectare
- Hectares in square kilometers
- Square centimeter
- Square centimeters in square meters
- Square decimeter
- Square foot
- Square inch
- Square kilometer
- Square meter
- Square meters in ar
- Square meters in hectares
- Square meters in square kilometers
- Square mile
- Square millimeter
- Square millimeters in square centimeters
- Square yard

Author: Daniel Herndler

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