Convert square miles to hectares
Accurate tool to convert between mi² and ha
Area
Square miles
The square mile is an imperial unit of area.
Hectares
The hectare is a non-SI metric unit of area equal to 10,000 square meters.
Formula
To convert from mi2 to ha, multiply the area by 258.999.
mi2 (mi2)
Description
The square mile is an imperial unit of area.
History
Based on the mile.
Symbol Origin
Square of 'mile'.
Usage Context
Used for large geographical areas in the US and UK.
Main Usage
Did you know?
One square mile is equal to 640 acres.
ha (ha)
Description
The hectare is a non-SI metric unit of area equal to 10,000 square meters.
History
Introduced in 1795 as part of the metric system.
Symbol Origin
From 'hecto' (hundred) and 'are'.
Usage Context
Commonly used for measuring land, agriculture, and forestry.
Main Usage
Did you know?
A hectare is roughly equivalent to standard international rugby field.
Quick Conversion Table
| mi2 (mi2) | ha (ha) |
|---|---|
| 1 | 258.999 |
| 2 | 517.998 |
| 5 | 1294.99 |
| 10 | 2589.99 |
| 25 | 6474.97 |
| 50 | 12949.9 |
| 100 | 25899.9 |
| 500 | 129499 |
| 1000 | 258999 |
| 2500 | 647497 |
| 5000 | 1,294,990 |
| 10000 | 2,589,990 |
Frequently Asked Questions
How to convert mi2 to ha?
To convert from mi2 to ha, multiply the area by 258.999.
How many ha in 1 mi2?
1 mi2 is equal to 258.999 ha.
What is a mi2?
The square mile is an imperial unit of area.
What is a ha?
The hectare is a non-SI metric unit of area equal to 10,000 square meters.