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Convert acre to square mile (US survey)
Please provide values below to Convert acre to square mile (US survey), or vice versa.
What is an Acre?
The Acre is a unit of area commonly used in the United States and the United Kingdom. One acre is equal to 43,560 square feet, or approximately 4047 square meters.
What is a US Square Mile?
The US Square Mile is a unit of area based on the US survey mile. It is equivalent to approximately 2.58999847 square kilometers. While very close to the international square mile, there's a slight difference due to the historical definition of the US survey foot.
acre to square mile (US survey) Conversion Table
| acre | square mile (US survey) |
|---|---|
| 0.01 acre | 1.56249375001e-5 square mile (US survey) |
| 0.1 acre | 0.000156249375001 square mile (US survey) |
| 1 acre | 0.00156249375001 square mile (US survey) |
| 2 acre | 0.00312498750001 square mile (US survey) |
| 3 acre | 0.00468748125002 square mile (US survey) |
| 5 acre | 0.00781246875003 square mile (US survey) |
| 10 acre | 0.0156249375001 square mile (US survey) |
| 20 acre | 0.0312498750001 square mile (US survey) |
| 50 acre | 0.0781246875003 square mile (US survey) |
| 100 acre | 0.156249375001 square mile (US survey) |
| 1000 acre | 1.56249375001 square mile (US survey) |
How to Convert acre to square mile (US survey)
1 acre = 0.0015624937500063 square mile (US survey)
1 square mile (US survey) = 640.00256000767 acre
Example: convert 15 acre to square mile (US survey):
15 × 0.0015624937500063 = 0.023437406250094 square mile (US survey)