The number of farms in the United States in 2011 is estimated at 2.2 million, down slightly from 2010. Total land in farms, at 917 million acres, decreased 1.85 million acres from 2010. The average farm size is 420 acres, up 1 acre from the previous year.
The number of operations with hogs totaled 69,100 for 2011, unchanged from 2010. Places with 2,000 or more head accounted for 87 percent of the inventory.
February 2012/ NASS-USDA/ United states.