The image below represents square miles to hectares.
To convert square miles to hectares, one essential parameter is needed and this parameter is Unit Value.
The formula for converting square miles to hectares:
1 Square Mile = 258.9988 Hectares
Let’s solve an example;
Find the conversion of square miles to hectares when the unit value is 4.
1 Square Mile = 258.9988 Hectares
Then,
4 Square Miles = (4 x 258.9988) Hectares
4 Square Miles = 1035.9952 Hectares
Therefore, the hectare(s) is 1035.99.