51 cities
| City | Rank | 2025 Pop. ↓ | 2020 Pop. | Annual Change | Density | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Grand Forks | 1 | 60,019 | 59,149 | 0.29% | 2,066 | 29 | City |
| Mekinock | 2 | 2,190 | 2,174 | 0.55% | 60 | 36 | Township |
| Larimore | 3 | 1,234 | 1,259 | -0.4% | 2,053 | 1 | City |
| Thompson | 4 | 1,089 | 1,096 | -0.18% | 2,521 | 0 | City |
| Northwood | 5 | 943 | 978 | -0.74% | 780 | 1 | City |
| Brenna | 6 | 798 | 795 | 0.63% | 22 | 36 | Township |
| Allendale | 7 | 555 | 553 | 0.36% | 15 | 36 | Township |
| Walle | 8 | 534 | 530 | 0.75% | 14 | 39 | Township |
| Grand Forks | 9 | 478 | 479 | 0.21% | 54 | 9 | Township |
| Emerado | 10 | 451 | 444 | 0.22% | 1,455 | 0 | City |
| Rye | 11 | 413 | 408 | 1.23% | 15 | 28 | Township |
| Ferry | 12 | 377 | 375 | 0.53% | 8 | 46 | Township |
| Manvel | 13 | 364 | 372 | -0.55% | 1,273 | 0 | City |
| Blooming | 14 | 294 | 292 | 0.34% | 9 | 34 | Township |
| Arvilla | 15 | 285 | 284 | 0.35% | 8 | 36 | Township |
| Reynolds | 16 | 273 | 271 | 0% | 350 | 1 | City |
| Falconer | 17 | 255 | 255 | 0.39% | 23 | 11 | Township |
| Gilby | 18 | 241 | 244 | -0.41% | 1,362 | 0 | City |
| Hegton | 19 | 201 | 200 | 0% | 6 | 36 | Township |
| Inkster | 20 | 190 | 189 | 0% | 5 | 35 | Township |
| Americus | 21 | 185 | 187 | 0.54% | 5 | 36 | Township |
| Oakville | 22 | 183 | 177 | 1.67% | 5 | 35 | Township |
| Union | 23 | 182 | 183 | 0% | 5 | 36 | Township |
| Turtle River | 24 | 169 | 168 | 0.6% | 5 | 33 | Township |
| Chester | 25 | 151 | 150 | 0.67% | 4 | 36 | Township |
| Pleasant View | 26 | 139 | 139 | 0% | 4 | 36 | Township |
| Northwood | 27 | 135 | 135 | 0% | 4 | 35 | Township |
| Washington | 28 | 128 | 129 | 0.79% | 4 | 36 | Township |
| Elm Grove | 29 | 126 | 122 | 1.61% | 3 | 36 | Township |
| Larimore | 30 | 107 | 103 | 2.88% | 3 | 36 | Township |
| Avon | 31 | 90 | 88 | 1.12% | 3 | 36 | Township |
| Johnstown | 32 | 90 | 90 | 1.12% | 2 | 36 | Township |
| Strabane | 33 | 88 | 88 | 0% | 2 | 36 | Township |
| Grace | 34 | 83 | 83 | 1.22% | 2 | 36 | Township |
| Gilby | 35 | 79 | 76 | 2.6% | 2 | 36 | Township |
| Lakeville | 36 | 78 | 75 | 2.63% | 2 | 35 | Township |
| Agnes | 37 | 73 | 74 | 0% | 2 | 36 | Township |
| Niagara | 38 | 70 | 71 | 0% | 2 | 35 | Township |
| Wheatfield | 39 | 66 | 67 | 0% | 2 | 36 | Township |
| Moraine | 40 | 62 | 63 | 0% | 2 | 36 | Township |
| Bentru | 41 | 59 | 58 | 0% | 3 | 18 | Township |
| Logan Center | 42 | 56 | 57 | 0% | 2 | 36 | Township |
| Loretta | 43 | 55 | 56 | 0% | 2 | 36 | Township |
| Lind | 44 | 54 | 55 | 0% | 1 | 36 | Township |
| Levant | 45 | 52 | 51 | 0% | 1 | 36 | Township |
| Plymouth | 46 | 49 | 50 | 0% | 1 | 36 | Township |
| Elkmount | 47 | 41 | 40 | 0% | 1 | 36 | Township |
| Niagara | 48 | 41 | 43 | -2.38% | 44 | 1 | City |
| Inkster | 49 | 36 | 38 | -2.7% | 36 | 1 | City |
| Ardoch | 50 | 32 | 32 | 0% | 85 | 0 | City |
| Conway | 51 | 14 | 13 | 0% | 68 | 0 | City |
Grand Forks is the largest city in Grand Forks County, with a population of 60,019.
Conway is the smallest city in Grand Forks County, with a population of 14.
There are 51 cities in Grand Forks County, North Dakota.