New Rockford, North Dakota New Rockford, North Dakota New Rockford is a city in Eddy County, North Dakota, United States. It is the county seat of Eddy County. The population was 1,391 at the 2010 census. New Rockford was founded in 1883. New Rockford was founded in 1883 at the time of the arrival of the Great Northern Railway into the area. In 1915, residents mounted a challenge to have the state capital relocated from Bismarck, North Dakota to New Rockford. This was not passed and defeated, leaving Bismarck the state capital of North Dakota. New Rockford is located at (47.680579, -99.136177). According to
North Dakota State Capitol State Historical Society of North Dakota moved into the new North Dakota Heritage Center and in 1968, the North Dakota Department of Transportation occupied the building designed to provide it more office space. The Transportation Building is the last constructed on the campus to date, although a Judicial Wing was added onto the base of the capitol tower between 1977 and 1981. While the space needed by state government has increased since the original construction of the Capitol in the 1930s, the state's population has decreased. The state capitol grounds has six buildings: the capitol building, the Department of Transportation