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
U.S. Route 81 in North Dakota U.S. Route 81 in North Dakota U.S. Route 81 (US 81) is a part of the U.S. Highway System that travels from Fort Worth, Texas, to the Pembina–Emerson Border Crossing near Pembina. In the state of North Dakota, US 81 extends from the South Dakota border north to the Canada-United States border. U.S. 81 enters North Dakota concurrently with Interstate 29 (I-29). It heads north from the South Dakota border, passing through Fargo, to the north side of Grand Forks. There it splits off to the northwest, passing through the city of Manvel. It parallels I-29, passing through the town