What is 1 square mile (US survey) to acre?
The converted value is:1 square mile (US survey) = 640.00256000767 acre
Keep reading to learn how to Convert 1 square mile (US survey) to acre.
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.
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.
How to Convert 1 square mile (US survey) to acre
Use this conversion formula:
output = input × 640.002560008 + (0)
1 square mile (US survey) = 640.002560008 acre
You can convert other values to acre using the converter below, which is built on our: square mile (US survey) to acre converter