Square Mile to Hectare
Convert mi² to ha instantly — free, no sign-up.
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About the Square Mile (mi²)
The Square Mile is used for large land areas like counties and metropolitan regions, equal to 640 acres.
About the Hectare (ha)
The Hectare is equal to 10,000 square meters, the standard unit for land area and agriculture across most of the world.
How to convert mi² to ha
- Enter the value in mi² in the box above.
- The ha equivalent updates instantly.
- Use the swap button to convert ha back to mi² just as easily.