This calculator allows you to convert from Acre to Square mile (US survey) and in a reverse direction. To convert from Acre to Square mile (US survey), enter the amount of Acre into the first input and to convert from Square mile (US survey) to Acre, enter the amount of Square mile (US survey) into the second input.
20 Acre = 0.031249875000125 Square mile (US survey)
Acre to Square meter | Acre to Square foot | Acre to Square centimeter | Acre to Hectare | Acre to Square inch | Acre to Square kilometer | Acre to Square yard | Acre to Square mile |20 Acre equal 0.031249875000125 Square mile (US survey).
Every 1 Acre = 0.0015624937500062 Square mile (US survey) and so, 20 Acre = 20 multiplied by 0.0015624937500062 = 0.031249875000125 Square mile (US survey).
What does an acre mean?
During middle ages, acre was first introduced but it's definition was not clear. It was defined as the amount of land plowed in one day by one man and an ox. No doubt that this definition can't be longer used as oxen don't work with the same rate.
Nowadays, Acre is a unit of area used commonly for measuring tracts of land which equals 43,560 square feet. We can say that the area of New York City is approximately 300,000 acres.
Acre can measure any area- rectangles, circles or even hexagons- regardless of it's shape.
The commercial acre is another acre which is used to measure roads and alleyways.
United Sates is using another acre to measure roads and alleyways, it is called the commercial acre. It is approximately 82.6 percent of an international acre(36,000 square feet).
| 10 Acre = 0.015624937500062 Square mile (US survey) |
| 11 Acre = 0.017187431250069 Square mile (US survey) |
| 12 Acre = 0.018749925000075 Square mile (US survey) |
| 13 Acre = 0.020312418750081 Square mile (US survey) |
| 14 Acre = 0.021874912500087 Square mile (US survey) |
| 15 Acre = 0.023437406250094 Square mile (US survey) |
| 16 Acre = 0.0249999000001 Square mile (US survey) |
| 17 Acre = 0.026562393750106 Square mile (US survey) |
| 18 Acre = 0.028124887500112 Square mile (US survey) |
| 19 Acre = 0.029687381250118 Square mile (US survey) |
| 20 Acre = 0.031249875000125 Square mile (US survey) |
| 21 Acre = 0.032812368750131 Square mile (US survey) |
| 22 Acre = 0.034374862500137 Square mile (US survey) |
| 23 Acre = 0.035937356250143 Square mile (US survey) |
| 24 Acre = 0.03749985000015 Square mile (US survey) |
| 25 Acre = 0.039062343750156 Square mile (US survey) |
| 26 Acre = 0.040624837500162 Square mile (US survey) |
| 27 Acre = 0.042187331250168 Square mile (US survey) |
| 28 Acre = 0.043749825000175 Square mile (US survey) |
| 29 Acre = 0.045312318750181 Square mile (US survey) |
| 30 Acre = 0.046874812500187 Square mile (US survey) |
