Hectares to square miles area units conversion factor is 0.00386102159 (there are 258.999 hectares in 1 square mile). To find out how many sq. miles in hectares, multiply by the conversion factor or simply use the converter.
1 Hectare = 0.00386102159 Square Mile
Hectare is a metric system area unit and used globally in land measurement, agriculture and forestry. It equals to 10,000 square meters. The abbreviation is "ha".
Square mile is an imperial and US Customary area unit and used mostly in measuring land. The abbreviations are "mi2" and "sq mi".