Hectares to Square Miles
Convert hectares (ha) to square miles (mi²). Type in either box; the other updates as you go.
How to convert hectares to square miles
To convert hectares to square miles, multiply the number of hectares by 0.003861021585.
Example
Convert 5 hectares to square miles:
Hectare to square mile conversion chart
| Hectares (ha) | Square Miles (mi²) |
|---|---|
| 1 ha | 0.003861022 mi² |
| 2 ha | 0.007722043 mi² |
| 3 ha | 0.01158306 mi² |
| 4 ha | 0.01544409 mi² |
| 5 ha | 0.01930511 mi² |
| 6 ha | 0.02316613 mi² |
| 7 ha | 0.02702715 mi² |
| 8 ha | 0.03088817 mi² |
| 9 ha | 0.03474919 mi² |
| 10 ha | 0.03861022 mi² |
| 12 ha | 0.04633226 mi² |
| 15 ha | 0.05791532 mi² |
| 20 ha | 0.07722043 mi² |
| 25 ha | 0.09652554 mi² |
| 30 ha | 0.1158306 mi² |
| 40 ha | 0.1544409 mi² |
| 50 ha | 0.1930511 mi² |
| 60 ha | 0.2316613 mi² |
| 70 ha | 0.2702715 mi² |
| 75 ha | 0.2895766 mi² |
| 80 ha | 0.3088817 mi² |
| 90 ha | 0.3474919 mi² |
| 100 ha | 0.3861022 mi² |
| 150 ha | 0.5791532 mi² |
| 200 ha | 0.7722043 mi² |
| 250 ha | 0.9652554 mi² |
| 500 ha | 1.930511 mi² |
| 1,000 ha | 3.861022 mi² |
Going the other way? See the square miles to hectares chart.
About the units
Hectare (ha)
A hectare is 10,000 square meters, a square 100 meters on each side, or about 2.47 acres. It is the standard unit for farmland outside the US.
Square Mile (mi²)
A square mile is 640 acres, about 2.59 square kilometers.
Frequently asked questions
How many square miles are in a hectare?
There are 0.003861021585 square miles in a hectare.
How many hectares are in a square mile?
There are 258.998811 hectares in a square mile.
How do you convert hectares to square miles?
To convert hectares to square miles, multiply the number of hectares by 0.003861021585.
What is 5 hectares in square miles?
5 hectares equals 0.0193051 square miles.
Convert between square feet, square meters, acres, hectares and other units of area. Open the area converter to see a value in every unit at once.