| Rank | County | Percentage of American Indian or Alaska Native Residents | 
                            
                                
                                    | 1 | Sioux County, North Dakota | 82.7% | 
                            
                                
                                    | 2 | Rolette County, North Dakota | 75.8% | 
                            
                                
                                    | 3 | Benson County, North Dakota | 54.5% | 
                            
                                
                                    | 4 | Mountrail County, North Dakota | 28.9% | 
                            
                                
                                    | 5 | McKenzie County, North Dakota | 18.4% | 
                            
                                
                                    | 6 | Dunn County, North Dakota | 10.4% | 
                            
                                
                                    | 7 | Ramsey County, North Dakota | 8.6% | 
                            
                                
                                    | 8 | McLean County, North Dakota | 6.8% | 
                            
                                
                                    | 9 | Pierce County, North Dakota | 4.3% | 
                            
                                
                                    | 10 | Burleigh County, North Dakota | 4.1% | 
                            
                                
                                    | 11 | Morton County, North Dakota | 3.9% | 
                            
                                
                                    | 12 | Williams County, North Dakota | 3.9% | 
                            
                                
                                    | 13 | Eddy County, North Dakota | 3.0% | 
                            
                                
                                    | 14 | Hettinger County, North Dakota | 2.8% | 
                            
                                
                                    | 15 | Towner County, North Dakota | 2.8% | 
                            
                                
                                    | 16 | Grand Forks County, North Dakota | 2.7% | 
                            
                                
                                    | 17 | Ward County, North Dakota | 2.5% | 
                            
                                
                                    | 18 | Richland County, North Dakota | 2.3% | 
                            
                                
                                    | 19 | Bottineau County, North Dakota | 2.3% | 
                            
                                
                                    | 20 | Mercer County, North Dakota | 2.3% | 
                            
                                
                                    | 21 | Slope County, North Dakota | 2.2% | 
                            
                                
                                    | 22 | Oliver County, North Dakota | 2.2% | 
                            
                                
                                    | 23 | Pembina County, North Dakota | 1.9% | 
                            
                                
                                    | 24 | Stutsman County, North Dakota | 1.5% | 
                            
                                
                                    | 25 | Walsh County, North Dakota | 1.5% | 
                            
                                
                                    | 26 | Bowman County, North Dakota | 1.4% | 
                            
                                
                                    | 27 | Cavalier County, North Dakota | 1.3% | 
                            
                                
                                    | 28 | Cass County, North Dakota | 1.3% | 
                            
                                
                                    | 29 | Nelson County, North Dakota | 1.2% | 
                            
                                
                                    | 30 | Stark County, North Dakota | 1.2% | 
                            
                                
                                    | 31 | Steele County, North Dakota | 1.1% | 
                            
                                
                                    | 32 | Grant County, North Dakota | 1.1% | 
                            
                                
                                    | 33 | Sargent County, North Dakota | 1.0% | 
                            
                                
                                    | 34 | Traill County, North Dakota | 0.9% | 
                            
                                
                                    | 35 | Sheridan County, North Dakota | 0.9% | 
                            
                                
                                    | 36 | Kidder County, North Dakota | 0.8% | 
                            
                                
                                    | 37 | Burke County, North Dakota | 0.8% | 
                            
                                
                                    | 38 | Barnes County, North Dakota | 0.8% | 
                            
                                
                                    | 39 | Adams County, North Dakota | 0.8% | 
                            
                                
                                    | 40 | Divide County, North Dakota | 0.8% | 
                            
                                
                                    | 41 | McHenry County, North Dakota | 0.7% | 
                            
                                
                                    | 42 | Griggs County, North Dakota | 0.7% | 
                            
                                
                                    | 43 | Golden Valley County, North Dakota | 0.7% | 
                            
                                
                                    | 44 | Foster County, North Dakota | 0.7% | 
                            
                                
                                    | 45 | Dickey County, North Dakota | 0.7% | 
                            
                                
                                    | 46 | Wells County, North Dakota | 0.6% | 
                            
                                
                                    | 47 | Logan County, North Dakota | 0.6% | 
                            
                                
                                    | 48 | Emmons County, North Dakota | 0.5% | 
                            
                                
                                    | 49 | McIntosh County, North Dakota | 0.5% | 
                            
                                
                                    | 50 | Ransom County, North Dakota | 0.5% | 
                            
                                
                                    | 51 | Renville County, North Dakota | 0.5% | 
                            
                                
                                    | 52 | LaMoure County, North Dakota | 0.4% | 
                            
                                
                                    | 53 | Billings County, North Dakota | 0.4% |