Convert square hectometer [hm^2] to square foot (US survey) Online | Free area Converter

Square Hectometer [hm²]


A square hectometer (hm²) is a unit of area equal to a square with sides 1 hectometer (100 meters) long.

1 hm² = 10,000 m² = 1 hectare (ha).

It is used to measure large areas like fields or forests, similar to hectares.


Square Foot (US Survey)


The square foot (US survey) is a unit of area based on the US survey foot, which is slightly longer than the international foot. It is mainly used in land surveying and mapping in the United States.



  • 1 US survey foot = 1200⁄3937 meters (approximately 0.3048006096 m)



  • 1 square foot (US survey) ≈ 0.0929034116 m²



This unit helps maintain consistency in US land measurements, especially in legal and cadastral contexts.



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