Ranking of North Dakota Counties By Population in 2021
Updated on June 18, 2025.
Based on the US Census Vintage data estimates, in 2021, the Population for North Dakota was 777.97K. Among all North Dakota counties, Cass County had the highest population (189.33K), followed by Burleigh County (99.39K), and Grand Forks County (72.41K).
The chart below shows the top 10 counties, and the table below shows the ranking of all North Dakota counties.
You can see similar ranking information for related topics, and for other states. You can also see the ranking of all counties in the United States.
Related Topics: North Dakota Census Vintage Data Topic List.
Data Source: US Census Bureau (Vintage), 2021 Census.
See this for other years:
Ranking of North Dakota Counties By Population in 2021
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| Rank | County | Population |
|---|---|---|
| 1 | Cass County | 189330 |
| 2 | Burleigh County | 99386 |
| 3 | Grand Forks County | 72409 |
| 4 | Ward County | 69265 |
| 5 | Williams County | 38506 |
| 6 | Morton County | 33581 |
| 7 | Stark County | 33031 |
| 8 | Stutsman County | 21607 |
| 9 | Richland County | 16547 |
| 10 | McKenzie County | 13855 |
| 11 | Rolette County | 12074 |
| 12 | Ramsey County | 11619 |
| 13 | Barnes County | 10714 |
| 14 | Walsh County | 10483 |
| 15 | McLean County | 9819 |
| 16 | Mountrail County | 9578 |
| 17 | Mercer County | 8336 |
| 18 | Traill County | 7968 |
| 19 | Pembina County | 6767 |
| 20 | Bottineau County | 6417 |
| 21 | Benson County | 5773 |
| 22 | Ransom County | 5677 |
| 23 | McHenry County | 5224 |
| 24 | Dickey County | 4903 |
| 25 | LaMoure County | 4054 |
| 26 | Dunn County | 4014 |
| 27 | Pierce County | 3951 |
| 28 | Wells County | 3896 |
| 29 | Sargent County | 3849 |
| 30 | Sioux County | 3750 |
| 31 | Cavalier County | 3677 |
| 32 | Foster County | 3366 |
| 33 | Emmons County | 3262 |
| 34 | Nelson County | 3055 |
| 35 | Bowman County | 2901 |
| 36 | McIntosh County | 2519 |
| 37 | Hettinger County | 2428 |
| 38 | Kidder County | 2364 |
| 39 | Eddy County | 2318 |
| 40 | Grant County | 2308 |
| 41 | Griggs County | 2290 |
| 42 | Renville County | 2272 |
| 43 | Divide County | 2182 |
| 44 | Adams County | 2156 |
| 45 | Burke County | 2152 |
| 46 | Towner County | 2116 |
| 47 | Oliver County | 1876 |
| 48 | Logan County | 1860 |
| 49 | Steele County | 1803 |
| 50 | Golden Valley County | 1754 |
| 51 | Sheridan County | 1265 |
| 52 | Billings County | 964 |
| 53 | Slope County | 695 |