# 15,000 Square Feet Equals How Much Of An Acre?

Once acre is equal to 4,840 square yards, and there are nine square feet in one square yard. So once you know the numbers, it is not a difficult sum to do, just quite a large one but very easy if you have a calculator to hand. Using the numbers above, one acre is equal to 4,840 multiplied by 9 which gives you 43,560 square feet.

An acre is defined as a unit of area in a number of different systems including both the Imperial and the United States customary systems. The most common use of the unit acre is to measure tracts of land. One international acre is equal to the following measurements: 4,046.8564224 square metres and 0.40468564224 hectares. One United States acre is equal to 4,046.87261 square metres and 0.404687261 hectares. In the metric system, a hectare is the more commonly used unit of measurement for the same purpose of acre.
The word acre was defined from the old English word aecer which means field of land. Back in those days one acre was measured by the approximate amount of land that was tillable by one man behind an ox in one day.

The square foot is an imperial unit of measurement that is used mainly in the United States, United Kingdom, Canada and Hong Kong. A square foot is defined as the area of a square with sides of one foot which is approximately the same as 0.333 yards, 12 inches, or 0.3048 metres. One square foot is equal to the following measurements. 144 square inches, 1/9 square yards and approximately 0.00002295684 acres. In architecture, interior space plans and real estate a symbol for square feet is used. This symbol is a simple square with a vertical line bisecting it, or a square with a slash through it.
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