# Convert Square Miles to Hectares

## Learn How to Convert Square Miles to Hectares Using our Conversion Formula

Converting a square mile area measurement to a hectare measurement involves multiplying your area by the conversion ratio to find the result. A square mile is equal to 258.998811 hectares, so to convert simply multiply by 258.998811.

For example, 5sq mi = (5 × 258.998811) = 1,294.994055ha.

Learn more about finding the area of your space using our area calculator.

Square miles and hectares are both units used to measure area. Learn more about area and
find more area measurement conversion calculators.
A square mile is an imperial measurement and can be abbreviated as *sq mi*, for example 1sq mi.
A hectare is a metric measurement and can be abbreviated as *ha*, for example 1ha.
Learn more about the metric system, including the common unit prefixes and how to convert between metric units.

## More Area Conversions

- Convert to Acres Area
- 1sq mi is equal to 640.004929 acres
- Convert to Square Yards Area
- 1sq mi is equal to 3,097,600 square yards
- Convert to Square Feet Area
- 1sq mi is equal to 27,878,400 square feet
- Convert to Square Inches Area
- 1sq mi is equal to 4,014,489,599 square inches
- Convert to Square Kilometers Area
- 1sq mi is equal to 2.589988 square kilometers
- Convert to Ares Area
- 1sq mi is equal to 25,900 ares
- Convert to Square Meters Area
- 1sq mi is equal to 2,589,988 square meters
- Convert to Square Centimeters Area
- 1sq mi is equal to 25,899,881,100 square centimeters
- Convert to Square Millimeters Area
- 1sq mi is equal to 2,589,988,110,000 square millimeters

## Square Mile Measurements and Equivalent Hectare Conversions

Square Miles | Hectares | Square Miles | Hectares | Square Miles | Hectares |
---|---|---|---|---|---|

1 | 259 | 21 | 5,439 | 41 | 10,619 |

2 | 518 | 22 | 5,698 | 42 | 10,878 |

3 | 777 | 23 | 5,957 | 43 | 11,137 |

4 | 1,036 | 24 | 6,216 | 44 | 11,396 |

5 | 1,295 | 25 | 6,475 | 45 | 11,655 |

6 | 1,554 | 26 | 6,734 | 46 | 11,914 |

7 | 1,813 | 27 | 6,993 | 47 | 12,173 |

8 | 2,072 | 28 | 7,252 | 48 | 12,432 |

9 | 2,331 | 29 | 7,511 | 49 | 12,691 |

10 | 2,590 | 30 | 7,770 | 50 | 12,950 |

11 | 2,849 | 31 | 8,029 | 51 | 13,209 |

12 | 3,108 | 32 | 8,288 | 52 | 13,468 |

13 | 3,367 | 33 | 8,547 | 53 | 13,727 |

14 | 3,626 | 34 | 8,806 | 54 | 13,986 |

15 | 3,885 | 35 | 9,065 | 55 | 14,245 |

16 | 4,144 | 36 | 9,324 | 56 | 14,504 |

17 | 4,403 | 37 | 9,583 | 57 | 14,763 |

18 | 4,662 | 38 | 9,842 | 58 | 15,022 |

19 | 4,921 | 39 | 10,101 | 59 | 15,281 |

20 | 5,180 | 40 | 10,360 | 60 | 15,540 |