Square mile
A square mile is an Imperial unit of area equal the area of a square of one statute mile (≈1,609 m) in length on each side. It is not a metric unit. The other major Imperial unit of area is the acre, of which there are 640 in a square mile.
Metric
- Square kilometre (km²)2.59
- Hectare (ha)259
- Are (a)25,899.88
- Square metre (m²)2,589,987.83
- Square decimetre (dm²)258,998,783.22
- Square centimetre (cm²)2.59×10¹⁰
- Square millimetre (mm²)2.59×10¹²
- Square micrometre (µm²)2.59×10¹⁸
- Square nanometre (nm²)2.59×10²⁴
British/American
- Township0.03
- Square mile1
- Homestead4
- Acre640
- Rood2,560
- Square rod102,400.01
- Square278,783.96
- Square yard (yr²)3,097,599.55
- Square foot (ft²)27,878,395.93
- Square inch (in²)4.01×10⁹
Other
- Metric dunam2,589.99
- Cypriot dunam1,936
- Iraqi dunam1,036
- Football pitch362.74
Brazilian
- Alqueire paulista107.02
- Alqueire mineiro53.51
- Alqueire baiano26.73
- Alqueire do norte95.22