A standard American football field is 1.32 acres. The standard size for an American football field, including the end zones, is 360 feet long by 160 feet wide, or 57,600 square feet. More »

There are 43,560 square feet in an acre. This is equal to 1/640 of a square mile, or approximately 80 percent of the area of an American football field, including the end zones. More »

www.reference.com Science Measurements

One square mile equals 640 survey acres. A survey acre is a U.S. customary unit of area derived from the Imperial system of measurement and is used primarily in the United States. More »

An American football field is 160 feet wide and 360 feet long. The field is surrounded by a white border which is 6 feet wide. All of the border area is out-of-bounds. More »

Walter Camp, a rugby player from Yale University, created American football in the 1880s. The game grew out of a combination of soccer and rugby. More »

The sport of American football was invented in New Brunswick, N.J., on Nov. 6, 1869. Players from Princeton and Rutgers Universities participated in an intercollegiate contest that closely resembled a soccer-style game, ... More »

In American football, a "bye" is when a team does not have a game during a given week in the course of the regular season. The NFL uses byes to extend the regular season to 17 weeks. Bye weeks typically occur between the... More »