Hectares to Square Kilometers Converter

Convert hectares to square kilometers instantly with a free bidirectional area converter.

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Sources & References

International System of Units (SI): area

Area is measured in the square metre (m²); 1 acre = 4046.8726 m². Conversions between SI and other units use exact, internationally agreed factors maintained by NIST.
→Source: NIST — International System of Units (SI)

International System of Units (SI)

Authoritative definitions for area, from the BIPM SI Brochure (9th edition), the defining reference for the SI.
→Source: BIPM — SI Brochure (9th ed.)

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