The graph below ranks each North Dakota County by total residents according to the 2012 census estimates.
North Dakota total population by county
| County | Total Population |
| Cass |  156,672 |
| Burleigh | 85,852 |
| Grand Forks | 67,552 |
| Ward | 65,441 |
| Morton | 28,067 |
| Stark | 26,856 |
| Williams | 26,744 |
| Stutsman | 20,986 |
| Richland | 16,208 |
| Rolette | 14,347 |
| Ramsey | 11,544 |
| Walsh | 11,075 |
| Barnes | 11,036 |
| McLean | 9,368 |
| Mountrail | 8,755 |
| Mercer | 8,475 |
| Traill | 8,084 |
| McKenzie | 7,994 |
| Pembina | 7,269 |
| Benson | 6,765 |
| Bottineau | 6,591 |
| McHenry | 5,798 |
| Ransom | 5,470 |
| Dickey | 5,259 |
| Pierce | 4,467 |
| Sioux | 4,331 |
| Wells | 4,274 |
| LaMoure | 4,126 |
| Dunn | 3,972 |
| Cavalier | 3,950 |
| Sargent | 3,897 |
| Emmons | 3,487 |
| Foster | 3,396 |
| Bowman | 3,214 |
| Nelson | 3,091 |
| McIntosh | 2,765 |
| Hettinger | 2,559 |
| Renville | 2,557 |
| Kidder | 2,432 |
| Eddy | 2,374 |
| Griggs | 2,357 |
| Grant | 2,343 |
| Towner | 2,331 |
| Adams | 2,309 |
| Divide | 2,234 |
| Burke | 2,178 |
| Steele | 1,993 |
| Logan | 1,940 |
| Oliver | 1,835 |
| Golden Valley | 1,802 |
| Sheridan | 1,263 |
| Billings | 904 |
| Slope | 756 |