Convert square foot (US survey) to square mile (US survey)
Please provide values below to convert square foot (US survey) [ft^2 (US)] to square mile (US survey) [mi^2 (US)], or Convert square mile (US survey) to square foot (US survey).
How to Convert Square Foot (Us Survey) to Square Mile (Us Survey)
1 ft^2 (US) = 3.58700642743001e-08 mi^2 (US)
Example: convert 15 ft^2 (US) to mi^2 (US):
15 ft^2 (US) = 15 × 3.58700642743001e-08 mi^2 (US) = 5.38050964114502e-07 mi^2 (US)
Square Foot (Us Survey) to Square Mile (Us Survey) Conversion Table
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Square Foot (Us Survey)
A square foot (US survey) is a unit of area equal to the area of a square with sides measuring one foot, primarily used in land measurement and real estate in the United States.
History/Origin
The square foot originated from the foot as a unit of length, which has been used since ancient times. Its application as an area measurement became standardized in the United States for land and property measurements in the 19th and 20th centuries.
Current Use
Today, the square foot (US survey) is widely used in real estate, construction, and land surveying within the United States to measure property sizes, building areas, and land plots.
Square Mile (Us Survey)
A square mile (US survey) is a unit of area equal to the area of a square with sides of one mile, specifically used in the United States survey system.
History/Origin
The square mile has been used historically in land measurement and mapping in the United States, originating from the British imperial system. It is commonly employed in surveying and land division, especially in rural and agricultural contexts.
Current Use
Today, the square mile (US survey) is primarily used in land surveying, real estate, and geographic data within the United States, particularly for measuring large land areas such as counties, states, and national parks.