Where are the largest areas of ranching and grazing?

Areas in Western United States and Canada. Australia and New Zealand are also home to large ranches (they call them stations down there) and grazing operations. Western States include South Dakota, Montana, Texas, Oklahoma, Colorado, Nevada, Nebraska, Kansas, Arkansas, North Dakota, California, Arizona, New Mexico, and Utah. In Canada, Alberta, Saskatchewan, British Columbia and Manitoba are the largest areas where you will find many grazing and ranching operations.