| Rank | County | Percentage of Seniors | 
                            
                                
                                    | 1 | McIntosh County, North Dakota | 33.3% | 
                            
                                
                                    | 2 | Sheridan County, North Dakota | 30.6% | 
                            
                                
                                    | 3 | Griggs County, North Dakota | 27.7% | 
                            
                                
                                    | 4 | Grant County, North Dakota | 27.6% | 
                            
                                
                                    | 5 | Wells County, North Dakota | 27.5% | 
                            
                                
                                    | 6 | Logan County, North Dakota | 27.3% | 
                            
                                
                                    | 7 | Emmons County, North Dakota | 27.3% | 
                            
                                
                                    | 8 | Nelson County, North Dakota | 27.2% | 
                            
                                
                                    | 9 | Cavalier County, North Dakota | 25.7% | 
                            
                                
                                    | 10 | Towner County, North Dakota | 25.0% | 
                            
                                
                                    | 11 | LaMoure County, North Dakota | 25.0% | 
                            
                                
                                    | 12 | Hettinger County, North Dakota | 24.8% | 
                            
                                
                                    | 13 | Divide County, North Dakota | 24.5% | 
                            
                                
                                    | 14 | Adams County, North Dakota | 24.4% | 
                            
                                
                                    | 15 | Steele County, North Dakota | 24.4% | 
                            
                                
                                    | 16 | Eddy County, North Dakota | 24.2% | 
                            
                                
                                    | 17 | Pierce County, North Dakota | 23.1% | 
                            
                                
                                    | 18 | Foster County, North Dakota | 22.7% | 
                            
                                
                                    | 19 | Dickey County, North Dakota | 22.0% | 
                            
                                
                                    | 20 | McLean County, North Dakota | 21.6% | 
                            
                                
                                    | 21 | Bowman County, North Dakota | 20.9% | 
                            
                                
                                    | 22 | Pembina County, North Dakota | 20.9% | 
                            
                                
                                    | 23 | Walsh County, North Dakota | 20.9% | 
                            
                                
                                    | 24 | Bottineau County, North Dakota | 20.8% | 
                            
                                
                                    | 25 | Kidder County, North Dakota | 20.8% | 
                            
                                
                                    | 26 | Golden Valley County, North Dakota | 20.2% | 
                            
                                
                                    | 27 | Ransom County, North Dakota | 20.1% | 
                            
                                
                                    | 28 | Barnes County, North Dakota | 19.8% | 
                            
                                
                                    | 29 | McHenry County, North Dakota | 19.7% | 
                            
                                
                                    | 30 | Renville County, North Dakota | 19.1% | 
                            
                                
                                    | 31 | Sargent County, North Dakota | 19.0% | 
                            
                                
                                    | 32 | Burke County, North Dakota | 18.9% | 
                            
                                
                                    | 33 | Traill County, North Dakota | 18.6% | 
                            
                                
                                    | 34 | Slope County, North Dakota | 18.5% | 
                            
                                
                                    | 35 | Ramsey County, North Dakota | 17.9% | 
                            
                                
                                    | 36 | Stutsman County, North Dakota | 17.0% | 
                            
                                
                                    | 37 | Billings County, North Dakota | 17.0% | 
                            
                                
                                    | 38 | Oliver County, North Dakota | 17.0% | 
                            
                                
                                    | 39 | Mercer County, North Dakota | 16.7% | 
                            
                                
                                    | 40 | Dunn County, North Dakota | 15.4% | 
                            
                                
                                    | 41 | Richland County, North Dakota | 15.3% | 
                            
                                
                                    | 42 | Morton County, North Dakota | 14.8% | 
                            
                                
                                    | 43 | Stark County, North Dakota | 14.4% | 
                            
                                
                                    | 44 | Burleigh County, North Dakota | 13.9% | 
                            
                                
                                    | 45 | Benson County, North Dakota | 12.3% | 
                            
                                
                                    | 46 | Ward County, North Dakota | 12.2% | 
                            
                                
                                    | 47 | Mountrail County, North Dakota | 12.2% | 
                            
                                
                                    | 48 | Williams County, North Dakota | 12.1% | 
                            
                                
                                    | 49 | McKenzie County, North Dakota | 11.6% | 
                            
                                
                                    | 50 | Grand Forks County, North Dakota | 10.8% | 
                            
                                
                                    | 51 | Cass County, North Dakota | 10.3% | 
                            
                                
                                    | 52 | Rolette County, North Dakota | 10.0% | 
                            
                                
                                    | 53 | Sioux County, North Dakota | 7.3% |