Fargo is the largest city in the State of North Dakota, accounting for nearly 16% of the state population. Fargo is also the county seat of Cass County. According to the 2013 United States Census estimates, its population was 113,658. Fargo, along with its twin city of Moorhead, Minnesota, as well as adjacent West Fargo, North Dakota and Dilworth, Minnesota, form the core of the Fargo-Moorhead, ND-MN Metropolitan Statistical Area, which in 2013 contained a population of 223,490. In 2014, Forbes magazine ranked Fargo as the fourth fastest-growing small city in the United States.
Founded in 1871, Fargo is a cultural, retail, health care, educational, and industrial center. Fargo is home to North Dakota State University. Fargo is in the Red River of the North floodplain.