Sterling is an unincorporated community in Burleigh County, North Dakota, United States at the intersection of Interstate 94 and U.S. Route 83. It is part of the "Bismarck, ND Metropolitan Statistical Area" or "Bismarck-Mandan". Sterling's US Postal Code is 58572. Sterling was not a census-designated place in the 2000 census. Demographics Population figures are estimates. References Unincorporated communities in North Dakota Unincorporated communities in Burleigh County, North Dakota