All counties in North Dakota
| County Name | Population | State | Rank |
|---|
| Cass County | 149,778 | North Dakota | 1 |
| Burleigh County | 81,308 | North Dakota | 2 |
| Grand Forks County | 66,861 | North Dakota | 3 |
| Ward County | 61,675 | North Dakota | 4 |
| Morton County | 27,471 | North Dakota | 5 |
| Stark County | 24,199 | North Dakota | 6 |
| Williams County | 22,398 | North Dakota | 7 |
| Stutsman County | 21,100 | North Dakota | 8 |
| Richland County | 16,321 | North Dakota | 9 |
| Rolette County | 13,937 | North Dakota | 10 |
| Ramsey County | 11,451 | North Dakota | 11 |
| Walsh County | 11,119 | North Dakota | 12 |
| Barnes County | 11,066 | North Dakota | 13 |
| Mclean County | 8,962 | North Dakota | 14 |
| Mercer County | 8,424 | North Dakota | 15 |
| Traill County | 8,121 | North Dakota | 16 |
| Mountrail County | 7,673 | North Dakota | 17 |
| Pembina County | 7,413 | North Dakota | 18 |
| Benson County | 6,660 | North Dakota | 19 |
| Bottineau County | 6,429 | North Dakota | 20 |
| Mckenzie County | 6,360 | North Dakota | 21 |
| Ransom County | 5,457 | North Dakota | 22 |
| Mchenry County | 5,395 | North Dakota | 23 |
| Dickey County | 5,289 | North Dakota | 24 |
| Pierce County | 4,357 | North Dakota | 25 |
| Wells County | 4,207 | North Dakota | 26 |
| Sioux County | 4,153 | North Dakota | 27 |
| Lamoure County | 4,139 | North Dakota | 28 |
| Cavalier County | 3,993 | North Dakota | 29 |
| Sargent County | 3,829 | North Dakota | 30 |
| Emmons County | 3,550 | North Dakota | 31 |
| Dunn County | 3,536 | North Dakota | 32 |
| Foster County | 3,343 | North Dakota | 33 |
| Bowman County | 3,151 | North Dakota | 34 |
| Nelson County | 3,126 | North Dakota | 35 |
| Mcintosh County | 2,809 | North Dakota | 36 |
| Hettinger County | 2,477 | North Dakota | 37 |
| Renville County | 2,470 | North Dakota | 38 |
| Kidder County | 2,435 | North Dakota | 39 |
| Griggs County | 2,420 | North Dakota | 40 |
| Grant County | 2,394 | North Dakota | 41 |
| Eddy County | 2,385 | North Dakota | 42 |
| Adams County | 2,343 | North Dakota | 43 |
| Towner County | 2,246 | North Dakota | 44 |
| Divide County | 2,071 | North Dakota | 45 |
| Logan County | 1,990 | North Dakota | 46 |
| Steele County | 1,975 | North Dakota | 47 |
| Burke County | 1,968 | North Dakota | 48 |
| Oliver County | 1,846 | North Dakota | 49 |
| Golden Valley County | 1,680 | North Dakota | 50 |
| Sheridan County | 1,321 | North Dakota | 51 |
| Billings County | 783 | North Dakota | 52 |
| Slope County | 727 | North Dakota | 53 |