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Convert square mile to acre (US survey)
Please provide values below to Convert square mile to acre (US survey), or vice versa.
What is a Square Mile?
The Square Mile is a unit of area equal to the area of a square with sides one mile long. One square mile is equal to 640 acres or approximately 2.59 square kilometers.
What is a US Acre?
The US Acre is a unit of area equal to 43,560 US survey square feet. It is very slightly different from the international acre due to the difference between the US survey foot and the international foot.
square mile to acre (US survey) Conversion Table
| square mile | acre (US survey) |
|---|---|
| 0.01 square mile | 6.39997440003 acre (US survey) |
| 0.1 square mile | 63.9997440003 acre (US survey) |
| 1 square mile | 639.997440003 acre (US survey) |
| 2 square mile | 1279.99488001 acre (US survey) |
| 3 square mile | 1919.99232001 acre (US survey) |
| 5 square mile | 3199.98720001 acre (US survey) |
| 10 square mile | 6399.97440003 acre (US survey) |
| 20 square mile | 12799.9488001 acre (US survey) |
| 50 square mile | 31999.8720001 acre (US survey) |
| 100 square mile | 63999.7440003 acre (US survey) |
| 1000 square mile | 639997.440003 acre (US survey) |
How to Convert square mile to acre (US survey)
1 square mile = 639.99744000255 acre (US survey)
1 acre (US survey) = 0.0015625062500188 square mile
Example: convert 15 square mile to acre (US survey):
15 × 639.99744000255 = 9599.9616000383 acre (US survey)