Convert Hectares (ha) to Square Miles (mi²)
Enter a value below to convert Hectares (ha) to Square Miles (mi²).
Conversion:
1 Hectares (ha) = 0.0038610215854 Square Miles (mi²)
How to Convert Hectares (ha) to Square Miles (mi²)
1 ha = 0.0038610215854 mi2
1 mi2 = 258.99881103 ha
Example: convert 15 Hectares (ha) to Square Miles (mi²):
25 ha = 0.096525539636 mi2
Hectares (ha) to Square Miles (mi²) Conversion Table
| Hectares (ha) | Square Miles (mi²) |
|---|---|
| 0.01 ha | 0.000038610215854 mi2 |
| 0.1 ha | 0.00038610215854 mi2 |
| 1 ha | 0.0038610215854 mi2 |
| 2 ha | 0.0077220431708 mi2 |
| 3 ha | 0.011583064756 mi2 |
| 5 ha | 0.019305107927 mi2 |
| 10 ha | 0.038610215854 mi2 |
| 20 ha | 0.077220431708 mi2 |
| 50 ha | 0.19305107927 mi2 |
| 100 ha | 0.38610215854 mi2 |
| 1000 ha | 3.8610215854 mi2 |
Hectares (ha)
Definition
A hectare (ha) is a metric unit of area equal to 10,000 square meters or 100 ares. It represents the area of a square with sides of 100 meters.
History
The hectare was introduced in France in 1795 as part of the metric system. It was officially adopted by the International Committee for Weights and Measures and remains widely used alongside SI units.
Current use
Hectares are the standard unit for measuring agricultural land, forests, and large plots in most countries worldwide. Australia, the EU, and many African and Asian nations use hectares for land registration.
Square Miles (mi²)
Definition
A square mile (mi²) is an imperial unit of area equal to the area of a square with sides of 1 mile. It equals 640 acres or approximately 2.59 square kilometers.
History
The square mile has been used since the establishment of the statute mile in England. As settlements expanded, the square mile became the standard for measuring large tracts of land, counties, and states.
Current use
Square miles are used primarily in the United States and the United Kingdom to express the area of cities, counties, states, and natural parks. Population density is often stated in people per square mile.