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.
Kirkby is a name that was brought to England by the ancestors of the Kirkby family when they migrated to the region after the Norman Conquest in 1066. The Kirkby family lived at Kirkby in Furness. The name Kirkby means village with a church.
Kirksville is a city in and the county seat of Adair County, Missouri, United States. Located in the Benton Township, its population was 17,505 at the 2010 census. Kirksville is home to two colleges: Truman State University and A.T. Still University.