Square Mile [mi2] to Hectare [ha] Converter
How to Convert Square Mile to Hectare
1 mi2 = 258.999061678388 ha
1 ha = 0.0038610178489439854 mi2
Example: convert 10 mi2 to ha:
10 mi2 = 10 x 258.999061678388 = 2589.99061678388 ha
Square Mile
Definition: A square mile (mi²) is a unit of area equal to the area of a square that is 1 mile on each side. It is commonly used in the United States and other countries that use the imperial system.
History/origin: The square mile is derived from the mile, which has ancient origins and was traditionally based on the distance a Roman legion could march in a certain amount of time.
Current use: Square miles are used to measure very large areas, such as the size of cities, counties, and regions. It's a common unit in geography, cartography, and environmental studies in the US.
Hectare
Definition: A hectare (ha) is a non-SI metric unit of area equal to 10,000 square meters. It is primarily used for measuring land area.
History/origin: The hectare was adopted as a unit of area following the French Revolution, along with the metric system. It is derived from the word 'hecto,' meaning one hundred, and 'are,' which is a unit of area equal to 100 square meters.
Current use: Hectares are commonly used in agriculture, forestry, land management, and urban planning to measure large areas of land. It's a widely used unit in many countries, particularly for agricultural land.
Square Mile to Hectare Conversion Table
| Units.mi2.singular [mi2] | Units.ha.singular [ha] |
|---|---|
| 0.01 mi2 | 2.5899906167838798 ha |
| 0.1 mi2 | 25.899906167838797 ha |
| 1 mi2 | 258.999061678388 ha |
| 10 mi2 | 2589.99061678388 ha |
| 50 mi2 | 12949.953083919398 ha |
| 100 mi2 | 25899.906167838795 ha |
| 1000 mi2 | 258999.06167838798 ha |
| 10000 mi2 | 2589990.6167838797 ha |