Convert hectares to square kilometers

Precise decimal and fraction answers

The conversion in square kilometers rounded to six significant decimal places is 1 ha = 0.0100000 km². The precise fraction answer is ¹/₁₀₀ km².

Hectares to square kilometers conversion factor and formulas

The conversion factor between hectares and square kilometers is 100. This represents the ratio of hectares per one square kilometer. To calculate the value in square kilometers, we can either divide by the conversion factor or multiply by its inverse.

Division

To convert from hectares to square kilometers, divide hectares by 100.
The formula is expressed as:
ha ÷ 100 = km²

Multiplication

Alternatively we can multiply by the inverse conversion factor to get the same result.
The inverse of 100 is 1/100 or 0.01. To convert from hectares to square kilometers, multiply hectares by 0.01.
The formula is expressed as:
ha × 0.01 = km²

About this conversion

A conversion from hectares to square kilometers are units within in the metric (SI) or SI compatible systems.

About Hectares

The hectare is a metric measure of area defined by a square with sides 100 meters in length. One hundred hectares equal a square kilometer. The unit is widely used in the measure of large areas of land. While it is not an official SI unit, the hectare is fully compatible with the metric system and used in most countries which have adopted metric units.

Reverse this conversion

Convert from square kilometers to hectares instead.

References and Citations

1. International Bureau of Weights and Measures (BIPM) The International System of Units (SI)