Hectare to Square Mile Converter

Convert hectares (ha) to square miles (sq mi) instantly

0.003861
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How to Convert Hectares to Square Miles

To convert hectares (ha) to square miles (sq mi), multiply the area value by 0.003861. This conversion factor comes from the relationship between these two units of area measurement.

Formula

Square Miles = Hectares × 0.003861

Common Conversions

  • 1 hectare = 0.003861 square miles
  • 10 hectares = 0.03861 square miles
  • 100 hectares = 0.3861 square miles
  • 1000 hectares = 3.861 square miles
Did you know? One hectare is exactly 10,000 square meters, which is equivalent to a square with sides of 100 meters each.