Convert acre to square mile


acre
miles squared


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acre [commercial]
acre [Ireland]
acre [survey]
to square mile
square mile [nautical]
square mile [survey, U.S. statute]

More information from the unit converter

How many acre in 1 miles squared? The answer is 640. We assume you are converting between acre and square mile. You can view more details on each measurement unit: acre or miles squared The SI derived unit for area is the square meter. 1 square meter is equal to 0.00024710538146717 acre, or 3.8610215854245E-7 miles squared. Note that rounding errors may occur, so always check the results. Use this page to learn how to convert between acres and square miles. Type in your own numbers in the form to convert the units!



Quick conversion chart of acre to miles squared

1 acre to miles squared = 0.00156 miles squared

10 acre to miles squared = 0.01563 miles squared

50 acre to miles squared = 0.07813 miles squared

100 acre to miles squared = 0.15625 miles squared

200 acre to miles squared = 0.3125 miles squared

500 acre to miles squared = 0.78125 miles squared

1000 acre to miles squared = 1.5625 miles squared


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Common area conversions


Definition: Acre

An acre is a measure of land area in Imperial units or U.S. customary units. It is equal to 43 560 square feet, 4840 square yards, or 160 square rods. The precise meaning of this depends on the exact definition adopted for a foot: the international acre is 4 046.856 422 4 m² (for the UK, see). For measurements based specifically on the US survey foot the US survey acre is ca. 4 046.872 610 m².


Definition: Square mile

A square mile is defined as the area of a square with sides one mile in length.

The definition of a mile is as follows:

A mile is any of several units of distance, or, in physics terminology, of length. Today, one mile is mainly equal to about 1609 m on land and 1852 m at sea and in the air, but see below for the details. The abbreviation for mile is 'mi'. There are more specific definitions of 'mile' such as the metric mile, statute mile, nautical mile, and survey mile. On this site, we assume that if you only specify 'mile' you want the statute mile.


Metric conversions and more

ConvertUnits.com provides an online conversion calculator for all types of measurement units. You can find metric conversion tables for SI units, as well as English units, currency, and other data. Type in unit symbols, abbreviations, or full names for units of length, area, mass, pressure, and other types. Examples include mm, inch, 70 kg, 150 lbs, US fluid ounce, 6'3", 10 stone 4, cubic cm, metres squared, grams, moles, feet per second, and many more!